from Wiktionary, Creative Commons Attribution/Share-Alike License.
Drummond(attributive); used in taxonomic names for organisms that often have English names of the form "Drummond's ..."
from Wiktionary, Creative Commons Attribution/Share-Alike License
This is either Astragalus drummondii or A. bisulcatus.
Surface material deposits from glaciers and icefields form moraines which are colonized by lichens and mosses, horsetail Equisetum sp., willows Salix spp., fire weed Epilobium sp., and mountain avens Dryas drummondii.
While flowering dogwoods and Pacific dogwoods are the showiest native species, the rough leaf dogwood Cornus drummondii is the wildlife champ, feeding 40 species of birds.
 - and some, such as Dryas drummondii, are pioneer species that tend to occur prior to tree-dominated stages of succession