[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)](latifolium/latifolium2a.jpg)
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)](latifolium/latifolium2b.jpg)
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.
- ![Banner of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)](latifolium/latifolium6b.jpg)
- ![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)](latifolium/latifolium6a.jpg)
- ![Leaf of Twin Clover: Trifolium latifolium (Synonyms: Trifolium aitonii, Trifolium howellii, Trifolium howellii var. latifolium, Trifolium longipes var. latifolium, Trifolium orbiculatum)](latifolium/latifolium6c.jpg)
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)](latifolium/latifolium06-17-2023b.jpg)
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