a_species page (eastern redbud - (Cercis canadensis))

eastern redbud (Cercis canadensis) Family: Caesalpiniaceae/Leguminosae
Guild: opportunistic, dispersal limited (large-seeded)
Functional Lifeform: small deciduous tree
Silvics Manual: Click here for eastern redbud
(Main Silvics Page: http://www.na.fs.fed.us/spfo/pubs/silvics_manual/table_of_contents.htm)

Life History Attributes & Disturbance Response

Ecological Attributes & Status of Species

Distribution Maps/Tables for eastern redbud:

Distribution Maps for eastern redbud: (Outputs will appear in new window)

Current-FIA

GISS

GFDL

Hadley

UKMO

CCC

Summary (All-5)

5-GCM Average

Distribution Tables for eastern redbud: (Outputs will appear in new window)

IV Change Average IV IV*Area Area Change Total Area(%) N-S Shift Potential Winners/Losers

Ecological Attributes and Status of eastern redbud:
(Output appears in Output Area: below)

Ecological Attributes Soil Elevation Climate

Output Area:

Cercis canadensis Eastern redbud Leguminosae

FIA distributions (723 counties) quartiles: min 1st mean median 3rd max rank

Diameter, cm (2827 plots) 0.3 2.8 5.8 4.4 7.6 73.9 78

Growth Rate, cm2/yr (97 plots) 0.2 2.5 6.5 5.4 7.5 32.5 75

Annual Temperature, �C 4.8 11.8 13.4 13.0 14.8 20.4 34

January Temperature, �C -7.3 -1.7 1.0 0.2 3.2 12.3 36

Precipitation, mm 764 1030 1140 1130 1260 1580 39

Potential Evapotranspiration, mm/month 24.0 61.3 68.9 67.7 77.8 107.0 29

Maximum Elevation, m 21 213 395 309 456 1980 42

Slope, percent 0.8 6.5 13.2 10.8 16.8 51.0 11

pH 2.3 3.7 4.4 4.4 5.0 7.0 68

Permeability, cm/hr 0.3 1.0 1.6 1.3 1.9 11.0 70

Organic Matter, percent 0.8 1.5 2.0 1.9 2.4 10.1 61

Clay, percent 4.6 22.3 25.7 26.2 29.7 45.5 7

Water-Holding Capacity, cm/cm 3.6 6.0 7.3 6.9 8.4 11.5 51

Maps of Current FIA's IV, Predicted-Current IV (acc. to RTA Model) & Geographic Predictors

Maps of Predicted-Current IV, Predicted IV (GISS GCM), the Difference with Current & Potential Shifts (acc. to RTA Model)

Maps of Predicted-Current IV, Predicted IV (GFDL GCM), the Difference with Current & Potential Shifts (acc. to RTA Model

Maps of Predicted-Current IV, Predicted IV (Hadley GCM),the Difference with Current & Potential Shifts (acc. to RTA Model)

Maps of Predicted-Current IV, Predicted IV (UKMO GCM), the Difference with Current & Potential Shifts (acc. to RTA Model)

Maps of Predicted-Current IV, Predicted IV (CCC GCM), the Difference with Current & Potential Shifts (acc. to RTA Model)

Predicted IVs of Current & 5 GCM models for quick comparison

IV Change for all 5 Climate Change Scenarios

Average IV for all 5 Climate Change Scenarios

Area Weighted IV % change for all 5 Climate Change Scenarios

Area Change for all 5 Climate Change Scenarios

Percent of Total Area for all 5 Climate Change Scenarios

N-S Shift for all 5 Climate Change Scenarios

Sorted table of % Change of IV*Area averaged across all 5 Climate Change Scenarios

Statistical-range table of ecological attributes for some key variables

Chart of optimum IV range for pH and permeablility

Chart of optimum IV range for max. elevation and soil slope

Chart of optimum IV range for avg. annual temperature and annual precipitation

Average IV of all 5 GCMs.

FIA distributions (723 counties) quartiles:	min	1st	mean	median	3rd	max	rank
Diameter, cm (2827 plots)	0.3	2.8	5.8	4.4	7.6	73.9	78
Growth Rate, cm2/yr (97 plots)	0.2	2.5	6.5	5.4	7.5	32.5	75
Annual Temperature, �C	4.8	11.8	13.4	13.0	14.8	20.4	34
January Temperature, �C	-7.3	-1.7	1.0	0.2	3.2	12.3	36
Precipitation, mm	764	1030	1140	1130	1260	1580	39
Potential Evapotranspiration, mm/month	24.0	61.3	68.9	67.7	77.8	107.0	29
Maximum Elevation, m	21	213	395	309	456	1980	42
Slope, percent	0.8	6.5	13.2	10.8	16.8	51.0	11
pH	2.3	3.7	4.4	4.4	5.0	7.0	68
Permeability, cm/hr	0.3	1.0	1.6	1.3	1.9	11.0	70
Organic Matter, percent	0.8	1.5	2.0	1.9	2.4	10.1	61
Clay, percent	4.6	22.3	25.7	26.2	29.7	45.5	7
Water-Holding Capacity, cm/cm	3.6	6.0	7.3	6.9	8.4	11.5	51