[Deervetch and Trefoils: The Genera Acmispon, Hosackia and Lotus in Mt. Adams Country]

Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil

Hosackia pinnata

Synonym: Lotus pinnatus

Close-up of the inflorescence of Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor) - Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor)

The photo above shows a close-up of the inflorescence of bog deervetch as seen in a riparian area east of the Mt. Adams Highway at the southeastern corner of Mt. Adams.........May 13, 2007.

Close-up sideview of the flower of Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor) - Inflorescence of Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor)

Two close-up images of the flowers of bog deervetch as seen as seen in a riparian area along the Yakima-Klickitat county line at the southeastern corner of Mt. Adams..........May 29, 2006. Note the banner which is sharply reflexed backwards and the narrow base of both the banner and keel. The tips of both the wings are paddle-shaped and white in color.

Leaf of Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor)

The photo above shows a close-up of a leaf of bog deervetch.

Fruit of Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor)

The photo above shows a close-up of the long, cylindrical fruit of bog deervetch as seen in a vernally moist area along Road K1000 to the east of the Mt. Adams Highway.........June 17, 2006.

Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor) - Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor)

Bog deervetch observed in a drainage along the east side of Canyon Creek, Soda Springs Unit of the Klickitat Wildlife Area......May 21, 2021.

Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor)

The photo above shows a mass of bog deervetch as seen growing along a vernal stream at the Klickitat Canyon NRCA to the east of Mt. Adams..........June 22, 2008.

Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor) - Habitat of Bog Deervetch, Meadow Deervetch, Meadow Bird's-foot Trefoil: Lotus pinnatus (Synonyms: Hosackia pinnata, Lotus bicolor)

Bog deervetch observed in a drainage along the east side of Canyon Creek, Soda Springs Unit of the Klickitat Wildlife Area.....July 3, 2022.

Paul Slichter