Phymatopteris engleri

Phymatopteris engleri

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2023-11-09 06:58

Phymatopteris engleri (Luerss.) Pic. Serm. in Webbia 28 (2): 462. 1973; Jarrett et al., Ind. Fil. Suppl. 5: 133, 1985 ——Polypodium engleri Luerss. in Engl. Bot. Jahrb. Syst. 4: 361. 1883; C. Chr., Ind. Fil. 525. 1906. ——Phymatodes engleri (Luerss.) Ching in Contr. Inst. Bot. Nat. Acad. Peiping 2 (3): 72. 1933. Phy-matopsis engleri (Luerss.) H. Ito in J. Jap. Bot. 11: 98. 1935; Fil. Jap. 3: Pl. 387. 1944; Ching in Acta Phytotax. Sin. 9 (2): 185. 1964; Fl. Fujian. 1: 245. 1982; C. F. Zhang, et S. Y. Zhang. Fl. Zhejiang 1: 322. t. 1-340. 1993. ——Crypsinus engleri (Luerss.) Copel., Gen. Fil. 206. 1947: Nakaike, Enum. Pterid. Jap. 326. 1975: New Fl. Jap. Pterid. 642. t. 642a, 642b. 1992; K. Iwats., Ferns and Fern Allies of Jap. 276. Pl. 189-3. 1992; Shieh. De Vol et C. M. Kuo, Fl. Taiwan 2nd ed. 1: 478. 1994. ——Polypodium hastatum Thunb. var. engleri (Luerss.) Christ in Bull. Herb. Boiss. 6: 875. 1898. ——Polypodium engleri Luerss. var. hypoleucum Hayata, Mat. Fl. Formos. 446, 1911. ——Phymatopsis engleri (Luerss.) H. Ito var. hypoleuca (Hayata) H. Ito in J. Jap. Bot. 11: 98. 1935. ——Phymatodes engleri (Luerss.) Ching var. coriacea Tagawa in Acta Phytotax. Geobot. 11: 309. 1942. ——Phymatopsis engleri (Luerss.) H. Ito var. coriacea (Tagawa) Ching in Acta Phytotax. Sin. 9 (2): 186. 1964. ——Crypsinus engleri (Luerss.) Copel. var. coriaceus (Tagawa) Tagawa in Acta Phytotax. Geobot. 15: 142. 1954.

植株高约20-30厘米。根状茎长而横走,粗约2-3毫米,密被鳞片;鳞片披针形,约2-5毫米,棕色,顶端渐尖,边缘全缘。叶近生或远生;叶柄长约5-10厘米,最长可达15厘米,淡棕色,光滑无毛;叶片倒披针形,长约5-15厘米,最长可达28厘米,中上部最宽,宽约1-3厘米,先端短渐尖,基部楔形,边缘具缺刻和加厚的软骨质边,通直或呈波状。侧脉明显,不达叶边,小脉不明显。叶坚纸质或近革质,背面通常灰白色,两面光滑无毛。孢子囊群圆形,在叶片中脉两侧各一行,略靠近中脉着生,孢子囊群在叶片背面不凹陷。

产台湾、福建、浙江、江西、广西和贵州等。附生树干上或石上。日本和朝鲜也有。模式标本采自日本。

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