Table 6. Mean cover (%) of the most abundant species within ecotypes on Fort Greely. (Blanks
when absent, 0=<0.5%, bold signifies >60% frequency within ecotype.)
a. Alpine.
Diapensia lapponica
0
1
Trisetum spicatum
0
0
0
Artemisia arctica
0
1
1
Saxifraga tricuspidata
1
0
0
Racomitrium lanuginosum
3
1
1
Rhytidium rugosum
1
1
1
Calamagrostis purpurascens
3
1
Stereocaulon spp.
1
4
2
Saxifraga punctata
0
0
Oxytropis nigrescens
1
2
Cetraria islandica
0
0
0
Cetraria nivalis
0
1
0
Hierochloe alpina
0
2
0
Arctostaphylos alpina
0
4
1
Salix arctica
1
3
1
0
Dryas octopetala
5
25
1
2
Cassiope tetragona
4
1
Cetraria cucullata
0
1
1
1
1
Salix glauca
1
7
Lichen
1
10
2
0
1
1
Hylocomium splendens
0
0
7
1
8
Alnus crispa
0
21
5
Epilobium angustifolium
0
3
Vaccinium uliginosum
0
4
10
14
15
8
Vaccinium vitis-idaea
1
6
4
13
Empetrum nigrum
0
6
11
10
2
Betula nana
2
20
9
46
3
Carex bigelowii
1
1
2
16
15
Ledum decumbens
0
4
7
11
5
Pleurozium schreberi
7
4
15
Calamagrostis canadensis
8
1
1
Eriophorum vaginatum
39
10
1
Sphagnum spp.
2
17
21
20
Polytrichum spp.
1
2
0
5
9
3
Thamnolia spp.
0
1
0
1
1
Ptilium crista-castrensis
1
0
8
Cladina spp.
0
0
4
0
1
1
Dicranum spp.
1
0
1
2
3
3
Cladonia spp.
0
0
1
0
1
1
Aulacomnium turgidum
0
2
1
0
4
Polygonum bistorta
0
0
0
1
Aulacomnium palustre
1
1
2
5
Cetraria sp.
0
1
1
1
Salix planifolia
0
14
3
8
3
Rubus chamaemorus
0
0
1
1
Carex aquatilis
2
28
Eriophorum angustifolium
1
20
Potentilla palustris
1
Arctophila fulva
13
Carex rostrata
5
Carex saxatilis
3
Eriophorum scheuchzeri
3
Carex canescens
2
Poa lanata
0
0
1
Andromeda polifolia
0
1
1
Dactylina spp.
0
0
0
1
Oxycoccus microcarpus
0
0
1
Arctagrostis latifolia
0
0
1
sample size
4
6
8
5
6
2
31
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