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FOC | Family List | FOC Vol. 2-3 | Dennstaedtiaceae | Dennstaedtia

3. Dennstaedtia scandens (Blume) T. Moore, Index Fil. 307. 1861.

刺柄碗蕨 ci bing wan jue

Dicksonia scandens Blume, Enum. Pl. Javae 2: 240. 1828.

Plants several meters tall, growth indeterminate, scandent. Rhizome long creeping. Fronds scattered; stipe coarse and stiff, brownish, with short spines; spines 1-1.5 mm, slightly curved at apex; lamina brown-green when dried, firmly herbaceous, with dense, short, slender hairs along midrib abaxially, glabrous adaxially; pinnae many, subopposite, 9-13 cm apart, shortly stalked (2-3 mm), oblong-lanceolate, 20-30 × 8-12 cm, tripinnatisect, densely shortly brown hairy at axil, acuminate at apex; pinnules 12-14 pairs, alternate, 1.5-3 cm apart, almost sessile, basiscopic pinnae shortest, oblong, ca. 2 cm × 7-8 mm, pinnatisect; other pinnae broadly lanceolate or subfalcate, 4-5 × 1.5-2.8 cm, bipinnatisect, acuminate at apex; ultimate pinnae 8-12 pairs, oblong, 8-15 × 5-6 mm, oblique at base, slightly truncate above, broadly cuneate below, sessile, disarticulate, pinnatisect 1/2-2/3 to midrib, rounded at apex; lobes elliptic, not serrate, rounded at apex. Veins pinnately furcate up to margin, 2-4 veinlets per lobe; rachis, pinna rachis, and stalk concolorous, grooved adaxially, with sparse short spines, small pinna rachis gray-green, densely shortly brown hairy abaxially. Sori orbicular, located near notch of lobule base; indusium brown-green, bowl-shaped, glabrous.

200-1000 m. Taiwan [Indonesia, Malaysia, New Guinea, Philippines; Pacific islands (Tahiti)].


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