河口莲座蕨 he kou lian zuo jue

Angiopteris brevicaudata Ching; A. cartilaginea Ching; A. consimilis Ching; A. crassa Ching; A. crenata Ching; A. fengii Ching; A. garbongensis Ching; A. grossedentata Ching ["grosso-dentata"]; A. lateterminalis Ching; A. latipinnula Ching; A. parvipinnula Ching; A. taweishanensis Ching.

Fronds light green, 2-4 m; stipes tuberculate. Laminae bipinnate; pinnae narrowly ovate, ca. 60 × 6-20 cm, with 9-11 pairs of pinnules; pinnules 12-15 × 3-5 cm, bases rounded to truncate, margins regularly serrate, apices acuminate, curved acroscopically. Veins obvious, false veins absent. Sori 1-3 mm from margin, 2-4 mm, composed of 18-24 sporangia.

Broad-leaved forests; 400-1600 m. Guangxi, Yunnan [Vietnam].