[Clovers: The Genus Trifolium East of the Cascade Mountains of Oregon and Washington]
Douglas' Clover
Trifolium douglasii
This photo shows a close-up of the calyx and corolla of Douglas' clover as seen from the Umatilla N. F. of southeastern Washington.......... July 7, 2008. Note the pink tip to the keel, the very slender wing petals and the distinctive calyx, with the upper 2 pairs of calyx lobes conspicuously turned downward.
This photo shows a close-up of the banner, keel and wing petals of Douglas' clover as seen from the Umatilla N. F. of southeastern Washington......... July 7, 2008. The banner on most flowers seems to be swept forward closely over the keel, but a few individuals have banner bent backwards sharply like in this flower.
This photo shows a close-up of the calyx and corolla of Douglas' clover as seen from the Umatilla N. F. of southeastern Washington.......... July 7, 2008.
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These 2 photos show a close-up of the stem leaves of Douglas' clover as seen from the Umatilla N. F. of southeastern Washington......... July 7, 2008.
This photo shows a close-up of the flower head of Douglas' clover as seen from the Umatilla N. F. of southeastern Washington........ July 7, 2008.
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These 2 photos show the form of Douglas' clover as seen from the Umatilla N. F. of southeastern Washington....... July 7, 2008.
This photo shows the habitat of Douglas' clover as seen from the Umatilla N. F. of southeastern Washington........ July 7, 2008. It is a plant of streambanks and meadows. In this instance, the species is growing in a disturbed meadow in a swale at the head of a creek.
Paul Slichter