綦江假毛蕨 qi jiang jia mao jue

Plants to 40 cm tall. Rhizomes decumbent, sparsely brown scaly. Fronds approximate; stipes ca. 14 cm, stramineous, sparsely brown scaly on bases, distally glabrous; laminae ovate-lanceolate, ca. 28 × 17 cm, abruptly narrowed at bases, pinnate-pinnatifid, pinnatifid-acuminate at apices; proximal 2 pairs of pinnae reduced and hastate, reflexed, middle normal pinnae ca. 16 pairs, proximal ones opposite, distal ones alternate, sessile, slightly oblique distally, lanceolate, 8.5-9 × ca. 2 cm, broadened and truncate at bases, pinnatifid, long pinnatifid-acuminate at apices; segments 22-24 pairs, pinnatifid nearly to costae, lanceolate, except for proximal pair, all obliquely spreading distally, proximal pair clearly elongated, ca. 6 × 3 mm, proximal pair of segments on lowest 2 pairs of pinnae pinnate-lobate and undulate, acuminate at apices, others all obtuse-pointed and entire. Veins evident, 6 or 7 pairs of veinlets per segment, proximal pair arising above base of costules, acroscopic veinlet reaching bottom of sinus, basiscopic one reaching margin above sinus. Laminae dark green when dry, papery; abaxially sparse long acicular hairy along rachises, sparsely setaceous along costae and veins, adaxially densely appressed-setaceous along costal grooves, sparsely setaceous along veins and margins, glabrous on intercostal areas on both surfaces. Sori orbicular, attached above middle of veinlets or slightly closer to margins; indusia orbicular-reniform, brownish, membranous, persistent, glabrous.

● Raised land by wells. Chongqing (Qijiang).