NOTE: Use the browser's "Find" to search on a species, then click to provide information on the species of interest. You can also click on (Map) to get a map of county distribution of the species.
 456 (Map)  Cabomba caroliniana                      CABOMBA
 457 (Map)  Cacalia atriplicifolia                   PALE INDIAN PLANTAIN
 458 (Map)  Cacalia muhlenbergii                     GREAT INDIAN PLANTAIN
 459 (Map)  Cacalia plantaginea                      PRAIRIE INDIAN PLANTAIN
 460 (Map)  Cacalia suaveolens                       SWEET INDIAN PLANTAIN
 461 (Map)  Cakile edentula lacustris                SEA ROCKET
 462 (Map)  Calamagrostis canadensis                 BLUEJOINT GRASS
 463 (Map)  Calamagrostis canadensis macouniana      BLUEJOINT GRASS
 464 (Map)  Calamagrostis epigeios                   FEATHERTOP
 465 (Map)  Calamagrostis inexpansa brevior          BOG REED GRASS
 466 (Map)  Calamagrostis neglecta                   REED-BENTGRASS
 467 (Map)  Calamintha arkansana                     LOW CALAMINT
 468 (Map)  Calamovilfa longif'>olia                   SAND REED
 469 (Map)  Calla palustris                          WATER ARUM
 470 (Map)  Callirhoe alcaeoides                     POPPY MALLOW
 471 (Map)  Callirhoe digitata                       POPPY MALLOW
 472 (Map)  Callirhoe involucrata                    POPPY MALLOW
 473 (Map)  Callirhoe triangulata                    POPPY MALLOW
 474 (Map)  Callitriche heterophylla                 LARGE WATER STARWORT
 475 (Map)  Callitriche terrestris                   TERRESTRIAL STARWORT
 476 (Map)  Callitriche verna                        COMMON WATER STARWORT
 477 (Map)  Calopogon tuberosus                      GRASS PINK ORCHID
 478 (Map)  Caltha palustris                         COWSLIP
 479 (Map)  Calycanthus floridus                     STRAWBERRY-SHRUB
 480 (Map)  Calycocarpum lyonii                      CUPSEED
 481 (Map)  Calylophus serrulatus                    TOOTHED EVENING PRIMROSE
 482 (Map)  Calystegia pubescens                     CALIFORNIA ROSE
 483 (Map)  Calystegia sepium americana              AMERICAN BINDWEED
 484 (Map)  Calystegia sepium angulata               HEDGE-BINDWEED
 485 (Map)  Calystegia sepium erratica               HEDGE BINDWEED
 486 (Map)  Calystegia sepium repens                 TRAILING BINDWEED
 487 (Map)  Calystegia silvatica fraterniflorus      BINDWEED
 488 (Map)  Calystegia spithamaea                    DWARF BINDWEED
 489 (Map)  Camassia angusta                         WILD HYACINTH
 490 (Map)  Camassia scilloides                      WILD HYACINTH
 491 (Map)  Camelina microcarpa                      FALSE FLAX
 492 (Map)  Camelina sativa                          FALSE FLAX
 493 (Map)  Campanula americana                      AMERICAN BELLFLOWER
 494 (Map)  Campanula aparinoides                    MARSH BELLFLOWER
 495 (Map)  Campanula glomerata                      CLUSTERED BELLFLOWER
 496 (Map)  Campanula rapunculoides                  EUROPEAN BELLFLOWER
 497 (Map)  Campanula rotundifolia                   BELLFLOWER
 498 (Map)  Campanula rotundifolia velutina          BELLFLOWER
 499 (Map)  Campanula uliginosa                      MARSH BELLFLOWER
 500 (Map)  Campsis radicans                         TRUMPET CREEPER
 501 (Map)  Canavalia ensiformis                     JACK BEAN
 502 (Map)  Cannabis sativa                          HASHISH
 503 (Map)  Capsella bursa-pastoris                  SHEPERD'S-PURSE
 504 (Map)  Caragana arborescens                     PEA-TREE
 505 (Map)  Cardamine bulbosa                        BULB BITTERCRESS
 506 (Map)  Cardamine douglassii                     NORTHERN BITTER CRESS
 507 (Map)  Cardamine hirsuta                        HAIRY BITTER CRESS
 508 (Map)  Cardamine parviflora arenicola           SMALL-FLOWERED BITTER CRESS
 509 (Map)  Cardamine pensylvanica                   BITTER CRESS
 510 (Map)  Cardamine pratensis palustris            CUCKOO FLOWER
 511 (Map)  Cardaria draba                           HOARY CRESS
 512 (Map)  Cardiospermum halicacabum                BALLOON-VINE
 513 (Map)  Carduus acanthoides                      ACANTHUS BRISTLE THISTLE
 514 (Map)  Carduus nutans                           MUSK BRISTLE THISTLE
 515 (Map)  Carex X fulleri                          SEDGE
 516 (Map)  Carex X subimpressa                      SEDGE
