[Clovers: The Genus Trifolium East of the Cascade Mts. of Oregon and Washington ]

Twin Clover

Trifolium latifolium

Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum

Flower of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)

This photo shows a close-up of the calyx and corolla of twin clover as seen on west-facing slopes below the Ray Ridge Viewpoint in the Umatilla N.F. of southeastern Washington.........July 6, 2008. Note the long, narrow calyx lobes with numerous spreading hairs on them.

Flowers of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)

This photo shows another close-up of the calyx and corolla of twin clover as seen on west-facing slopes below the Ray Ridge Viewpoint in the Umatilla N.F. of southeastern Washington........July 6, 2008.

Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum) - Banner of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)

Inflorescence of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum) - Close-up sideview of a flower of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)

Flower head of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum) - Leaf of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)

Twin clover blooming along one of the ski trails near the campground in Fields Springs State Park, Asotin County, Washington..........June 11, 2013.

Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum) - Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)

Twin clover spotted near the closure gate on spur road 160 about one-quarter mile uphill from the junction with Forest Road 41, Umatilla National Forest.....June 17, 2023.
Paul Slichter