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FOC | Family List | FOC Vol. 25 | Orchidaceae | Pleione

13. Pleione forrestii Schlechter, Notes Roy. Bot. Gard. Edinburgh. 5: 106. 1912.

黄花独蒜兰 huang hua du suan lan

Herbs, epiphytic or lithophytic. Pseudobulb green, conic or ovoid-conic, 1.5-3 × 0.6-1.8 cm, 1-leaved. Leaf appearing after flowering, subelliptic to narrowly elliptic-lanceolate, 10-15 × 3-7 cm, papery, base attenuate into a petiole-like stalk 2-3 cm, apex acute or obtuse. Inflorescence erect; peduncle usually 4-9 cm, nearly completely enclosed in 3 or 4 scarious sheaths; floral bracts oblong-lanceolate or lanceolate, 27-33 × 5-7 mm, conspicuously longer than ovary, apex obtuse or subacute. Flower solitary, orange-yellow, pale yellow, or yellowish white, rarely pure white, with brown or crimson spots and marks on lip; pedicel and ovary 9-15 mm. Dorsal sepal oblanceolate, 30-40 × 7-8 mm, apex acute; lateral sepals oblong-oblanceolate, oblique, 30-40 × 8-9 mm, apex obtuse. Petals oblanceolate, falcate, 36-42 × 7-8 mm, apex subacute; lip broadly obovate-elliptic or nearly broadly rhombic, 32-40 × 28-32 mm, base contracted into a short claw, 3-lobed; lateral lobes erect and embracing column, apex rounded; mid-lobe subquadrate, apical margin lacerate, apex emarginate; disk with 5-7 entire but usually slightly undulate lamellae extending from base of lip to midway along mid-lobe. Column arcuate, 25-30 mm; column wings obscure. Fl. Mar-May. 2n = 38*, 39*, 40*, 42*, 44*.

● On humus-covered rocks and tree trunks in open forests and at forest margins; 2200-3200 m. N and NW Yunnan.

Reviewer L. Averyanov notes that Pleione forrestii also occurs in N Vietnam. However, the present authors could not substantiate this record because they found no relevant specimens.

1 Sepals and petals orange-yellow to pale yellow.   13a var. forrestii
+ Sepals and petals pure white.   13b var. alba

Lower Taxa


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