[Buck-beans and Golden-peas: The Genus Thermopsis East of the Cascade Mts. of Oregon and Washington]

Slender Thermopsis, Golden Pea

Thermopsis gracilis

Synonyms: Thermopsis gracilis var. gracilis, Thermopsis gracilis var. venosa, Thermopsis macrophylla, Thermopsis macrophylla var. venosa, Thermopsis montana var. venosa, Thermopsis subglabra

Slender Thermopsis, Golden Pea: Thermopsis gracilis (Synonyms: Thermopsis gracilis var. gracilis, Thermopsis gracilis var. venosa, Thermopsis macrophylla, Thermopsis macrophylla var. venosa, Thermopsis montana var. venosa, Thermopsis subglabra)

What may be slender thermopsis as seen along Summit Drive, Umatilla National Forest..........June 11, 2013.

Slender Thermopsis, Golden Pea: Thermopsis gracilis (Synonyms: Thermopsis gracilis var. gracilis, Thermopsis gracilis var. venosa, Thermopsis macrophylla, Thermopsis macrophylla var. venosa, Thermopsis montana var. venosa, Thermopsis subglabra)

What may be slender thermopsis as seen atop the dam at the outlet to Jubilee Lake, Umatilla National Forest.............June 29, 2012. The plant seemed to be subglabrous but the racemes often (but not always) had more than 15 flowers, so this could also possibly be Thermopsis rhombifolia var. ovata.
Paul Slichter