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FOC | Family List | FOC Vol. 2-3 | Dryopteridaceae

5. Dryopteris sect. Caespitosae S. G. Lu, Guihaia. 10: 186. 1990.

高山鳞毛蕨组 gao shan lin mao jue zu

Lamina 2-pinnate-pinnatifid. Pinnules or lobes sharply serrate. Indusia small, membranous, lacerate or erose.

About ten species: mainly in high mountains above 3500 m of E Himalaya, eastward to S China, Russia, and one species in Europe and North America; seven species (one endemic) in China.


1 Stipe and rachis clothed with dense brown or dark brown scales   (2)
+ Stipe and rachis clothed with sparse black or dark brown scales   (4)
       
2 (1) Lamina ovate or oblong-lanceolate, basal pinna not tapered, with many very narrowly hairlike brown scales.   54 D. barbigera
+ Lamina oblong-lanceolate, basal pinna tapered or slightly tapered   (3)
       
3 (3) Stipe scales dark brown or castaneous-brown, often with pale yellow margin, apex of ultimate segments truncate.   55 D. tingiensis
+ Stipe scales brown, without pale yellow margin, apex of ultimate segments rounded.   56 D. komarovii
       
4 (1) Stipe and rachis clothed with yellow glands   (5)
+ Stipe and rachis without yellow glands   (6)
       
5 (4) Lamina oblanceolate, 2-3 cm wide, tapering to base, stipe scales serrate.   57 D. fragrans
+ Lamina oblong-lanceolate, to 5 cm wide, basal pinna barely shortened, stipe scales entire.   58 D. alpestris
       
6 (4) Pinnule margin serrate, serra apices obtuse; indusia with erose edges.   59 D. acutodentata
+ Pinnule margin biserrate, serra apices acuminate; indusia with lacerate edges.   60 D. serratodentata

Lower Taxa


 

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