 517 (Map)  Carex abdita                             SEDGE
 518 (Map)  Carex aggregata
 519 (Map)  Carex alata                              WINGED SEDGE
 520 (Map)  Carex albolutescens                      SEDGE
 521 (Map)  Carex albursina                          SEDGE
 522 (Map)  Carex alopecoidea
 523 (Map)  Carex amphibola                          GRAY SEDGE
 524 (Map)  Carex annectens
 525 (Map)  Carex annectens xanthocarpa              SEDGE
 526 (Map)  Carex artitecta                          SEDGE
 527 (Map)  Carex atherodes                          SEDGE
 528 (Map)  Carex aurea                              GOLDEN SEDGE
 529 (Map)  Carex austrina                           SEDGE
 530 (Map)  Carex bebbii                             BEAUTIFUL SEDGE
 531 (Map)  Carex bicknellii                         BICKNELL SEDGE
 532 (Map)  Carex blanda                             WOODLAND SEDGE
 533 (Map)  Carex brevior                            FESCUE SEDGE
 534 (Map)  Carex bromoides                          SEDGE
 535 (Map)  Carex brunnescens sphaerostachya
 536 (Map)  Carex bushii                             SEDGE
 537 (Map)  Carex buxbaumii                          BUXBAUM SEDGE
 538 (Map)  Carex canescens disjuncta                SEDGE
 539 (Map)  Carex careyana                           SEDGE
 540 (Map)  Carex caroliniana                        SEDGE
 541 (Map)  Carex cephaloidea
 542 (Map)  Carex cephalophora
 543 (Map)  Carex chordorrhiza                       CORD ROOT SEDGE
 544 (Map)  Carex communis                           SEDGE
 545 (Map)  Carex comosa                             BRISTLY SEDGE
 546 (Map)  Carex conjuncta
 547 (Map)  Carex conoidea                           SEDGE
 548 (Map)  Carex convoluta
 549 (Map)  Carex crawei                             SEDGE
 550 (Map)  Carex crinita                            FRINGED SEDGE
 551 (Map)  Carex crinita brevicrinis                SEDGE
 552 (Map)  Carex cristatella                        SEDGE
 553 (Map)  Carex crus-corvi                         SEDGE
 554 (Map)  Carex cryptolepis                        SEDGE
 555 (Map)  Carex cumulata                           SEDGE
 556 (Map)  Carex davisii                            DAVIS SEDGE
 557 (Map)  Carex debilis                            SEDGE
 558 (Map)  Carex decomposita                        SEDGE
 559 (Map)  Carex diandra                            LESSER PANICLED SEDGE
 560 (Map)  Carex digitalis                          SEDGE
 561 (Map)  Carex disperma                           SEDGE
 562 (Map)  Carex eburnea                            SEDGE
 563 (Map)  Carex echinata
 564 (Map)  Carex emmonsii                           SEDGE
 565 (Map)  Carex emoryi                             EMORY SEDGE
 566 (Map)  Carex festucacea                         SEDGE
 567 (Map)  Carex flaccosperma                       SEDGE
 568 (Map)  Carex foenea                             SILVERTOP SEDGE
 569 (Map)  Carex foenea enervis                     SEDGE
 570 (Map)  Carex frankii                            SEDGE
 571 (Map)  Carex garberi                            GARBER'S SEDGE
 572 (Map)  Carex gigantea                           SEDGE
 573 (Map)  Carex glaucodea                          SEDGE
 574 (Map)  Carex gracilescens                       SEDGE
 575 (Map)  Carex gracillima                         GRACEFUL SEDGE
 576 (Map)  Carex granularis                         MEADOW SEDGE
 577 (Map)  Carex granularis haleana                 MEADOW SEDGE
 578 (Map)  Carex gravida                            HEAVY SEDGE
 579 (Map)  Carex gravida lunelliana                 SEDGE
 580 (Map)  Carex grayi                              BUR SEDGE
 581 (Map)  Carex grisea                             SEDGE
 582 (Map)  Carex haydenii                           HAYDEN SEDGE
 583 (Map)  Carex hirsutella                         SEDGE
 584 (Map)  Carex hirtifolia                         HAIRY SEDGE
 585 (Map)  Carex hitchcockiana                      SEDGE
 586 (Map)  Carex hyalinolepis                       SEDGE
 587 (Map)  Carex hystricina                         BOTTLEBRUSH SEDGE
 588 (Map)  Carex incomperta                         SEDGE
 589 (Map)  Carex interior                           INLAND SEDGE
 590 (Map)  Carex intumescens                        SWOLLEN SEDGE
