Seward Wetland Mapping Project

Chugach National Forest Plant Community Descriptions

From: R.L. DeVelice, C.J. Hubbard, K. Boggs, S. Boudreau, M. Potkin, T. Boucher and C. Wertheim.  1999.  Plant Community Types of the Chugach National Forest: southcentral Alaska.  USDA Forest Service, Chugach National Forest, Alaska Region Technical Publication R10-TP-76.  Anchorage, AK.  375pp. (download 3.5Mb .pdf)

Alnus crispa ssp. sinuata-Salix barclayi

(Sitka alder-Barclay willow)

(ALNCRIS-ECHHOR; 21 sites)

IIB1b. Closed tall scrub, alder

Sitka alder - Barclay willow stand on Kanak Island, Copper River Delta

Vegetation- Sites are dominated by Alnus crispa ssp. sinuata (Sitka alder)

and Salix barclayi (Barclay willow), which are well represented to abundant

(Figure 8). Other tall willow species are often present. Low and dwarf

shrubs are sparse. The most consistent herbaceous species in this type are

Rubus arcticus (nagoonberry), Calamagrostis canadensis (bluejoint

reedgrass), Equisetum arvense (common horsetail), and E. palustre (marsh


Physical setting- Sitka alder-Barclay willow is a common type on the Copper

River Delta, and a minor type in the Kenai Mountains. It occurs on flood

plains and raised beaches. Sites sampled are on flat surfaces at elevations

below 100 feet.

Seward Wetland Mapping Project :
Contact: Mike Gracz
Kenai Watershed Forum 
Homer Field Office
Old Town Professional Center
3430 Main Street Suite B1
Homer, AK  99603

11 December 2006 17:25