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多花脆兰 Acampe rigida

时间:2013-10-23 15:17来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):多花脆兰 学名( Scientific Name ): Acampe rigida (Buch.-Ham. ex J. E. Smith) P. F. Hunt 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Acampe multiflora (Lindl.) Lindl. Aer
中文名(Chinese Name):多花脆兰
学名(Scientific Name):Acampe rigida (Buch.-Ham. ex J. E. Smith) P. F. Hunt
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Acampe multiflora (Lindl.) Lindl.  Aerides rigida Buch.-Ham. ex J. E. Sm.  Vanda longifolia Lindl.  Vanda multiflora Lindl.  Acampe taiwaniana S.S.Ying  Acampe penangiana Ridl.  Acampe intermedia Rchb.f.  Acampe longifolia (Lindl.) Lindl.  Vanda viminea Guillaumin  Saccolabium longifolium (Lindl.) Hook.f.  Acampe wightiana var. longipedunculata Trimen
科属(Family & Genus):兰科(Orchidaceae)脆兰属
形态特征(Description):大型附生植物。茎粗壮,近直立,长达1米,粗8-20毫米,不分枝,节间长2-3厘米,具多数二列的叶。叶近肉质,带状,斜立,长17-40厘米,宽3.5-5厘米,先端钝并且不等侧2圆裂,基部具宿存而抱茎的鞘。花序腋生或与叶对生,近直立,长7-30厘米,不分枝或有时具短分枝,具多数花;花序柄长5-11厘米,粗5-8毫米,被2-3枚三角形的肉质短鞘;花苞片肉质,宽三角形,长3-5毫米,先端钝;花梗和子房黄绿色,肉质,长约1厘米,粗3毫米;花黄色带紫褐色横纹,不甚开展,具香气,萼片和花瓣近直立;萼片相似,等大,长圆形,长10-12毫米,宽5-6毫米,先端钝;花瓣狭倒卵形,长8-9毫米,宽3-4毫米,先端钝;唇瓣白色,厚肉质,3裂;侧裂片与中裂片垂直,近方形,内面具紫褐色纵条纹;中裂片近直立,内面和背面基部具少数紫褐色横纹,卵状舌形,长5-6毫米,中部稍向外弯,先端钝,边缘稍波状并且具不规则的缺刻;距圆锥形,长约3毫米,末端淡黄色,钝的,内壁密被毛;蕊柱两侧紫红色,粗短,长约2.5毫米,粗约2毫米;药帽黄色,半球形;花粉团2个,每个劈裂为不等大的2爿;粘盘柄倒披针形,长约1.2毫米;粘盘近卵形,较粘盘柄的基部宽,先端近截形并且具凹缺。蒴果近直立,圆柱形或长纺锤形,长约6厘米,粗8-15毫米。花期8-9月,果期10-11月。
分布(Distribution):产华南及西南等地,生于海拔560~1600米的林中树干上或林下岩石上。东南亚也有。
用途(Use):
引自中国植物志英文版:FOC Vol. 25 Page 449   
Acampe rigida (Buchanan-Hamilton ex Smith) P. F. Hunt, Kew Bull. 24: 98. 1970.
多花脆兰 duo hua cui lan| Orchidaceae  | Acampe
Aerides rigida Buchanan-Hamilton ex Smith in Rees, Cycl. 39: Aerides no. 12. 1819; Acampe intermedia H. G. Reichenbach; A. longifolia (Lindley) Lindley; A. multiflora (Lindley) Lindley; A. taiwaniana S. S. Ying; Gastrochilus longifolius (Lindley) Kuntze; Saccolabium longifolium (Lindley) J. D. Hooker; Vanda longifolia Lindley; V. multiflora Lindley.
Stems to 1 m, stout, 8-20 mm in diam., unbranched, internodes 2-3 cm, with many distichous leaves. Leaf blade ascending, lorate, 17-40 × 3.5-5 cm, rather fleshy, amplexicaul-sheathing at base, apex obtuse and unequally bilobed. Inflorescence axillary or opposite to leaf, usually from upper part of stem, suberect, 7-30 cm, unbranched or sometimes shortly branched, many flowered; peduncle 5-11 cm, 5-8 mm in diam., with 2 or 3 triangular sheaths; floral bracts broadly triangular, 3-5 mm, fleshy, obtuse. Flowers somewhat fragrant, not opening widely, yellow with purplish brown transverse stripes, lip white, with purplish brown longitudinal stripes above; pedicel and ovary yellowish green, ca. 1 cm, fleshy. Sepals similar, oblong, 10-12 × 5-6 mm, obtuse. Petals narrowly obovate, 8-9 × 3-4 mm, obtuse; lip thickly fleshy, 3-lobed; lateral lobes subquadrate; mid-lobe suberect, ovate-ligulate, 5-6 mm, margin slightly undulate and irregularly incised, apex obtuse, slightly recurved; spur conic, ca. 3 mm, inside densely hairy, apex obtuse. Column ca. 2.5 mm, stout; anther cap subspherical; caudicle oblanceolate, ca. 1.2 mm; viscidium subovate. Capsule suberect, cylindric or narrowly fusiform, ca. 6 cm × 8-15 mm. Fl. Aug-Sep, fr. Oct-Nov. 2n = 38.
Epiphytic on tree trunks or lithophytic on rocks in forests; 300-1800 m. S Guangdong, SW Guangxi, S Guizhou, Hainan, Taiwan, E, SE, and SW Yunnan [Bhutan, Cambodia, NE India, Laos, Malaysia, Myanmar, Nepal, Sri Lanka, Thailand, Vietnam; Africa].


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