 591 (Map)  Carex jamesii                            GRASS SEDGE
 592 (Map)  Carex lacustris                          RIVER SEDGE
 593 (Map)  Carex laeviconica                        SEDGE
 594 (Map)  Carex laevivaginata                      SEDGE
 595 (Map)  Carex lanuginosa                         WOOLY SEDGE
 596 (Map)  Carex lasiocarpa                         SEDGE
 597 (Map)  Carex laxiculmis                         SEDGE
 598 (Map)  Carex laxiflora                          SEDGE
 599 (Map)  Carex leavenworthii
 600 (Map)  Carex leptalea                           BRISTLE STALKED SEDGE
 601 (Map)  Carex limosa                             MUD SEDGE
 602 (Map)  Carex louisianica                        SEDGE
 603 (Map)  Carex lupuliformis                       SEDGE
 604 (Map)  Carex lupulina                           HOP SEDGE
 605 (Map)  Carex lurida                             SEDGE
 606 (Map)  Carex meadii                             MEAD SEDGE
 607 (Map)  Carex molesta                            SEDGE
 608 (Map)  Carex muhlenbergii
 609 (Map)  Carex muhlenbergii enervis               SEDGE
 610 (Map)  Carex muskingumensis                     SEDGE
 611 (Map)  Carex nigromarginata                     SEDGE
 612 (Map)  Carex normalis                           SEDGE
 613 (Map)  Carex oligocarpa                         SEDGE
 614 (Map)  Carex oligosperma                        SEDGE
 615 (Map)  Carex oxylepis                           SEDGE
 616 (Map)  Carex pallescens                         SEDGE
 617 (Map)  Carex pedunculata                        SEDGE
 618 (Map)  Carex pensylvanica                       PENNSYLVANIA SEDGE
 619 (Map)  Carex pensylvanica distans               SEDGE
 620 (Map)  Carex physorhyncha                       SEDGE
 621 (Map)  Carex plantaginea                        PLAINTAIN-LEAVED SEDGE
 622 (Map)  Carex platyphylla                        SEDGE
 623 (Map)  Carex praegracilis                       SILVER SEDGE
 624 (Map)  Carex prairea
 625 (Map)  Carex prasina                            SEDGE
 626 (Map)  Carex projecta                           SEDGE
 627 (Map)  Carex reniformis                         SEDGE
 628 (Map)  Carex retroflexa
 629 (Map)  Carex retrorsa                           KNOTSHEATH SEDGE
 630 (Map)  Carex richardsonii                       RICHARDSON SEDGE
 631 (Map)  Carex richii                             SEDGE
 632 (Map)  Carex rosea
 633 (Map)  Carex rostrata utriculata                BEAKED SEDGE
 634 (Map)  Carex sartwellii                         SARTWELL SEDGE
 635 (Map)  Carex scoparia                           BROOM SEDGE
 636 (Map)  Carex shortiana                          SEDGE
 637 (Map)  Carex socialis
 638 (Map)  Carex sparganioides
 639 (Map)  Carex sprengelii                         LONG-BEAKED SEDGE
 640 (Map)  Carex squarrosa                          SEDGE
 641 (Map)  Carex stenophylla enervis
 642 (Map)  Carex sterilis                           SEDGE
 643 (Map)  Carex stipata                            PRICKLY SEDGE
 644 (Map)  Carex stipata maxima                     SEDGE
 645 (Map)  Carex striatula                          SEDGE
 646 (Map)  Carex stricta                            TUSSOCK SEDGE
 647 (Map)  Carex styloflexa                         SEDGE
 648 (Map)  Carex suberecta                          SEDGE
 649 (Map)  Carex substricta                         SEDGE
 650 (Map)  Carex swanii                             SAVANNA SEDGE
 651 (Map)  Carex tenera                             SEDGE
 652 (Map)  Carex tetanica                           SEDGE
 653 (Map)  Carex texensis                           SEDGE
 654 (Map)  Carex tonsa                              SEDGE
 655 (Map)  Carex torta                              SEDGE
 656 (Map)  Carex tribuloides                        SEDGE
 657 (Map)  Carex trichocarpa                        SEDGE
 658 (Map)  Carex trisperma                          SEDGE
 659 (Map)  Carex tuckermanii                        SEDGE
 660 (Map)  Carex typhina                            SEDGE
 661 (Map)  Carex umbellata                          SEDGE
 662 (Map)  Carex vesicaria                          BLISTER SEDGE
 663 (Map)  Carex virescens                          SEDGE
 664 (Map)  Carex viridula                           GREEN SEDGE
 665 (Map)  Carex vulpinoidea                        FOX SEDGE
