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The flora of the alpine tundra is characterized by plants that grow close to the ground, including perennial grasses, sedges, forbs, cushion plants, mosses, and lichens. [28] The flora is adapted to the harsh conditions of the alpine environment, which include low temperatures, dryness, ultraviolet radiation, and a short growing season.
These grow in the spring into new leafy shoots that still remain connected to the other shoots under ground. The stems grow to 15–30 cm (6–12 in) tall, with one or two leaves 10–25 cm (4–10 in) long; flowering stems have two leaves and a raceme of five to fifteen flowers on the stem apex.
Opuntia polyacantha is a common species of cactus known by the common names plains pricklypear, [3] [4] starvation pricklypear, [5] hairspine cactus, [3] and panhandle pricklypear. [2] It is native to North America, where it is widespread in Western Canada , the Great Plains , the central and Western United States , and Chihuahua in northern ...
Chaparral in the Santa Ynez Mountains, near Santa Barbara, California. Chaparral (/ ˌ ʃ æ p ə ˈ r æ l, ˌ tʃ æ p-/ SHAP-ə-RAL, CHAP-) [1] is a shrubland plant community found primarily in California, in southern Oregon and in the northern portion of the Baja California Peninsula in Mexico.
The flowers are borne in spikes or cylindrical heads, sometimes singly, in pairs or in racemes in the axils of leaves or phyllodes, sometimes in panicles on the ends of branches. Each spike or cylindrical head has many small golden-yellow to pale creamy-white flowers, each with 4 or 5 sepals and petals, more than 10 stamens , and a thread-like ...
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The flowers grow in elongated groups among the leaves and the fleshy fruit, measuring 1.5 to 2.5 cm in width, is round. [6] It blooms from May to June. [7] Astragalus crassicarpus is known as ground plum, though it shares this name with some other species in the genus Astragalus such as Astragalus plattensis. [8]
Coreopsis tinctoria, commonly known as plains coreopsis, garden tickseed, golden tickseed, or calliopsis, is an annual forb. The species is common in Canada (from Quebec to British Columbia ), northeast Mexico ( Coahuila , Nuevo León , Tamaulipas ), and most of the United States , especially the Great Plains and Southern States .