无根藤 Cassytha filiformis

  • Scientific Name: Cassytha filiformis L.
  • Ref: Sp. Pl. 1:35. 1753
  • Synonyms: Calodium cochinchinensis Lour.; Cassytha americana Nees; C. aphylla Raeusch.; C. archboldiana C.K.Allen; C. brasiliensis Mart. ex Nees; C. corniculata Burm.f.; C. dissitiflora Meisn.; C. guineensis Schumach. & Thonn.; C. macrocarpa Guillaumin; C. novoguineensis Kaneh. & Hatus.; C. paradoxae Proctor; C. senegalensis A.Chev.; C. timoriensis Gand.; C. zeylanica Gaertn.; Rumputris fasciculata Raf.; Volutella aphylla Forssk.
  • English Common Name: Fish-net vine, love-vive
  • Chinese Common Name: 无根藤 wúgēnténg
  • Japanese Common Name: スナヅル [砂蔓] sunadzuru
  • Family: Lauraceae
  • Genus: Cassytha
  • Distribution: Thickets or sparse forests on mountain slopes; near sea level to 1600 m. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hunan, Jiangxi, Taiwan, Yunnan, Zhejiang [tropical regions of Africa, Asia, and Australia].
  • Photo: 02/14/2013, Mt. Wutong, Shenzhen
Stem green-brown, filiform, slightly woody, rusty pubescent when young but sparsely pubescent or glabrous when mature. Leaves reduced to minute scales. Spike ca. 2.5 cm, densely rusty pubescent; bracts and bracteoles brown, minute, broadly ovate, ca. 1 mm, ciliate. Flowers white, small, less than 2 mm, sessile. Perianth lobes 6, in 2 series, outer 3 small, orbicular, ciliate, inner 3 larger, ovate, all pubescent outside, subglabrous inside. Fertile stamens 9; filaments of 1st whorl subpetaloid, those of 2nd and 3rd whorls filiform, of 3rd whorl each with 2 stalkless glands, others glandless; anthers 2-celled; cells of 1st and 2nd whorls introrse, those of 3rd whorl extrorse. Staminodes 3, stalked. Ovary ovoid, subglabrous; style short, slightly angled; stigma small, capitate. Fruit small, ovoid, included in dilated and fleshy perianth tube after anthesis, free, with persistent lobes on top. Fl. and fr. May-Dec. (Flora of China)

06/21/2009, South China Botanical Garden

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