构棘 Maclura cochinchinensis

  • Scientific Name: Maclura cochinchinensis (Lour.) Corner
  • Ref: Gard. Bull. Singapore 19:239. 1962
  • Synonyms:
    • Boehmeria cochinchinensis Pers.
    • Cudrania amboinensis (Blume) Miq.
    • C. cochinchinensis (Lour.) Yakuro Kudo & Masam.
    • C. fruticosa (Roxb.) Wight ex Kurz
    • C. grandifolia Merr.
    • C. integra F.T.Wang & Tang
    • C. javanensis Trécul
    • C. javanensis var. bancroftii F.M.Bailey
    • C. jinghongensis S.S.Chang
    • C. obovata Trécul
    • C. pubescens Trécul
    • C. rectispina Hance
    • C. rumphii Thwaites
    • C. thorelii Gagnep.
    • Maclura amboinensis Blume
    • M. cochinchinensis var. bancroftii (F.M.Bailey) Corner
    • M. gerontogea Siebold & Zucc.
    • M. pubescens (Trécul) Z.K.Zhou & M.G.Gilbert
    • M. thorelii (Gagnep.) Corner
    • M. timorensis Blume
    • Procris cochinchinensis Spreng.
    • Trophis fruticosa Hook. & Arn.
    • Vanieria alternifolia Stokes
    • V. cochinchinensis Lour.
    • V. fruticosa (Roxb.) Chun
    • V. pubescens (Trécul) Chun
  • English Common Name: cockspur thorn
  • Chinese Common Name: 构棘 gòují, 葨芝 wēizhī
  • Japanese Common Name: カカツガユ [和活が油] kakatsugayu
  • Family: Moraceae
  • Genus: Maclura
  • Distribution: Near villages. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, SE Xizang, Yunnan, Zhejiang [Bhutan, India, Indochina, Japan, Malaysia, Myanmar, Nepal, Philippines, Sikkim, Sri Lanka, Thailand, Vietnam; Australia, Pacific Islands].
Shrubs, erect or scandent. Branches glabrous; spines curved or straight, to ca. 2 cm, sometimes very inconspicuous. Petiole ca. 1 cm; leaf blade elliptic-lanceolate to oblong, 3-8 × 2-2.5 cm, papery to leathery, glabrous, base cuneate, margin entire, apex rounded to shortly acuminate; secondary veins 7-10 on each side of midvein, tertiary veins reticulate. Male inflorescences a capitulum, 6-10 mm in diam., pedunculate. Female inflorescences pubescent; peduncle to 1 cm. Male flowers: calyx lobes 4, unequal; anthers short; pistillode pyramidal or shield-shaped. Female flowers: calyx lobes free or basally connate, apex thick. Fruiting syncarp reddish orange when mature, 2-5 cm in diam., pubescent. Drupes brown when mature, ovoid, smooth. Fl. Apr-May, fr. Jun-Jul. (Flora of China)

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