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肉珊瑚属属于蔓生或缠绕藤本。茎肉质，基部木质；小枝下垂，绿色。叶退化成小鳞片，早落。聚伞花序伞状，顶生或腋外生；无花序梗。花萼5深裂，内面基部腺体有或无；花冠辐状或近辐状，5深裂，裂片向右覆盖；副花冠2轮，外轮环状或杯状，膜质，具5棱，顶端平截或浅裂，内轮具5裂片，肉质，基部肿大，内面具2龙骨凸起；雄蕊5，花丝合生成短筒，花药附属物膜质；每花粉器具2花粉块，花粉块蜡质，下垂，花粉块柄细长；花柱短，柱头短圆锥状或长圆状纺锤形。朞蒌果披针状圆柱形，果皮平滑。种子顶端具白色绢毛。
茎：茎肉质，基部木质；小枝下垂，绿色。概况：蔓生或缠绕藤本。
叶：叶退化成小鳞片，早落。
花：聚伞花序伞状，顶生或腋外生；无花序梗。花萼5深裂，内面基部腺体有或无；花冠辐状或近辐状，5深裂，裂片向右覆盖；副花冠2轮，外轮环状或杯状，膜质，具5棱，顶端平截或浅裂，内轮具5裂片，肉质，基部肿大，内面具2龙骨凸起；雄蕊5，花丝合生成短筒，花药附属物膜质；每花粉器具2花粉块，花粉块蜡质，下垂，花粉块柄细长；花柱短，柱头短圆锥状或长圆状纺锤形。
果：朞蒌果披针状圆柱形，果皮平滑。种子顶端具白色绢毛。
1977《中国植物志》第63卷 307页
《中国高等植物》
Lianas, trailing or twining, rarely ± erect, succulent, base woody. Leaves reduced to minute scales, soon lost. Cymes umbel-like, sessile, terminal or extra-axillary. Calyx with or without 5 basal glands. Corolla rotate or nearly so, deeply lobed; lobes overlapping to right. Corona double: outer corona inserted at junction of corolla tube and gynostegium, ringlike or cupular, membranous, 5-angled, truncate or shallowly lobed; inner corona lobes 5, inserted at base of gynostegium, fleshy, basally dilated, 2-keeled inside. Anther appendages membranous; pollinia 2 per pollinarium, waxy, pendulous, caudicle slender. Stigma head short conical or oblong-fusiform. Follicles thick, smooth.
FOC 第16卷
肉珊瑚Sarcostemmaacidum (Roxb.) Voigt
R. Br. in Mem. Wern. Soc. 1: 50. 1810. ——Sarcolemma Griseb. ex Lorentz, Veget. Prov. Entre-Rios 80. 1878.