台湾水龙骨
共 1777字,需浏览 4分钟
·
2023-11-09 07:45
Polypodiodes formosana (Baker) Ching in Acta Phytotax. Sin. 16 (4): 27. 1978. ——Polypodium formosanum Baker in J. Bot. 23: 105. 1885; Matsum., Ind. Pl. Jap. 1: 334. 1904; C. Chr., Ind. Fil. 527. 1906; Ogata, Ic. Fil. Jap. 3: Pl. 135. 1930; Yamamoto in J. Soc. Trop. Agric. Taiwan 10: 286. 1931; Ching in Contr. Inst. Bot. Nat. Acad. Peiping 2 (3): 43. 1933; De Vol et C. M. Kuo in H. L. Li et al, Fl. Taiwan 1: 203. 1975; C. M. Kuo in Taiwania 30: 42. 1985; Shieh De Vol et C. M. Kuo, Fl. Taiwan 2nd ed. 1: 509. 1994. ——Marginaria formosana (Baker) Nakai ex H. Ito in J. Jap. Bot. 11: 94. 1935; H. Ito in Bot. Mag. Tokyo 53: 27. 1939. ——Goniophlebium formosanum (Baker) Rodl-Linder in Blumea 34 (2): 406. 1990. ——Polypodium liukiu-ense Christ in Bull. Herb. Boiss. 1: 1014. 1901; Matsum., Ind. Pl. Jap. 1: 392. 1904; C. Chr., Ind. Fil. 540. 1906; Makino et Nemoto, Fl. Jap. 1647. 1925; Yamamoto in J. Soc. Trop. Agric. Taiwan 10: 287. 1931; Tagawa in Mem. Coll. Sci. Univ. Kyoto ser. B. 21: 72. 1954. ——Polypodium raishanense Rosenst. In Hedwigia 56: 346. 1915; De Vol et C. M. Kuo in H. L. Li et al, Fl. Taiwan 1: 203. 1975; Saiki in J. Phytogeogr. Tax. 35: 80. 1987; Shieh De Vol et C. M. Kuo, Fl. Taiwan 2nd ed. 1: 509. 1994. ——Marginaria raishanensis (Rosenst.) Nakai ex H. Ito in J. Jap. Bot. 11: 95. 1935. ——Marginaria pseudoformosana Tagawa in Acta Phytotax. Geobot. 3: 94. 1934; ibid. 5: 108. 1936.
附生植物。根状茎长而横走,直径约4毫米,灰绿色,幼时疏被鳞片;鳞片易脱落,卵状披针形,褐色,顶端渐尖,边缘全缘。叶远生;叶柄长约15-20厘米,禾秆色,光滑无毛;叶片狭长椭圆形,长约30-50厘米,宽约10-15厘米,基部心形,顶端羽裂短渐尖或尾尖;羽状深裂;裂片约20-30对,狭披针形,长约5-8厘米,宽约8-10毫米,顶端渐尖,边缘全缘,基部1对裂片向后反折,中下部裂片近平展,中上部裂片略斜展。裂片的侧脉纤细,网状,在中脉两侧各具1-2行网眼,内行网眼具内藏小脉。叶草质,干后黄绿色,背面光滑无毛或近光滑无毛,表面疏被短柔毛,叶轴及裂片中脉的毛较密。孢子囊群圆形,在裂片中脉两侧各一行,着生于内藏小脉顶端,位于中脉与边缘之间。
产台湾、福建。附生于树干上或岩石上,海拔200-1200米。日本南部也有分布。模式标本采自我国台湾。