圆基莲座蕨 yuan ji lian zuo jue

Basionym: Archangiopteris subrotundata Ching, Icon. Filic. Sin. 5: t. 206. 1958.

Fronds 50-120 cm; stipes 18-70 cm, with 1 naked pulvinus. Laminae once pinnate; pinnae 4-6 pairs, alternate, elliptic, 10-30 × 2.5-7.5 cm, bases cuneate, margins entire-undulate, apices caudate. Veins obvious, false veins absent. Sori medial, 0.3-2 cm; paraphyses longer than sporangia. Exospores with spinose ornamentation.

● Yunnan (Maguan, Malipo, Xichou).