| 词条 | Tetradymia comosa |
| 释义 |
|image = Tetradymiacomosa.jpg |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Asterales |familia = Asteraceae |tribus = Senecioneae |genus = Tetradymia |species = T. comosa |binomial = Tetradymia comosa |binomial_authority = A.Gray |}}Tetradymia comosa is a species of flowering plant in the aster family, known by the common name hairy horsebrush.[1] DistributionThe plant is native to the Transverse Ranges and Peninsular Ranges in Southern California and northern Baja California. It grows in local chaparral and woodlands habitats, such as coastal sage scrub and montane chaparral and woodlands. DescriptionTetradymia comosa is a whitish woolly shrub growing {{convert|30|cm|in}} to over {{convert|1|m|ft}} tall. The leaves are lance-shaped and up to 6 centimeters long, becoming rigid as they age, sometimes with their tips hardening to spines. The inflorescence bears three to six flower heads which are each enveloped in five or six thick phyllaries coated in white woolly hairs. Each head contains five to nine yellow or brownish flowers each around a centimeter long. The fruit is a small, hairy achene. See also
References1. ^{{PLANTS|id=TECO2|taxon=Tetradymia comosa|accessdate=9 December 2015}} External links{{commonscat|Tetradymia comosa}}
6 : Senecioneae|Flora of Baja California|Flora of California|Natural history of the California chaparral and woodlands|Natural history of the Peninsular Ranges|Natural history of the Transverse Ranges |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。