墨脱新月蕨 mo tuo xin yue jue

Plants to 2 m tall. Rhizomes long creeping. Fronds remote; stipes ca. 1 m, occasionally sparsely scaly at bases, dark stramineous; laminae oblong-lanceolate or ovate-oblong, 80-100 cm, 1-imparipinnate, acuminate at apices; lateral pinnae 8-12 pairs, subobliquely spreading, narrowly lanceolate, ca. 25 × 3-3.5 cm, broadest at bases and subrounded, long caudate-acuminate at apices, sessile; terminal pinna of similar shape as proximal ones. Veins visible adaxially, raised abaxially, costae prominent; lateral veinlets subobliquely spreading and parallel to each other, neighboring ones joining with each other into V-shaped areoles, excurrent veins very short. Laminae somewhat leathery when dry, reddish, rachises, costae, and intercostal areas glabrous throughout. Sori orbicular, attached above middle of veinlets and confluent when mature, exindusiate.

● Monsoon forests; ca. 700 m. Xizang (Beibeng, Mêdog).