长萼马醉木Pieris swinhoei

中文名(Chinese Name):长萼马醉木
学名(Scientific Name):Pieris swinhoei Hemsl.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):杜鹃花科(Ericaceae)马醉木属
形态特征(Description):灌木,高2-3米;树皮灰褐色,纵裂,小枝纤细,微被柔毛;冬芽未见。叶簇生枝顶,革质,狭披针形,长4.5-8厘米,宽1-1.5厘米,先端短渐尖,基部狭楔形,边缘在中部以上具疏锯齿,干后略反卷,表面深绿色,背面淡绿色,两面无毛,中脉在表面显著,在背面凸起,侧脉近水平开展,小脉网状,明显;叶柄极短,长2-7毫米。总状花序或圆锥花序着生枝顶或叶腋,直立,长15-20厘米;花梗长约5毫米,被柔毛;萼片长,革质,披针形,长5-7毫米,宽3-4毫米,内面被短柔毛,近顶部尤多;花冠白色,筒状坛形,长约1厘米,直径约5毫米,无毛,上部5浅裂,裂片上部钝圆;雄蕊10,内藏,长约6毫米,花丝线形,近于无毛;子房圆锥形,长约2毫米,直径约1.5毫米,密被黄褐色短柔毛;花柱细长,长约7毫米,柱头细小,被微柔毛。蒴果近球形,直径约5毫米。花期4-6月,果期7-9月。
分布(Distribution):产福建、广东、香港。生于灌丛中。
用途(Use):
引自中国植物志英文版FOC Vol. 14 Page 461      
Pieris swinhoei Hemsley, J. Linn. Soc., Bot. 26: 17. 1889.
长萼马醉木 chang e ma zui mu| Ericaceae  | Pieris
Shrubs 2–3 m tall. Twigs sparsely pubescent. Leaves pseudoverticillate; petiole 2–7 mm; leaf blade narrowly lanceolate to elliptic, 4–12 × ca. 1.2 cm, both surfaces with sparse glandular hairs, midvein prominently raised abaxially and adaxially, secondary and fine veins reticulate, raised abaxially, inconspicuous and slightly raised or flat adaxially, base narrowly cuneate, margin toothed or inconspicuously so on upper half, apex acute. Inflorescences racemose, erect; rachis 15–20 cm, sometimes with basal branches. Pedicel ca. 5 mm. Calyx lobes narrowly triangular, 5–7(–13) mm. Corolla tubular-urceolate, 8–10 mm; lobes broadly triangular. Filaments geniculate, ca. 6 mm, pubescent. Ovary conical, densely fulvous hairy; style strongly sunken into apex. Capsule subglobose, ca. 5 mm in diam., pubescent. Seeds angled-ovoid, 1–1.5 mm. Fl. Apr–Jun, fr. Jul–Sep.
Streamsides in forests, thickets, low hills; ca. 700 m. Fujian, Guangdong.
长萼马醉木Pieris swinhoei

长萼马醉木Pieris swinhoei
(责任编辑:徐晔春)

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