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黄花独蒜兰Pleione forrestii

时间:2013-10-25 16:15来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):黄花独蒜兰 学名( Scientific Name ): Pleione forrestii Schltr. 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Pleione albal H. Li et G. H. Feng Pleione alba H.Li G.H.Feng P
中文名(Chinese Name):黄花独蒜兰
学名(Scientific Name):Pleione forrestii Schltr.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Pleione albal H. Li et G. H. Feng  Pleione alba H.Li & G.H.Feng  Pleione forrestii f. alba (H.Li & G.H.Feng) Torelli & Riccab.  Pleione forrestii var. alba (H.Li & G.H.Feng) P.J.Cribb
科属(Family & Genus):兰科(Orchidaceae)独蒜兰属
形态特征(Description):附生草本。假鳞茎圆锥形或卵状圆锥形,上端渐狭成明显的颈,全长1.5-3厘米,直径0.6-1.8厘米,绿色,顶端具1枚叶。叶在花后出现,近椭圆形至狭椭圆状披针形,纸质,长10-15厘米,宽3-7厘米,先端急尖或钝,基部渐狭成柄;叶柄长2-3厘米。花葶从无叶的老假鳞茎基部发出,直立,通常长4-7厘米,有时更短而接近地面,顶端具1花,花以下几乎全部包在3-4枚干膜质鞘内;花苞片长圆状披针形或披针形,长2.7-3.3厘米,宽5-7毫米,明显长于花梗和子房,先端钝或近急尖;花黄色、淡黄色或黄白色,较少象牙白色或白色,仅唇瓣上具有红色或褐色斑点;中萼片倒披针形,长3-4厘米,宽7-8毫米,先端急尖;侧萼片长圆状倒披针形,长3-4厘米,宽8-9毫米,多少偏斜,先端钝;花瓣镰刀状倒披针形,长3.6-4.2厘米,宽7-8毫米,先端近急尖;唇瓣宽倒卵状椭圆形或近宽菱形,长3.2-4厘米,宽2.8-3.2厘米,明显或不明显3裂,基部收狭成短爪;侧裂片多少直立并围抱蕊柱;中裂片上部边缘撕裂状或多少流苏状;唇盘上具5-7条褶片;褶片全缘,常略呈波状,高1-1.5毫米,几乎贯穿整个唇瓣;蕊柱长2.5-3厘米,向前弯曲,两侧多少具翅;翅较狭,仅在上部变宽,在顶端围绕蕊柱。花期4-5月。
分布(Distribution):产云南。生于海拔2200~3100米疏林下或林缘腐殖质丰富的岩石上,也见于岩壁和树干上。
用途(Use):
引自中国植物志英文版:FOC Vol. 25 Page 326, 330,331
Pleione forrestii Schlechter, Notes Roy. Bot. Gard. Edinburgh. 5: 106. 1912.
黄花独蒜兰 huang hua du suan lan| Orchidaceae  | Pleione
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.


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