[The Pea Family in the Columbia River Gorge of Oregon and Washington]

Clovers of the Columbia River Gorge of Oregon and Washington

The Genus Trifolium

Sand Clover: Trifolium tridentatum

Sand Clover: Trifolium oliganthum

Hare's Foot, Rabbitfoot Clover, Rabbit-foot Clover: Trifolium arvense (Synonyms: Trifolium arvense var. arvense, Trifolium arvense var. perpusillum) -

Field Clover, Hop Clover: Trifolium campestre (Synonym: Trifolium procumbens) -

Foothill Clover, Tree Clover: Trifolium ciliolatum -

Bowl Clover, Cup Clover, Wide-collared Clover: Trifolium cyathiferum -

Least Hop Clover, Suckling Clover: Trifolium dubium - A prostrate herb to 6 inches in height. This has typical, but small, clover leaves, with spherical clusters of tiny yellow flowers.

Woolly-head Clover: Trifolium eriocephalum ssp. eriocephalum (Synonym: Trifolium butleri, Trifolium eriocephalum var. eriocephalum) -

Strawberry Clover: Trifolium fragiferum (Synonym: Trifolium fragiferum ssp. bonannii) -

Alsike Clover: Trifolium hybridum (Synonyms: Trifolium elegans, Trifolium hybridum ssp. elegans, Trifolium hybridum var. elegans, Trifolium hybridum var. pratense) -

Purple Clover: Trifolium macraei var. dichotomum -

Big-head Clover, Big-headed Clover, Large-head Clover: Trifolium macrocephalum (Synonyms: Lupinaster macrocephalus, Trifolium macrocephalum var. caeruleomontanum) - Wildflower to 8 inches tall. Flower heads clover-like, one to two inches across, ball shaped, pink or red tinged. Leaves palmately compound.

Small-head Clover, Small-headed Clover, Woolly Clover: Trifolium microcephalum -

Sand Clover, White-tip Clover: Trifolium oliganthum (Synonyms: Trifolium pauciflorum, Trifolium variegatum var. pauciflorum) -

Purple Clover, Red Clover: Trifolium pratense (Synonyms: Trifolium pratense var. frigidum, Trifolium pratense var. sativum) - Wildflower to two feet high. Individual flowers like small pink or purple claws. Flowers in tight, thumb-sized, round clumps. Leaves in threes.

White Clover, Dutch Clover: Trifolium repens (Synonym: Trifolium repens var. repens) - Wildflower to one foot high. Individual flowers like small white claws. Flowers in tight, thumb-sized, round clumps. Leaves in threes.

Subterranean Clover, Burrowing Clover: Trifolium subterraneum -

Big-head Clover: Trifolium macrocephalum

Big-head Clover: Trifolium macrocephalum

Paul Slichter E-mail