 666 (Map)  Carex willdenowii                        WILLDENOW'S SEDGE
 667 (Map)  Carex woodii                             SEDGE
 668 (Map)  Carpinus caroliniana                     AMERICAN HORNBEAM
 669 (Map)  Carum carvi                              CARAWAY
 670 (Map)  Carya X lecontei                         BITTERNUT HICKORY
 671 (Map)  Carya aquatica                           WATER HICKORY
 672 (Map)  Carya cordiformis                        BITTERNUT HICKORY
 673 (Map)  Carya glabra                             PIGNUT HICKORY
 674 (Map)  Carya glabra megacarpa                   PIGNUT HICKORY
 675 (Map)  Carya illinoensis                        PECAN
 676 (Map)  Carya laciniosa                          BIG SHELLBARK
 677 (Map)  Carya ovalis                             FALSE SHAGBARK HICKORY
 678 (Map)  Carya ovalis obovalis                    SWEET PIGNUT HICKORY
 679 (Map)  Carya ovalis odorata                     SWEET PIGNUT HICKORY
 680 (Map)  Carya ovata                              SCALY-BARK HICKORY
 681 (Map)  Carya ovata fraxinifolia                 ASH-LEAVED SHAGBARK HICKORY
 682 (Map)  Carya ovata nuttallii                    SMALL SHAGBARK HICKORY
 683 (Map)  Carya pallida                            PALE HICKORY
 684 (Map)  Carya texana                             BLACK HICKORY
 685 (Map)  Carya tomentosa                          MOCKERNUT HICKORY
 686 (Map)  Cassia fasciculata                       GOLDEN CASSIA
 687 (Map)  Cassia fasciculata robusta               PARTRIDGE PEA
 688 (Map)  Cassia hebecarpa                         WILD SENNA
 689 (Map)  Cassia marilandica                       MARYLAND SENNA
 690 (Map)  Cassia nictitans                         WILD SENSITIVE PLANT
 691 (Map)  Cassia obtusifolia                       SICKLEPOD
 692 (Map)  Cassia occidentalis                      COFFEE SENNA
 693 (Map)  Castanea dentata                         AMERICAN CHESTNUT
 694 (Map)  Castanea mollissima                      CHINESE CHESTNUT
 695 (Map)  Castilleja coccinea                      INDIAN PAINTBRUSH
 696 (Map)  Castilleja coccinea lutescens
 697 (Map)  Castilleja sessiliflora                  DOWNY YELLOW PAINTED CUP
 698 (Map)  Catalpa bignonioides                     COMMON CATALPA
 699 (Map)  Catalpa speciosa                         CIGAR TREE
 700 (Map)  Caulophyllum thalictroides               BLUE COHOSH
 701 (Map)  Ceanothus americanus                     NEW JERSEY TEA
 702 (Map)  Ceanothus americanus pitcheri            NEW JERSEY TEA
 703 (Map)  Ceanothus herbaceus                      INLAND NEW JERSEY TEA
 704 (Map)  Celastrus orbiculatus                    ROUND-LEAVED BITTERSWEET
 705 (Map)  Celastrus scandens                       BITTERSWEET
 706 (Map)  Celtis laevigata                         SUGARBERRY
 707 (Map)  Celtis laevigata smalli                  TOOTHED SUGARBERRY
 708 (Map)  Celtis laevigata texana                  CLIFF SUGARBERRY
 709 (Map)  Celtis occidentalis                      HACKBERRY
 710 (Map)  Celtis occidentalis canina               HACKBERRY
 711 (Map)  Celtis occidentalis pumila               SMALL HACKBERRY
 712 (Map)  Celtis tenuifolia                        DWARF HACKBERRY
 713 (Map)  Celtis tenuifolia georgiana              DWARF HACKBERRY
 714 (Map)  Cenchrus longispinus                     MAT SANDBUR
 715 (Map)  Centaurea americana                      AMERICAN BASKET FLOWER
 716 (Map)  Centaurea calcitrapa                     CALTROPS
 717 (Map)  Centaurea cyanus                         BACHELOR'S BUTTON
 718 (Map)  Centaurea diffusa                        DIFFUSE KNAPWEED
 719 (Map)  Centaurea dubia                          TYROL KNAPWEED
 720 (Map)  Centaurea jacea                          BROWN KNAPWEED
 721 (Map)  Centaurea maculosa                       SPOTTED CENTAUREA
 722 (Map)  Centaurea moschata                       SWEET SULTAN
 723 (Map)  Centaurea nigra                          BLACK CENTAUREA
 724 (Map)  Centaurea repens                         RUSSIAN CENTAUREA
 725 (Map)  Centaurea solstitalis                    BARNABY'S THISTLE
 726 (Map)  Centaurium pulchellum                    CENTAURY
 727 (Map)  Cephalanthus occidentalis                BUTTONBUSH
 728 (Map)  Cephalanthus occidentalis pubescens      BUTTONBUSH
