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FOC | Family List | FOC Vol. 2-3 | Polypodiaceae | Lepisorus

41. Lepisorus cespitosus Y. X. Lin, Fl. Reipubl. Popularis Sin. 6(2): 347. 2000.

丛生瓦韦 cong sheng wa wei

Plants 15-25 cm tall. Rhizomes short and decumbent, 2-2.5 mm in diam., densely scaly; scales deep brown, lanceolate with broadly ovate base, 3-4.5 × 0.9-1.2 mm, margin denticulate, apex long acuminate; lumina small, subsquare, thick in texture, transparent, thick-walled. Fronds clustered; stipe straw-colored, frond subsessile or stipe up to 0.5 cm; lamina when dried abaxially grayish green or yellowish, adaxially brownish, lanceolate, (13-)25-30 × 1.2-2 cm, widest at or below middle, leathery or softly leathery, abaxially sparsely scaly, scales brown, lanceolate, small, margin denticulate, lumina thick and indistinct, base attenuate and decurrent nearly to base of stipe, margin flat and straight or slightly undulate, apex attenuate, long caudate; costa raised on both sides, veinlets obscure. Sori medial or closer to margin, orbicular, 3-4 mm in diam.; paraphyses deep brown, stellate, opaque.

● On tree trunks or rocks in evergreen broad-leaved forests; 1600-2000 m. Xizang.

Lepisorus cespitosus is only known from the type from Mêdog. The fronds are similar to those of L. loriformis; however, the scales, leaf scales, and thick-walled paraphyses all differ.


 

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