[Deervetches and Bird'sfoot Trefoils: The Genera Acmispon, Hosackia and Lotus in the Cascade Mountains of Oregon and Washington]

Big Deervetch

Hosackia crassifolia var. crassifolia

Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius

Inflorescence of Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius)

The photo above shows a close-up of the inflorescence of big deervetch as seen along forest road #5840 in the southern Willamette National Forest..........July 13, 2008. This variety of big deervetch has flowers that are creamy in color marked with red.

Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius)

The photo above shows big deervetch as seen along forest road #5840 in the southern Willamette National Forest..........July 13, 2008.

Inflorescence of Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius)

This photo shows a close-up view of the inflorescence of big deervetch as seen along Coyote Creek Road in the Umpqua National Forest.........June 25, 2005.

Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius) - Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius) - Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius)

Maturing fruits of big deervetch observed along the West Metolius River Trail #4018 about one-quarter mile upstream from Wizard Falls Fish Hatchery (ODFW), Deschutes National Forest......July 19, 2023.

Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius) - Pinnately compound leaf of Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius)

These two photos show close-up views of the upper stem leaves and inflorescence and pinnatlely compound leaf of big deervetch as seen along Coyote Creek Road in the Umpqua National Forest.........June 25, 2005.

Big Deervetch: Hosackia crassifolia var. crassifolia (Synonyms: Lotus crassifolius, Lotus crassifolius var. crassifolius)

Big deervetch as seen along the School Canyon Trail #468 where it is quite numerous, Badger Creek Wilderness...........June 14, 2014.

Paul Slichter