 729 (Map)  Cerastium arvense                        FIELD CHICKWEED
 730 (Map)  Cerastium brachypetalum                  CHICKWEED
 731 (Map)  Cerastium diffusum                       CHICKWEED
 732 (Map)  Cerastium dubium
 733 (Map)  Cerastium glomeratum                     CLAMMY CHICKWEED
 734 (Map)  Cerastium nutans                         NODDING MOUSE-EAR CHICKWEED
 735 (Map)  Cerastium nutans brachypodum             MOUSE-EAR CHICKWEED
 736 (Map)  Cerastium pumilum                        MOUSE-EAR CHICKWEED
 737 (Map)  Cerastium semidecandrum                  SMALL MOUSE-EAR CHICKWEED
 738 (Map)  Cerastium vulgatum                       COMMON MOUSE-EAR CHICKWEED
 739 (Map)  Ceratophyllum demersum                   COONTAIL
 740 (Map)  Ceratophyllum muricatum                  SPINY COONTAIL
 741 (Map)  Cercis canadensis                        EASTERN REDBUD
 742 (Map)  Chaenomeles japonica                     JAPANESE QUINCE
 743 (Map)  Chaenorrhinum minus                      DWARF SNAPDRAGON
 744 (Map)  Chaerophyllum procumbens                 WILD CHERVIL
 745 (Map)  Chaerophyllum tainturieri                WILD CHERVIL
 746 (Map)  Chamaedaphne calyculata angustifolia     LEATHERLEAF
 747 (Map)  Chamaelirium luteum                      BLAZING STAR
 748 (Map)  Chamaemelum nobilis                      GARDEN CHAMOMILE
 749 (Map)  Chamaesyce geyeri                        SPURGE
 750 (Map)  Chamaesyce glyptosperma                  SPURGE
 751 (Map)  Chamaesyce humistrata                    MILK SPURGE
 752 (Map)  Chamaesyce maculata                      NODDING SPURGE
 753 (Map)  Chamaesyce polygonifolia                 SEASIDE SPURGE
 754 (Map)  Chamaesyce prostrata
 755 (Map)  Chamaesyce serpens                       ROUND-LEAVED SPURGE
 756 (Map)  Chamaesyce serpyllifolia                 SPURGE
 757 (Map)  Chamaesyce supina                        MILK SPURGE
 758 (Map)  Chamaesyce vermiculata                   SPURGE
 759 (Map)  Chasmanthium latifolium                  SEA OATS
 760 (Map)  Cheilanthes feei                         BABY LIP FERN
 761 (Map)  Cheilanthes lanosa                       HAIRY LIP FERN
 762 (Map)  Chelidonium majus                        CELANDINE
 763 (Map)  Chelone glabra                           WHITE TURTLEHEAD
 764 (Map)  Chelone obliqua speciosa                 PINK TURTLEHEAD
 765 (Map)  Chenopodium album                        LAMB'S QUARTERS
 766 (Map)  Chenopodium album lanceolatum            LAMB'S QUARTERS
 767 (Map)  Chenopodium ambrosioides                 AMERICAN WORMSEED
 768 (Map)  Chenopodium ambrosioides anthelminticum  MEXICAN TEA
 769 (Map)  Chenopodium berlandieri zschackei        GOOSEFOOT
 770 (Map)  Chenopodium bonus-henricus               GOOD KING HENRY
 771 (Map)  Chenopodium botrys                       JERUSALEM-OAK
 772 (Map)  Chenopodium bushianum                    GOOSEFOOT
 773 (Map)  Chenopodium capitatum                    STRAWBERRY BLITE
 774 (Map)  Chenopodium desiccatum leptophylloides   NARROW-LEAVED GOOSEFOOT
 775 (Map)  Chenopodium gigantospermum               MAPLE-LEAVED GOOSEFOOT
 776 (Map)  Chenopodium glaucum                      OAK-LEAVED GOOSEFOOT
 777 (Map)  Chenopodium missouriense                 GOOSEFOOT
 778 (Map)  Chenopodium murale                       NETTLE-LEAVED GOOSEFOOT
 779 (Map)  Chenopodium pallescens                   NARROW-LEAVED GOOSEFOOT
 780 (Map)  Chenopodium polyspermum                  MANY-SEEDED GOOSEFOOT
 781 (Map)  Chenopodium pumilio                      GOOSEFOOT
 782 (Map)  Chenopodium rubrum                       COAST BLITE
 783 (Map)  Chenopodium standleyanum                 GOOSEFOOT
 784 (Map)  Chenopodium strictum glaucophyllum       GOOSEFOOT
 785 (Map)  Chenopodium urbicum                      CITY GOOSEFOOT
 786 (Map)  Chimaphila maculata                      SPOTTED WINTERGREEN
 787 (Map)  Chimaphila umbellata cisatlantica        PIPSISSEWA
 788 (Map)  Chloris gayana                           FINGER GRASS
 789 (Map)  Chloris verticillata                     WINDMILL GRASS
 790 (Map)  Chorispora tenella                       CHORISPORA
 791 (Map)  Cichorium intybus                        BLUE SAILORS
 792 (Map)  Cicuta bulbifera                         BULBLET WATER HEMLOCK
 793 (Map)  Cicuta maculata                          WATER HEMLOCK
