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John Bishop Ecological Research at Mount St. Helens

Photos of Lupines and Herbivores

Lupinus Lepidus var. Lobbii on Mt. St. Helens.
Two year old lupine. Stem is sheathed in lupine aphids.
Whole patches can be driven extinct by the root-borer. Here about 1000 plants were killed simultaneously.
Willow (Salix spp.) and alder (Alnus sinuata) attacked by stem-boring weevil larva (Cryptorhynchus latvia).
Weevil larva often kill whole plants.


Beaver dam at outlet of Meta Lake. June 1992
Eggs of Bufo (western toad) in Spirit Lake


Penstemon rupicola, Anaphalis margaritaceae (light green leavs); Heiracium alba (redish leaves)
Saxifraga ferruginea
Pseudotsuga menziesii seedling in the crater
This doug fir sapling could easily be 10 yrs old.
Young Doug Fir
in a few years…