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FOC | Family List | FOC Vol. 2-3 | Thelypteridaceae | Cyclosorus

39. Cyclosorus fukienensis Ching, Bull. Fan Mem. Inst. Biol., Bot. 8: 209. 1938.

福建毛蕨 fu jian mao jue

Christella fukienensis (Ching) Holttum; Cyclosorus dehuaensis Ching & K. H. Shing; C. fraxinifolius Ching & K. H. Shing; C. luoqingensis Ching & C. F. Zhang; C. nanlingensis Ching ex K. H. Shing & J. F. Cheng; C. paucipinnus Ching & C. F. Zhang ex K. H. Shing; Thelypteris fukienensis (Ching) C. F. Reed.

Plants 40-100 cm tall. Rhizomes long creeping, including stipe bases with dark brown lanceolate scales and setae. Fronds distant; stipes 10-30 cm; laminae 30-80 × 15-30 cm, bases gradually narrowed or slightly so, apices caudate with a medium-sized to large apical pinna; pinnae 5-15 pairs, shortly stalked or almost sessile, proximal 1-5 pairs gradually shortened, or sometimes only 1 pair slightly shortened; middle pinnae lanceolate, 10-18 × 1.5-3 cm, bases truncate or broadly cuneate, lobed 1/5-1/3 toward costae, apices acuminate; segments 20-30 pairs on middle pinnae, 2-4 × 3-5 mm, obtuse or subtruncate at apices; veinlets 5-10 pairs, proximal 2 pairs anastomosing, next 1.5-2 pairs running to sinus membrane. Laminae papery, grayish green or brownish green when dried, with short acicular hairs along costae and veins and minute hairs between veins on both surfaces, also clavate glands on stalks. Spores with short fimbriate wings.

● Wet places in forests, forest margins; near sea level to 1100 m. Fujian, N Guangdong, S Hunan, S Jiangxi, S Zhejiang.

The type of Cyclosorus grandissimus Ching & K. H. Shing (Fl. Fujian. 1: 599. 1982) has features intermediate between C. fukienensis and C. aridus. Only one gathering (the type) with rare sori has been collected. This taxon might be a hybrid.

The type of Cyclosorus hirtipes K. H. Shing & C. F. Zhang (FRPS 4(1): 345-346. 1999) has features intermediate between C. fukienensis and C. acuminatus. Only one gathering (the type) with rare fertile sori has been collected. This taxon might be a hybrid.


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