中文名（Chinese Name）：钉头果
学名（Scientific Name）：Gomphocarpus fruticosus
英文名（English Common Name）：
别名（Chinese Common Name）：
异名（Synonym）：Asclepias fruticosa L.  Asclepias cornuta (Decne.) Cordem.  Asclepias crinita (G.Bertol.) N.E.Br.  Asclepias virgata Balb.  Gomphocarpus angustifolius (Schweigg.) Link  Gomphocarpus arachnoideus E.Fourn.  Gomphocarpus crinitus G.Bertol.  Gomphocarpus fruticosus f. brasiliensis Briq.
科属（Family & Genus）：萝藦科,Asclepiadaceae,钉头果属Asclepias
形态特征（Description）：灌木，具乳汁；茎具微毛。叶线形，长6-10厘米，宽5-8毫米，顶端渐尖，基部渐狭而成叶柄，无毛，叶缘反卷；侧脉不明显。聚伞花序生于枝的顶端叶腋间，长4-6厘米，着花多朵；花萼裂片披针形，外面被微毛，内面有腺体；花蕾圆球状；花冠宽卵圆形或宽椭圆形，反拆，被缘毛；副花冠红色兜状；花药顶端具薄膜片；花粉块长圆形，下垂。蓇葖肿胀，卵圆状，端部渐尖而成喙，长5-6厘米，直径约3厘米，外果皮具软刺，刺长1厘米；种子卵圆形，顶端具白色绢质种毛；种毛长约3厘米。花期夏季，果期秋季。
分布（Distribution）：原产地中海，现欧洲各地也有栽培。
用途（Use）：我国华北及云南栽培作药用。全株浸剂可治小儿肠胃病；茎片作催嚏剂；叶可治肺痨；乳汁可作灌肠剂。茎皮和种毛含纤维素81.5%，可作填充物。
引自中国植物志英文版 FOC Vol. 16 Page 204
Gomphocarpus fruticosus (Linnaeus) W. T. Aiton, Hortus Kew. ed. 2. 2: 80. 1811.
钉头果 ding tou guo  | Asclepiadaceae  | Gomphocarpus
Gomphocarpus fruticosus
Asclepias fruticosa Linnaeus, Sp. Pl. 1: 216. 1753.
Shrubs to 2 m tall. Stems puberulent. Leaves opposite, short petiolate; leaf blade linear or linear-lanceolate, 6-10 cm × 5-8 mm, glabrous, apex acuminate, margin revolute; lateral veins inconspicuous. Cymes 4-6 cm. Flower buds globose. Sepals lanceolate, puberulent. Corolla white; lobes broadly ovate or elliptic, reflexed, ciliate. Corona lobes dark, hood-like. Follicles inflated, 5-6 × ca. 3 cm, apex acuminate, long beaked, spines of pericarp soft, ca. 1 cm. Seeds ovate; coma ca. 3 cm. Fl. summer. 2n = 22.
Cultivated for medicine in N China, Guangxi, and Yunnan [Africa; widely introduced]
Decoction of all parts is used as a medicine for stomach trouble. The leaves are used against pulmonary tuberculosis. Floss from seeds is used for stuffing pillows.
（责任编辑：徐晔春）