Athyrium reflexipinnatum Hayata 逆羽蹄蓋蕨 @ Lady Ferns ~ Athyrium :: 隨意窩 Xuite日誌
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  • Plant Taxonomy and Systematics PhD. student in NSYSU, Kaohsiung, Taiwan
    Major in Taxonomy of lady ferns, genus Athyrium, in Taiwan

  • 200504131730Athyrium reflexipinnatum Hayata 逆羽蹄蓋蕨
    Athyrium reflexipinnum Hayata, Icon. Pl. Formos. 4: 234, f. 164. 1914.
    逆羽蹄蓋蕨

    Summer-green. Rhizome stout, ascending to erect, covered with persistent stipe bases; scales thin, rusty-brown, ovate-lanceolate, 2-3 mm long 0.5 mm broad. Stipe much shorter than lamina, tufted, slender, stramineous sometimes purplish, 3-20 cm long; lamina narrowly lanceolate, deeply bipinnatifid to bipinnate (basal pinnules free), 10-20 cm long, 3-6 cm wide; all except upper pairs of pinnae reflexed, 2-4 cm long, sessile; pinnules cut nearly to costa, obtuse, dentate, adaxial basal pinnule enlarged, herbaceous, glabrous, fertile even in small leaves; ultimate segments oblong to elliptic, serrate or sharply lobed at margin; very short spines present on the adaxial side of costae. Sori medial or basal on lower veinlets; indusia oblong, J-shaped or reniform; margins somewhat erose.

    Distribution: Taiwan, Japan, Shikoku and Kyushu (Yakushima), and S. Korea.

    Type: Taiwan

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