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

35. Cyclosorus jaculosus (Christ) H. Itô, Bot. Mag. (Tokyo). 51: 725. 1937.

闽台毛蕨 min tai mao jue

Aspidium jaculosum Christ, Bull. Herb. Boissier, sér. 2, 4: 615. 1904; Christella jaculosa (Christ) Holttum; C. subarida (Tatewaki & Tagawa) Holttum ex C. M. Kuo; Cyclosorus aureoglandulifer Ching ex K. H. Shing; C. houi Ching; C. pararidus Ching ex K. H. Shing; C. simillimus Ching ex K. H. Shing; C. sparsisorus Ching ex K. H. Shing; C. subaridus Tatewaki & Tagawa; Dryopteris jaculosa (Christ) C. Christensen; Nephrodium jaculosum (Christ) Hayata; Thelypteris houi (Ching) C. F. Reed; T. jaculosa (Christ) Panigrahi; T. subarida (Tatewaki & Tagawa) C. F. Reed.

Plants 40-100 cm tall. Rhizomes long creeping, dark brown, including stipe bases with dark brown lanceolate scales. Fronds distant; stipes 5-30 cm, dark stramineous; laminae 30-90 × 10-30 cm, bases gradually narrowed, apices caudate to acuminate; pinnae 20-30 pairs, proximal 3-8 pairs gradually shortened with lowest pair ca. 1.5 × 1.5 cm; middle pinnae lanceolate, 6-18 × 1-2 cm, bases rounded-truncate, lobed 1/3-1/2 toward costae, apices long acuminate; segments 15-30 pairs, triangular-oblong, 3-5 × ca. 3 mm, margins sometimes crenate on proximal ones, rounded-obtuse to subacute at apices; veinlets 5-8 pairs, proximal 1-1.5 pairs anastomosing, next 1-1.5 pairs running to sinus membrane. Laminae papery, brownish green to grayish green when dried, adaxially with several acicular hairs along costae and veins and minute hairs between veins, abaxial surface with dense minute hairs and many reddish orange glands throughout. Sori orbicular, medial; indusia glabrous or with sparse minute hairs. Sporangia bearing reddish orange glands on stalks. Spores shortly cristate and echinate. 2n = 72.

Streamsides, wet places in forests, semi-open places; near sea level to 1200 m. Fujian, Guangdong, Guangxi, Guizhou, Hunan, S Jiangxi, Taiwan, Yunnan, S Zhejiang [Bhutan, India, Japan, Nepal, Vietnam].


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