Northeastern Asian Flora
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Calanthe davidii Franch.   (redirected from: Calanthe ensifolia Rolfe)
Family: Orchidaceae
[Alismorkis pachystalix (Rchb.f. ex Hook.f.) Kuntze, moreCalanthe bungoana Ohwi, Calanthe davidii var. bungoana (Ohwi) T.Hashim., Calanthe ensifolia Rolfe, Calanthe furcata f. matsudae (Hayata) M.Hiroe, Calanthe matsudae Hayata, Calanthe pachystalix Rchb.f. ex Hook.f.]
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  • Japan flora
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Japan flora: Rhizomes short; leaves linear-oblanceolate, 30-50 cm. long, 1.5-2 cm. wide, acuminate, gradually narrowed at base, glabrous, short- petiolate; scapes about 65 cm. long, white-puberulent, with 2 sheathing scales on the lower half; racemes rather densely many-flowered, about 10 cm. long, the bracts linear-lanceolate, 1-2 cm. long, green; flowers yellowish green; sepals ovate, puberulent without, about 7 mm. long, acute, reflexed-spread- ing; petals oblanceolate, about 6 mm. long, acute; lip slightly longer than the sepals, 3-lobed, with 3 crested merging veins on the inner side, the lateral lobes 4-5 mm. long, elliptic, the terminal lobe broadened at tip, bifid; spur about 8 mm. long, straight; ovary pedicelled, puberulent.

Kyushu (Bungo Prov.); very rare.

Calanthe davidii
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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