Table 2. Vegetation classes inventoried for vascular flora on Ft. Wainwright, Alaska, by geographic
division and site number. x indicates that vegetation type is present but no collections were made
there.
Geographic Division and Collection Unit, March 1996
Tanana Flats of the Tanana Lowland Unit
YukonTanana Upland Unit
Low-
Slope
Tanana
lands
forests
Canton-
Low-
Blair River
ment
lands
Fens
Buttes Lakes riparian FBX
YMA
FBX
YMA Alpine area
LEVEL IV VEGETATION TYPE (Viereck et al. 1992)
I. FOREST
A. Needleleaf forest
1. Closed needleleaf forest
j. White spruce
X
X
30
79,83,84
X
18
X
X
X
k. Black spruce
X
X
X
X
92
X
X
l. Black sprucewhite spruce
X
X
X
X
X
X
2. Open needleleaf forest
e. White spruce
X
X
43
11
X
X
f. Black spruce
38
34
X
X
24
52,53
X
52,53
g. Black sprucewhite spruce
X
X
X
X
X
X
3. Needleleaf woodland
c. White spruce
X
X
d. Black spruce
37
X
30
X
X
X
B. Broadleaf forest
1. Closed broadleaf forest
c. Balsam poplar
3
X
X
X
d. Paper birch
X
49
X
X
44
45
17,22,91
10
X
e. Quaking aspen
8
X
10,15
X
X
2. Open broadleaf forest
a. Paper birch
X
X
X
X
X
C. Mixed forest
1. Closed mixed forest
a. Sprucepaper birch
X
3,35,40
X
X
23
X
29
X
e. Balsam poplarwhite spruce
32
X
2. Open mixed forest
a. Spruce-paper birch
2
X
X
19
X
26
II. SCRUB
A. Dwarf tree
2. Open dwarf tree scrub
a. Black spruce
X
X
X
X
X
X
B. Tall scrub
1. Closed tall scrub
a. Willow
X
X
X
X
X
b. Alder
X
X
X
70
X
X
10
X
c. Shrub birch
X
X
X
X
X
X
X
d. Alderwillow
X
X
X
X
X
X
X
1
2. Open tall scrub
a. Willow
37,41
X
44,74
X
X
20
b. Alder
80
X
30,31
43,93
X
X
c. Shrub birch
X
f. Shrub swamp
X
X
X
X
C. Low shrub
2. Open low scrub
b. Mixed shrub-sedge
X
X
30
X
22
tussock bog
f. Shrub birchwillow
X
X
X
X
22
i. Willowgraminoid shrub bog X
X
X
X
X
73
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