乌来杜鹃Rhododendron kanehirae

中文名(Chinese Name):乌来杜鹃
学名(Scientific Name):Rhododendron kanehirae E. H. Wilson
英文名(English Common Name):
别名(Chinese Common Name):甘奈海杜鹃、台北杜鹃
异名(Synonym):Rhododendron kanehirai Wils. in Wils. et Rehd.
科属(Family & Genus):杜鹃花科(Ericaceae) 杜鹃属
形态特征(Description):落叶灌木,高1-3米;分枝繁多,幼枝纤细,密被栗褐色扁平糙伏毛,老枝黑褐色,有残存毛。叶线状披针形或线状倒披针形至倒卵形,长1.5-4.8厘米,宽0.2-1.5厘米,先端钝尖,具短尖头,基部渐狭,边缘微反卷,全缘或不明显的圆锯齿,被糙伏毛,上面深绿色,下面苍白色,中脉和侧脉在上面凹陷,下面凸出,两面散生亮栗褐色糙伏毛;叶柄长1-3毫米,密被栗褐色糙伏毛。花芽卵球状,鳞片阔卵形,外面沿中脉被刚毛,边缘具纤毛。花1-3朵生枝顶;花梗长3-6毫米,直立,密被栗褐色扁平糙伏毛;花萼裂片5,卵形至椭圆形,长2-4毫米,具亮栗褐色糙伏毛,边缘具长睫毛;花冠狭漏斗形,长3.5-4厘米,洋红色至深红色,花冠管长1.8-2厘米,向基部狭窄,5裂,裂片卵形或长卵形;雄蕊10,不等长,比花冠短,花丝线形,中部以下被微柔毛,花药卵形,长2毫米;子房卵球形,长3毫米,密被栗褐色刚毛状糙伏毛,花柱比雄蕊长,微伸出于花冠外,近基部有少许糙伏毛,柱头褐色,头状。蒴果长圆柱形,长6-8毫米,具刚毛状糙伏毛。花期4月,果期不详。
分布(Distribution):特产我国台湾北部。生于山地丘陵。
用途(Use):
引自中国植物志英文版FOC Vol. 14 Page 437      
Rhododendron kanehirae E. H. Wilson in E. H. Wilson & Rehder, Monogr. Azaleas. 28. 1921 [“kanehiraei”].
台北杜鹃 tai bei du juan| Apiaceae  | Rhododendron
Shrubs, deciduous, 1–3 m tall; young shoots with dense coarse brown flat appressed hairs. Summer and winter leaves different. Petiole 1–3 mm, densely coarsely castaneous strigose; leaf blade leathery, linear-lanceolate or linear-oblanceolate to obovate, 1.5–4.8 × 0.2–1.5 cm; margin coarsely strigose, entire, or with obsolete round teeth; apex obtuse to acute; both surfaces sparsely coarsely shiny brown slightly revolute strigose. Inflorescence 1–3-flowered. Pedicel 0.1–0.3 cm, erect, densely coarsely castaneous strigose, hairs flat; calyx lobes ovate to elliptic, 2–4 mm, coarsely shiny-castaneous strigose; corolla narrowly funnelform, crimson to dark red, 3.5–4 cm, tube tapering toward the base, 18–20 mm; lobes ovate or long-ovate; stamens 10, unequal, shorter than corolla; filaments linear, puberulent below; ovary ovoid, ca. 3 mm, densely coarsely castaneous setose-strigose; style longer than stamens, slightly exserted, sparsely coarsely strigose at base. Capsule long-cylindric, 6–8 mm, coarsely setose-strigose. Fl. Apr.
Mountain forests. N Taiwan.
乌来杜鹃Rhododendron kanehirae

乌来杜鹃Rhododendron kanehirae

乌来杜鹃Rhododendron kanehirae

乌来杜鹃Rhododendron kanehirae(责任编辑:徐晔春)

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