 794 (Map)  Cimicifuga americana                     AMERICAN BUGBANE
 795 (Map)  Cimicifuga racemosa                      BLACK COHOSH
 796 (Map)  Cimicifuga rubifolia                     BLACK COHOSH
 797 (Map)  Cinna arundinacea                        STOUTWOOD REED
 798 (Map)  Cinna latifolia                          DROOPING WOOD REED
 799 (Map)  Circaea alpina                           SMALL ENCHANTER'S NIGHTSHADE
 800 (Map)  Circaea lutetiana canadensis             ENCHANTER'S NIGHTSHADE
 801 (Map)  Cirsium altissimum                       TALL THISTLE
 802 (Map)  Cirsium arvense                          CANADA THISTLE
 803 (Map)  Cirsium arvense horridum                 CANADA THISTLE
 804 (Map)  Cirsium carolinianum                     CAROLINA THISTLE
 805 (Map)  Cirsium discolor                         FIELD THISTLE
 806 (Map)  Cirsium muticum                          FEN THISTLE
 807 (Map)  Cirsium pitcheri                         DUNE THISTLE
 808 (Map)  Cirsium pumilum                          HILL'S THISTLE
 809 (Map)  Cirsium vulgare                          BULL THISTLE
 810 (Map)  Citrullus lanatus                        WATERMELON
 811 (Map)  Cladium mariscoides                      TWIG RUSH
 812 (Map)  Cladrastis kentuckea                     YELLOWWOOD
 813 (Map)  Claytonia virginica                      SPRING BEAUTY
 814 (Map)  Clematis crispa                          BLUE JASMINE
 815 (Map)  Clematis occidentalis                    MOUNTAIN CLEMATIS
 816 (Map)  Clematis pitcheri                        LEATHER FLOWER
 817 (Map)  Clematis terniflora                      VIRGIN'S BOWER
 818 (Map)  Clematis viorna                          LEATHERFLOWER
 819 (Map)  Clematis virginiana                      VIRGIN'S BOWER
 820 (Map)  Cleome hassleriana                       SPIDER FLOWER
 821 (Map)  Cleome serrulata                         PINK CLEOME
 822 (Map)  Clinopodium vulgare                      DOGMINT
 823 (Map)  Clitoria mariana                         BUTTERFLY PEA
 824 (Map)  Cnicus benedictus                        BLESSED THISTLE
 825 (Map)  Cocculus carolinus                       SNAILSEED
 826 (Map)  Coeloglossum viride                      BRACTED GREEN ORCHID
 827 (Map)  Collinsia verna                          BLUE-EYED MARY
 828 (Map)  Collinsia violacea                       VIOLET COLLINSIA
 829 (Map)  Collinsonia canadensis                   CITRONELLA HORSE BALM
 830 (Map)  Collomia linearis                        SLENDERLEAF COLLOMIA
 831 (Map)  Comandra umbellata                       BASTARD TOAD-FLAX
 832 (Map)  Commelina communis                       COMMON DAY FLOWER
 833 (Map)  Commelina diffusa                        DAY FLOWER
 834 (Map)  Commelina erecta                         DAY FLOWER
 835 (Map)  Commelina virginica                      DAY FLOWER
 836 (Map)  Comptonia peregrina                      SWEET FERN
 837 (Map)  Conioselinum chinense                    HEMLOCK PARSLEY
 838 (Map)  Conium maculatum                         POISON HEMLOCK
 839 (Map)  Conopholis americana                     CANCER-ROOT
 840 (Map)  Conringia orientalis                     HARE'S-EAR MUSTARD
 841 (Map)  Consolida ambigua                        ROCKET LARKSPUR
 842 (Map)  Consolida regalis                        FORKING LARKSPUR
 843 (Map)  Convallaria majalis                      LILY OF THE VALLEY
 844 (Map)  Convolvulus arvensis                     FIELD BINDWEED
 845 (Map)  Convolvulus incanus                      NEBRASKA GLORYBIND
 846 (Map)  Conyza canadensis                        HORSEWEED
 847 (Map)  Conyza ramosissima                       DWARF FLEABANE
 848 (Map)  Corallorhiza maculata                    SPOTTED CORAL-ROOT ORCHID
 849 (Map)  Corallorhiza odontorhiza                 FALL CORAL-ROOT ORCHID
 850 (Map)  Corallorhiza trifida                     EARLY CORAL ROOT
 851 (Map)  Corallorhiza wisteriana                  CORAL ROOT
 852 (Map)  Coreopsis basalis                        GOLDEN WAVE
 853 (Map)  Coreopsis grandiflora                    LARGE-FLOWERED COREOPSIS
 854 (Map)  Coreopsis lanceolata                     LANCE COREOPSIS
 855 (Map)  Coreopsis palmata                        PRAIRIE COREOPSIS
 856 (Map)  Coreopsis pubescens                      STAR TICKSEED
 857 (Map)  Coreopsis tinctoria                      GOLDEN COREOPSIS
