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13. Dryopteris sect. Nephrocystis H. Itô, Bot. Mag. (Tokyo). 49: 437. 1935.
稀羽鳞毛蕨组 xi yu lin mao jue zu
Lamina 2- or 3-pinnate, basiscopic pinnule of basal pair of pinnae elongated as pinnatifid.
About ten species: mainly in Asia and Pacific islands; six species (two endemic) in China.
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| 1 |
Sori exindusiate. |
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92 D. polita |
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Sori indusiate |
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(2) |
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| 2 (1) |
Pinnae caudate-acuminate; indusia irregularly lacerate. |
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93 D. subexaltata |
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Pinnae acuminate; indusia not lacerate |
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(3) |
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| 3 (2) |
Upper part of stipe and rachis glossy castaneous. |
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94 D. yoroii |
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Upper part of stipe and rachis stramineous or purplish brown |
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(4) |
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| 4 (3) |
Stipe 15-17 cm, purplish brown; lamina ovate, 20-30 ?10-15 cm; pinnule apices obtuse |
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95 D. cacaina |
| + |
Stipe 15-35 cm, brown in lower part, stramineous in upper part; lamina oblong-ovate, 30-50 ?15-25 cm; pinnule apices ?acute |
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(5) |
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| 5 (4) |
Basal pinnae bipinnatifid to bipinnate. |
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96 D. sparsa |
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Basal pinnae bipinnate to tripinnatifid. |
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97 D. melanocarpa |
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Lower Taxa
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