Dryopteris sect. Fibrillosae in Flora of China @ efloras.org

3. Dryopteris sect. Fibrillosae Ching, Bull. Fan Mem. Inst. Biol., Bot. 8: 366. 1938.

纤维鳞毛蕨组 xian wei lin mao jue zu

Lamina 1-pinnate. Pinnae deeply incised to nearly 2-pinnate. Lateral veins mostly forked, few simple. Abaxial surface of rachis, costa, and pinnae clothed with fibrillose scales.

About ten species: mainly in the Himalaya; seven species (three endemic) in China.

1 Pinnule with simple vein, not forked, sometimes 1- or 2-forked at basiscopic side at base (2)

+ Pinnule with forked vein, 2- or 3-forked (3)

2 (1) Stipe scales brown. 35 D. whangshangensis

+ Stipe scales black or blackish brown. 36 D. pulcherrima

3 (1) Basal pinnae ?same length of medial. 37 D. yigongensis

+ Basal pinnae 1/4-1/2 length of medial (4)

4 (3) Pinnae crenate to pinnatifid. 38 D. squamifera

+ Pinnae entire or almost entire (5)

5 (4) Scales on stipe or rachis lanceolate, not twisted. 41 D. redactopinnata

+ Scales on stipe or rachis narrowly lanceolate, often twisted (6)

6 (5) Scales on stipe black or blackish brown. 39 D. sinofibrillosa

+ Scales on stipe brown. 40 D. fibrillosissima

Lower Taxa