 858 (Map)  Coreopsis tripteris                      TALL COREOPSIS
 859 (Map)  Coriandrum sativum                       CORIANDER
 860 (Map)  Corispermum hyssopifolium                COMMON BUGSEED
 861 (Map)  Corispermum nitidum                      SMALL BUGSEED
 862 (Map)  Cornus alternifolia                      ALTERNATE-LEAVED DOGWOOD
 863 (Map)  Cornus amomum                            SILKY DOGWOOD
 864 (Map)  Cornus canadensis                        BUNCHBERRY
 865 (Map)  Cornus drummondii                        ROUGH-LEAVED DOGWOOD
 866 (Map)  Cornus florida                           FLOWERING DOGWOOD
 867 (Map)  Cornus foemina                           STIFF DOGWOOD
 868 (Map)  Cornus obliqua                           PALE DOGWOOD
 869 (Map)  Cornus racemosa                          GRAY DOGWOOD
 870 (Map)  Cornus rugosa                            ROUND-LEAVED DOGWOOD
 871 (Map)  Cornus stolonifera                       RED OSIER DOGWOOD
 872 (Map)  Cornus stolonifera baileyi               BAILEY'S DOGWOOD
 873 (Map)  Coronilla varia                          CROWN VETCH
 874 (Map)  Coronopus didymus                        WART CRESS
 875 (Map)  Corydalis aurea                          GOLDEN CORYDALIS
 876 (Map)  Corydalis aurea occidentalis             CORYDALIS
 877 (Map)  Corydalis campestris                     PLAINS CORYDALIS
 878 (Map)  Corydalis curvisiliqua grandibracteata
 879 (Map)  Corydalis flavula                        PALE CORYDALIS
 880 (Map)  Corydalis micrantha                      SLENDER CORYDALIS
 881 (Map)  Corydalis micrantha australis            HALE'S CORYDALIS
 882 (Map)  Corydalis sempervirens                   PINK CORYDALIS
 883 (Map)  Corylus americana                        AMERICAN FILBERT
 884 (Map)  Corylus rostrata                         BEAKED HAZELNUT
 885 (Map)  Cosmos bipinnatus                        COMMON COSMOS
 886 (Map)  Cosmos sulphureus                        YELLOW COSMOS
 887 (Map)  Crataegus acutifolia                     HAWTHORN
 888 (Map)  Crataegus calpodendron                   URN-SHAPED HAWTHORN
 889 (Map)  Crataegus coccinioides                   HAWTHORN
 890 (Map)  Crataegus collina                        HAWTHORN
 891 (Map)  Crataegus corusca                        HAWTHORN
 892 (Map)  Crataegus crus-galli                     COCK-SPUR THORN
 893 (Map)  Crataegus crus-galli barrettiana         BARRETT'S THORN
 894 (Map)  Crataegus cuneiformis                    HAWTHORN
 895 (Map)  Crataegus engelmannii                    BARBERRY-LEAVED HAWTHORN
 896 (Map)  Crataegus faxonii                        HAWTHORN
 897 (Map)  Crataegus fecunda                        FRUITFUL THORN
 898 (Map)  Crataegus hannibalensis                  HAWTHORN
 899 (Map)  Crataegus holmesiana                     HAWTHORN
 900 (Map)  Crataegus lucorum                        HAWTHORN
 901 (Map)  Crataegus macrosperma                    HAWTHORN
 902 (Map)  Crataegus margaretta                     HAWTHORN
 903 (Map)  Crataegus marshallii                     PARSLEY HAW
 904 (Map)  Crataegus mollis                         RED HAW
 905 (Map)  Crataegus monogyna                       ENGLISH HAWTHORN
 906 (Map)  Crataegus neobushii                      HAWTHORN
 907 (Map)  Crataegus nitida                         HAWTHORN
 908 (Map)  Crataegus pedicellata                    HAWTHORN
 909 (Map)  Crataegus permixta                       HAWTHORN
 910 (Map)  Crataegus phaenopyrum                    WASHINGTON THORN
 911 (Map)  Crataegus pringlei                       HAWTHORN
 912 (Map)  Crataegus pruinosa                       HAWTHORN
 913 (Map)  Crataegus punctata                       DOTTED THORN
 914 (Map)  Crataegus succulenta                     HAWTHORN
 915 (Map)  Crataegus tortilis                       HAWTHORN
 916 (Map)  Crataegus viridis                        GREEN THORN
 917 (Map)  Crepis capillaris                        HAWK'S BEARD
 918 (Map)  Crepis tectorum                          HAWK'S BEARD
 919 (Map)  Crotalaria sagittalis                    RATTLEBOX
 920 (Map)  Crotalaria spectabilis                   SHOWY RATTLEBOX
 921 (Map)  Croton capitatus                         CAPITATE CROTON
 922 (Map)  Croton glandulosus septentrionalis       SAND CROTON
