| 词条 | Adolphia californica |
| 释义 |
|name = Adolphia californica |image = File:Adolphia_californica_Flowers.jpg |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Rosids |ordo = Rosales |familia = Rhamnaceae |genus = Adolphia |species = A. californica |binomial = Adolphia californica |binomial_authority = S.Wats. |}}Adolphia californica, known by the common names California adolphia, California prickbush, and spineshrub, is a species of flowering shrub in the buckthorn family.[1] DistributionThe shrub is native to the coastal plains and Peninsular Ranges foothills in northwestern Baja California and San Diego County in Southern California.[1] It is found in chaparral and coastal sage scrub plant communities, at elevations below {{convert|400|m|ft}}.[1] DescriptionAdolphia californica is a branching shrub not exceeding {{convert|1|m|ft}} in height.[1]It has thick hairless to fuzzy dark green twigs. The stiff twigs bear sharp thorns. The very sparse leaves are each less than a centimeter long and oval-shaped with a pointed or rounded tip. The shrub blooms abundantly in clusters of flowers along all the branches. Each flower is a star-shaped bowl of five pointed cream-colored sepals. Between the sepals are five tiny spoon-shaped cream-colored petals. The bloom period is December to April.[1] The fruit is a spherical capsule about half a centimeter across. ConservationWithin California Adolphia californica is a Critically endangered species, listed by the California Native Plant Society on the Inventory of Rare and Endangered Plants.[2] It is threatened by urbanization, road construction, non-native plants, and grazing.[2] See also
References1. ^1 2 3 4 Jepson: Adolphia californica 2. ^1 California Native Plant Society, Inventory of Rare and Endangered Plants (online edition; v8-03 0.39): Adolphia californica . accessed 10 June 2017. External links
8 : Rhamnaceae|Flora of California|Flora of Baja California|Natural history of the California chaparral and woodlands|Natural history of the Peninsular Ranges|Natural history of San Diego County, California|Critically endangered flora of California|Taxa named by Sereno Watson |
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