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FOC | Family List | FOC Vol. 2-3 | Athyriaceae | Deparia

22. Deparia vegetior (Kitagawa) X. C. Zhang, Lycophytes Ferns China. 391. 2012.

河北对囊蕨 he bei dui nang jue

Rhizomes erect, sometimes branched, short, apex like base of stipe, densely clothed with red-brown or brown, membranous, broadly lanceolate large scales, long scales, and multicellular hairs. Fronds caespitose; stipe stramineous, red-brownish, or brown, subglabrate abaxially; lamina pinnate-pinnatipartite, narrowly oblong or oblanceolate, rarely oblong or obovate; pinnae (15-)20 pairs, alternate, ascending, lower pinnae gradually slightly shortened, middle pinnae lanceolate, base broadly cuneate, pinnatipartite, apex acuminate; pinna segments (10-)15-18(-20) pairs, slightly ascending, oblong, ovate-oblong, or obtuse-triangular, margin subentire or undulate-crenate, apex rounded-obtuse or obtuse-acute. Veins impressed adaxially, slightly convex abaxially, pinnate in segments, 4 or 5 pairs, simple or occasionally forked. Lamina herbaceous or papery, greenish brown, brown, or pale brown; sterile lamina abaxially with abundant short multicellular hairs, fertile lamina subglabrate on both surfaces; rachis and costae concolored to stipe, with sparse short hairs or subglabrate abaxially. Sori oblong, 2-4 pairs per segment; indusia pale brown, lunate, subentire, persistent. Spores bilateral, perispore surface with few low folds.

● Valley forests, wet areas, streamsides; 400-2800 m. Chongqing, Gansu, Hebei, Henan, Shaanxi, Shandong, Shanxi, Sichuan.

1 Lamina oblong or obovate, lower pinnae gradually slightly narrowed, basal pinna segments slightly broadened; segments deltoid- oblong, ca. 2 ?as long as broad, toothed at margin; veins frequently forked.   22c var. miyunensis
+ Lamina narrowly oblong or oblanceolate, lower pinnae not narrowed toward base; segments oblong, nearly as broad as long, serrulate or subentire at margin; veins simple   (2)
2 (1) Lamina herbaceous; indusia brown, membranous, distally open when sori mature.   22a var. vegetior
+ Lamina nearly papery; indusia pale brown, papery, smooth, still covering sori and conchiform when mature.   22b var. turgida

Lower Taxa


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