栏目

团扇蕨Gonocormus minutus (Bl.) v. D. B. Hymen.

团扇蕨Gonocormus minutus (Bl.) v. D. B. Hymen.

科名:膜蕨科 Hymenophyllaceae

属名:团扇蕨属 Gonocormus

《中国植物志》第2卷175页
  1. 团扇蕨(中国蕨类植物誌属)图版XII, 1-6
  Gonocormus minutus (Bl.) v. d. B. Hymen. Jav. (1861) 7, t. 3; Cop. in Philip. Journ. Sci. LXVII (1938) 57; H. Ito, Fil. Jap. Illustr. (1944) t. 473; Cop. Gen. Fil. (1947) 38; 傅书遐, 中国蕨类植物誌属 (1954) 40页, 46图; 中国主要植物图说 (蕨类植物门) (1957) 38页, 46图——Trichomanes minutum Bl. Enum. Pl. Jav. (1828) 223; C. Chr. Ind. Fil. (1905) 645; Holt. Fl. Mal. II, Ferns Mal. (1954) 96——Trichomanes parvulum Hook. Sp. Fil. I (1846) 118, t. 39 A; Hook. et Bak. Syn. Fil. (1873) 75; Bedd. Handb. Ferns Brit. Ind. (1892) 39; Christ, Farnkr. d. Erde. (1897) 27; Engl. u. Prantl Nat. Pflanzenfam. I, iv (1899) 105; C. Chr. Ind. Fil. (1905) 646 et Suppl. II (1934) 191; v. A. v. R. Handb. Mal. Ferns (1908) 88: Dunn & Tutch. Fl. Kwangt & Hongk. in Kew Bull. Add. Ser. X (1912) 336; Ogata, Ic. Fil. Jap. IV (1931) t. 199; Fomin in Kom. Fl. URSS I (1934) 18; Tard. -Blot et C. Chr. in. Fl. Indo-Chine VII, u (1939) 65; Makino, Fl. Nip. Illustr. (1940) 962, non Poir. 1808——Trichomanes orbiculatum Ching ex Ogata in Journ. Jap. Bot. XV (1938-39) 694; DeVol, Ferns East Centr. China in Notes Bot. Chin. Mus. Heude No. 7 (1945) 47.
  植株高1.5-2厘米。根状茎纤细,丝状,交织成毡状,横走,黑褐色,密被暗褐色片状短毛。叶远生,相距3-6毫米;叶柄纤细,长6-10毫米,暗黑褐色至暗绿色,光滑无毛;叶片团扇形至圆肾形,长与宽不及1厘米,宽略过于长,扇状分裂达1/2,基部心脏形或短楔形;裂片线形,钝头,常有浅裂,全缘,各裂片大致整齐,生囊苞的裂片通常较不育裂片为短或等长。叶脉多回叉状分枝,两面明显,暗绿褐色,末回裂片有小脉1-2条。叶为薄膜质,半透明,干后呈暗绿色,两面光滑无毛。孢子囊羣着生于短裂片的顶部;囊苞瓶状,两侧有翅,口部膨大而有阔边。
  产于东北、安徽、江西、湖南、浙江、福建、台湾、广东、海南岛、四川、贵州、云南等地。生长在林下水分淋漓的岩石上。除中国外,苏联远东阿穆尔省、日本、朝鲜、越南、柬埔寨、印度尼西亚、波里尼西亚、非洲等地均有分布。

《Flora of China》 Vol. 2-3 (2013)
Crepidomanes minutum  (Blume) K. Iwatsuki J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13: 524. 1985.
团扇蕨   tuan shan jue
Trichomanes minutum Blume, Enum. Pl. Javae 2: 223. 1828; Gonocormus australis Ching; G. matthewii (Christ) Ching; G. minutus (Blume) Bosch; G. prolifer (Blume) Prantl; T. matthewii Christ; T. proliferum Blume; T. saxifragoides C. Presl.
Plants up to 5 cm. Rhizome dark brown or black, filiform, 0.2-0.3 mm in diam., densely covered with reddish brown or dark brown short hairs, irregularly branching. Stipes remote, 3-12 mm apart, dark brown to dark green, filiform, 1-10 mm, densely hairy at base, subglabrous upward. Lamina flabellate or ovate, 1-2 × 0.5-1.5 cm, base cordate or cuneate; ultimate segments linear, 1.5-8 × 0.3-2 mm, margin entire, apex obtuse. Sori terminal on lobes; involucres funnelform or bottle-shaped, winged, dilated at mouth. 2n = 72, 108, 144.
On muddy rocks in forests and valleys, or wet rocks near streams, on moss-covered tree trunks, in tropical evergreen forests; near sea level to 1600 m (in Taiwan). Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hunan, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Bhutan, Cambodia, NE India, Indonesia, Japan, Korea, Malaysia, Nepal, Philippines, Russia (Siberia), Sri Lanka, Thailand, Vietnam; Africa, Australia, Pacific islands (Melanesia, Micronesia, Polynesia)].

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