FOREST INVENTORY AND ANALYSIS USER'S GUIDE
Canopy/Size Relationships
USFA Region 5 Typing/WHR System
|
|
|
|
| N/A | 0 Seedling
(less 1" dbh) |
1 Seedling
(less than 1" dbh) |
| N/A | 1 Sapling
(1-4.9" dbh) |
2 Sapling
(1-6" dbh) |
| Less than 12 feet | 2 Pole | 3 Pole
6"-11" dbh |
| 12-24 feet | 3 Small | 4 Small
(11-24" dbh) |
| 25-40 feet | 4 Medum | 5 Medium/Large
(greater than 24" dbh) |
| Greater than 40 feet | 5 Large | 5 Medium/Large
(greater than 24" dbh) |
| Greater than 1 Story | 6 Two Storied | 6 Multi_Layered
(Size class 5 over a distinct layer of size 4 or 3, total tree canopy greaterthan 60 percent closure. |
CWHR CLASSIFICATION
FOREST INVENTORY AND ANALYSIS USER'S GUIDE
Canopy/Size Relationships
USFA Region 5 Typing/WHR System
|
|
|
|
| 0-9 % cover | 0 Non-stocked | N/A |
| 10-19 % cover
10-24 % cover |
S Sparse | S Sparse |
| 20-39 % cover
20-39 % cover |
P Light | P Open |
| 40-59 % cover
40-69 % cover |
N Medium | M Moderate |
| 60-100 % cover
70-100 % cover |
G Heavy | D Dense |
MAY 1997/PAGE 358