 923 (Map)  Croton lindheimerianus                   LINDHEIMER'S CROTON
 924 (Map)  Croton monanthogynus                     CROTON
 925 (Map)  Croton texensis                          TEXAS CROTON
 926 (Map)  Crotonopsis elliptica                    RUSHFOIL
 927 (Map)  Crotonopsis linearis                     RUSHFOIL
 928 (Map)  Crypsis schoenoides
 929 (Map)  Cryptogramma stelleri                    SLENDER CLIFFBRAKE
 930 (Map)  Cryptotaenia canadensis                  HONEWORT
 931 (Map)  Cucumis sativus                          CUCUMBER
 932 (Map)  Cucurbita foetidissima                   MISSOURI GOURD
 933 (Map)  Cucurbita pepo ovifera                   PEAR GOURD
 934 (Map)  Cunila origanoides                       DITTANY
 935 (Map)  Cuphea viscosissima                      BLUE WAXWEED
 936 (Map)  Cuscuta campestris                       DODDER
 937 (Map)  Cuscuta cephalanthi                      BUTTONBUSH DODDER
 938 (Map)  Cuscuta compacta                         DODDER
 939 (Map)  Cuscuta coryli                           HAZEL DODDER
 940 (Map)  Cuscuta cuspidata                        DODDER
 941 (Map)  Cuscuta glomerata                        DODDER
 942 (Map)  Cuscuta gronovii                         DODDER
 943 (Map)  Cuscuta gronovii latiflora
 944 (Map)  Cuscuta indecora                         DODDER
 945 (Map)  Cuscuta indecora neuropetala             DODDER
 946 (Map)  Cuscuta pentagona                        DODDER
 947 (Map)  Cuscuta polygonorum                      SMARTWEED DODDER
 948 (Map)  Cycloloma atriplicifolium                TUMBLE RINGWING
 949 (Map)  Cydonia oblonga                          COMMON QUINCE
 950 (Map)  Cymbalaria muralis                       KENILWORTH IVY
 951 (Map)  Cynanchum laeve                          BLUE VINE
 952 (Map)  Cynanchum nigrum                         BLACK SWALLOW-WORT
 953 (Map)  Cynodon dactylon                         BAHAMA GRASS
 954 (Map)  Cynoglossum officinale                   COMMON HOUND'S TONGUE
 955 (Map)  Cynoglossum virginianum                  WILD COMFREY
 956 (Map)  Cynosciadium digitatum
 957 (Map)  Cyperus acuminatus                       TAPERLEAF FLAT SEDGE
 958 (Map)  Cyperus aristatus                        BEARDED FLAT SEDGE
 959 (Map)  Cyperus compressus
 960 (Map)  Cyperus densicaespitosus
 961 (Map)  Cyperus diandrus                         LOW FLAT SEDGE
 962 (Map)  Cyperus engelmanii
 963 (Map)  Cyperus erythrorhizos                    RED-ROOTED SEDGE
 964 (Map)  Cyperus esculentus                       CHUFA
 965 (Map)  Cyperus esculentus leptostachyus         CHUFA
 966 (Map)  Cyperus ferruginescens                   SLENDER FLATSEDGE
 967 (Map)  Cyperus filicinus
 968 (Map)  Cyperus filiculmis                       FERN FLATSEDGE
 969 (Map)  Cyperus filiculmis macilentus
 970 (Map)  Cyperus flavescens
 971 (Map)  Cyperus grayioides                       GALINGALE
 972 (Map)  Cyperus houghtonii
 973 (Map)  Cyperus iria                             SEDGE
 974 (Map)  Cyperus lancastriensis                   GALINGALE
 975 (Map)  Cyperus ovularis                         HEDGEHOG CLUB RUSH
 976 (Map)  Cyperus pseudovegetus
 977 (Map)  Cyperus retrorsus
 978 (Map)  Cyperus rivularis                        BROOK FLAT SEDGE
 979 (Map)  Cyperus rivularis elutus
 980 (Map)  Cyperus schweinitzii                     SCHWEINITZ FLATSEDGE
 981 (Map)  Cyperus strigosus                        STRAW COLORED FLATSEDGE
 982 (Map)  Cypripedium X andrewsii                  LADY'S-SLIPPERS ORCHID
 983 (Map)  Cypripedium X favillianum
 984 (Map)  Cypripedium acaule                       LADY'S-SLIPPER ORCHID
 985 (Map)  Cypripedium candidum                     WHITE LADY'S-SLIPPER ORCHID
 986 (Map)  Cypripedium parviflorum                  SM. YELLOW LADY-SLIPPER ORCHID
 987 (Map)  Cypripedium pubescens                    LG. YELLOW LADY-SLIPPER ORCHID
 988 (Map)  Cypripedium reginae                      SHOWY LADY'S-SLIPPER ORCHID
 989 (Map)  Cystopteris X illinoensis                FRAGILE FERN
 990 (Map)  Cystopteris X laurentiana
 991 (Map)  Cystopteris X tennesseensis              TENNESSEE FRAGILE FERN
 992 (Map)  Cystopteris X tenuis                     FRAGILE FERN
 993 (Map)  Cystopteris bulbifera                    BERRY BLADDER FERN
 994 (Map)  Cystopteris protrusa                     FRAGILE FERN