Phytomass in southwest Alaska Author:Bert R. Mead Phytomass tables are presented for southwest Alaska. The methods used to estimate plant weight and occurrence in the river basin are described and discussed. Average weight is shown for each sampled species of tree, shrub, grass, forb, lichen, and moss in 19 forest and 48 nonforest vegetation types. Species frequency of occurrence and species co... more »nstancy within the type are presented. Comparisons are made with the results of similar inventories of the Tanana River basin and the southeast Alaska archipelago.« less