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爆仗杜鹃Rhododendron spinuliferum

时间:2013-09-09 13:16来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 爆仗杜鹃 学名( Scientific Name ): Rhododendron spinuliferum Franch. 英文名( English Common Name ): 别名( Chinese Common Name ): 爆仗花 异名( Synonym ): Rhododendron fuchsiiflorum H. Lv. 科属( Family
中文名(Chinese Name):爆仗杜鹃
学名(Scientific Name):Rhododendron spinuliferum Franch.
英文名(English Common Name):
别名(Chinese Common Name):爆仗花
异名(Synonym):Rhododendron fuchsiiflorum H. Lév.
科属(Family & Genus):杜鹃花科(Ericaceae)杜鹃属
形态特征(Description):灌木,高0.5-1(-3.5)米。幼枝被灰色短柔毛,杂生长刚毛,老枝褐红色,近无毛。叶坚纸质,散生,叶片倒卵形、椭圆形、椭圆状披针形或披针形,长3-10. 5厘米,宽1.3-3.8厘米,顶端通常渐尖,稀锐尖,具短尖头,基部楔形,上面黄绿色,有柔毛,中脉、侧脉及网脉在上面凹陷致呈皱纹,近边缘处有短刚毛,或通常近无毛,下面色较淡,密被灰白色柔毛和鳞片,脉纹在下面明显地隆起;叶柄长3-6毫米,多少着生柔毛、刚毛或鳞片。花序腋生枝顶成假顶生;花芽鳞外面、边缘密被白色柔毛,外面密被鳞片,花开后芽鳞脱落;花序伞形,有2-4花;花梗长0.2-1厘米,连同花萼密被灰白色柔毛和鳞片;花萼浅杯状,无裂片;花冠筒状,两端略狭缩,长1.5-2.5厘米,朱红色、鲜红色或橙红色,上部5裂,裂片卵形,直立,花冠外面洁净,稀于裂片中部至筒部条状被短柔毛;雄蕊10,不等长,略伸出花冠之外,花药紫黑色,花丝无毛,稀基部有短柔毛;子房5室,密被茸毛并覆有鳞片,花柱长伸出花冠之外,无毛稀基部被短柔毛。蒴果长圆形,长1-1.4厘米,被疏茸毛并可见鳞片。花期2-6月。
分布(Distribution):产四川、云南。生于海拔1900-2500米松林、松栎林、油杉林或山谷灌木林。
用途(Use):
引自中国植物志英文版FOC Vol. 14 Page 323
Rhododendron spinuliferum Franchet, J. Bot. (Morot). 9: 399. 1895.
爆杖花 bao zhang hua  | Apiaceae  | Rhododendron
Shrubs, 0.5–1(–3.5) m tall; old branches brownish red, nearly glabrous; young shoots gray-pubescent, also hispid. Petiole 3–6 mm, ± pubescent, setose or scaly; leaf blade papery, obovate, elliptic, elliptic-lanceolate, or lanceolate, 3–10.5 × 1.8–3.8 cm; base cuneate; apex acuminate, rarely acute, apiculate; abaxial surface paler, glabrous, sometimes sparsely pubescent along veins, to densely dirty white-pubescent and scaly; adaxial surface yellowish green, glabrous or pubescent; veins conspicuously raised abaxially. Inflorescence subterminal, 2–4-flowered; bud scales white-pubescent and densely scaly outside. Pedicel 2–1 cm, densely pubescent and scaly; calyx shallowly cup-shaped, without conspicuous lobes, small; corolla tubular, narrowed at both ends, bright or orange red, 1.5–2.5 cm; outer surface glabrous, rarely pubescent at lobe base; lobes 5, erect, ovate; stamens 10, unequal, slightly exserted from corolla; filaments glabrous, anthers purplish black; ovary 5-locular, scaly, densely hairy; style exserted from corolla, usually glabrous, rarely pubescent at base. Capsule cylindric, 10–14 mm, scaly, pubescent. Fl. Feb–Jun.
Keteleeria and other coniferous forests, coniferous-Quercus mixed forests, valley thickets; 1900–2500 m. SW Sichuan, NE and W Yunnan.



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