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FOC | Family List | FOC Vol. 2-3 | Pteridaceae | Haplopteris

7. Haplopteris fudzinoi (Makino) E. H. Crane, Syst. Bot. 22: 514. 1998.

平肋书带蕨 ping lei shu dai jue

Vittaria fudzinoi Makino, Bot. Mag. (Tokyo) 12: 28. 1898; V. centrochinensis Ching ex J. F. Cheng; V. japonica Miquel var. sessilis Eaton ex Yoshinaga; V. sessilis (Eaton ex Yoshinaga) Makino (1916), not Copeland (1914); V. suberosa Christ.

Rhizome shortly creeping, or ascending; scales yellow-brown, bright iridescent, soft, twisted, small ones ca. 5 × 1 mm, subulate-triangular, margin denticulate, large ones ca. 8 mm, 0.1-0.2 mm wide, linear-lanceolate, apex bristlelike, margin subentire. Fronds clustered; stipe dark, 1-6 cm, or nearly absent; lamina thickly leathery, linear or narrowly ribbonlike, 15-55 × ca. 0.5(-1) cm, narrowed gradually to both ends, base long attenuate; costa raised adaxially, adaxial surface with 2 parallel long grooves beside costa, also raised abaxially, broadened, flattened. Soral line close to margin, immersed in groove or ± superficial; paraphyses long, with head obconic, longer than wide. Spores monolete, oblong in outline, surface obscurely papillate.

Epiphytic or epilithic; 1300-2800 m. Anhui, Chongqing, Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Yunnan, Zhejiang [Japan].

The broad-fronded form, with soral line ± superficial and scales more brown in color, is mainly from Guangdong, Guangxi, Hunan, Jiangxi, and Zhejiang, and has been published as Vittaria centrochinensis. It approaches Haplopteris taeniophylla.


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