词条 | Orthocarpus luteus |
释义 |
|image = Orthocarpus_luteus1.jpg |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Lamiales |familia = Orobanchaceae |genus = Orthocarpus |species = O. luteus |binomial = Orthocarpus luteus |binomial_authority = Nutt. |}} Orthocarpus luteus is a species of flowering plant in the broomrape family known by the common name yellow owl's-clover.[1] It is native to much of western and central North America, where it grows in many types of plateau, grassland, and mountain habitat. DescriptionIt is an annual herb producing a slender, hairy, glandular, bright yellowish green to deep purple stem up to about 40 centimeters tall. The narrow leaves are up to 5 centimeters long, the upper ones sometimes divided into three lobes. The inflorescence is a dense cylindrical spike of green bracts, the flowers emerging from between them. The lightly hairy flowers are 1 to 1.5 centimeters long and bright yellow in color. They are club-shaped, the upper lip a tiny, curving beak and the lower lip a narrow pouch. See also
References1. ^Orthocarpus luteus (USDA Plants Profile) External links
6 : Orobanchaceae|Flora of the Plains-Midwest (United States)|Flora of the Western United States|Flora of California|Flora of Canada|Flora of North America |
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