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

1. Craspedosorus sinensis Ching & W. M. Chu, Acta Phytotax. Sin. 16(4): 26. 1978.

边果蕨 bian guo jue

Stegnogramma sinensis (Ching & W. M. Chu) L. J. He & X. C. Zhang.

Plants to 1.1 m tall. Stipes ca. 40 cm, glabrous above bases; laminae broadly lanceolate, ca. 65 × 22 cm, not tapering at bases, pinnate-pinnatifid; pinnae ca. 25 pairs, sessile, alternate, middle ones lanceolate, ca. 14 × 2.5 cm, bases truncate on acroscopic sides and parallel with costae, basiscopic sides obliquely truncate, pinnatifid to above 2/3 of distance to costule, apices acuminate; segments ca. 20 pairs, middle ones oblong-lanceolate, ca. 1 cm (proximal 3 or 4 pairs slightly shorter), ca. 5 mm wide, with translucent membranous narrow edge along margins and slightly undulate, usually reflexed when dry, obtuse or bluntly pointed at apices. Veinlets in segments 5-9 pairs, simple or occasionally forked at middle, slightly thickened at end and not reaching margins. Laminae herbaceous, green when dry, abaxially glabrous, adaxially with long setae and mixed short rough hairs on rachises and costae. Sori oblong, attached slightly below end of veinlets and close to margins, costules with broad sterile space on both sides; sporangia each usually with one short acicular hair near annulus.

● Shaded thickets; 1400-1500 m. NE Yunnan.


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