Trifolium wormskioldii is a species of clover native to the western half of North America. Its common names include cows clover, coast clover, sand clover, seaside clover, springbank clover, and Wormskjold's clover.
Trifolium cyathiferum is a species of clover known by the common names cup clover and bowl clover.
Ptilagrostis kingii is a species of grass known by the common names Sierra false needlegrass and King's ricegrass. It is endemic to the high mountains of the Sierra Nevada of California, where it grows in meadows and near streams in subalpine and alpine climates.
Trifolium albopurpureum is a species of clover known by the common name rancheria clover.
Trifolium andersonii is a species of clover known by the common names fiveleaf clover and Anderson's clover. It is native to the western United States, particularly the Great Basin and adjacent high mountain ranges, including the Sierra Nevada. It was named after Charles Lewis Anderson by Asa Gray.
Trifolium beckwithii is a species of clover known by the common name Beckwith's clover.
Trifolium bolanderi is a species of clover known by the common names Bolander's clover and parasol clover.
Trifolium breweri, which has the common names forest clover and Brewer's clover, is a perennial clover that is native to mixed evergreen forests and coastal coniferous forests in Southern Oregon and California.
Trifolium eriocephalum is a species of clover known by the common name woollyhead clover or hairy head clover.
Trifolium gymnocarpon is a species of clover known by the common name hollyleaf clover.
Trifolium lemmonii is a species of clover known by the common name Lemmon's clover.
Trifolium macrocephalum is a species of clover known by the common name largehead clover or bighead clover native to the Great Basin region of the western United States.
Trifolium monanthum is a species of clover known by the common name mountain carpet clover.
Trifolium obtusiflorum is a species of clover known by the common name clammy clover. It is native to California in the Peninsular, Transverse, Sierra Nevada, and the California Coast Ranges and Cascade Range into southwestern Oregon.
Trifolium oliganthum is a species of clover known by the common name fewflower clover. It is native to western coastal and montane North America from British Columbia to California, the Sierra Nevada, and to Baja California, where it occurs in many types of habitat.
Trifolium andinum is a species of flowering plant in the family Fabaceae known by the common name Intermountain clover. It is native to the Intermountain West of the United States from Nevada and Arizona to Wyoming and New Mexico. The rare var. podocephalum is endemic to Nevada.
Trifolium leibergii is a species of flowering plant in the legume family known by the common name Leiberg's clover. It is native to Oregon and Nevada in the United States.
Trifolium alpinum is a species of flowering plant in the legume family known by the common name alpine clover. It is native to the Alps.
Trifolium nanum, the dwarf clover, is a perennial plant from the family Fabaceae. It was first recorded by Edwin James in 1820. Nanum means, "dwarf," in Latin.
Trifolium parryi, commonly known as Parry's clover or Parry clover, is a high altitude species of plant from the western United States. It grows in the Rocky Mountains from southern Montana to northern New Mexico. It is a short plant that is adapted to the harsh conditions and short growing season near and above timberline.
