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山红树Pellacalyx yunnanensis

时间:2013-11-06 12:38来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):山红树 学名( Scientific Name ): Pellacalyx yunnanensis Hu 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): 科属( Family Genus ): 红树科(Rhizophoraceae)山红树属 形态特征
中文名(Chinese Name):山红树
学名(Scientific Name):Pellacalyx yunnanensis Hu
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):红树科(Rhizophoraceae)山红树属
形态特征(Description):乔木,高达15米,小枝粗壮,具条纹,被疏长毛。叶膜质,倒披针形至披针形,长13-20厘米,宽4.5-6.5厘米,顶端短渐尖,基部楔形,边缘有小齿,干燥后微反卷,上面无毛,下面沿中脉和侧脉有散生的短毛,侧脉8-9对,叶柄长1-2厘米。花未见。果实单生,近球形,直径1.5厘米,顶端有6-7枚宿存的花萼裂片;裂片披针形,长1-1.2厘米,短尖;有宿存花柱和柱头,花柱粗壮,短于花萼裂片,柱头头状,6深裂,每一裂片再浅裂;果梗纤细,长约2厘米;种子多数,矩圆形,黑褐色,有窝孔。果期冬季。
分布(Distribution):产云南南部,生于海拔850米的林中。
用途(Use):
引自中国植物志英文版:FOC Vol. 13 Page 299   
Pellacalyx yunnanensis H. H. Hu, Bull. Fan Mem. Inst. Biol., Bot. 10: 130. 1940.
山红树 shan hong shu| Rhizophoraceae  | Pellacalyx
Trees to 15 m tall. Branchlets thick, with loose long hairs. Petiole 1-2 cm; leaf blade oblanceolate to lanceolate, 13-20 × 4.5-6.5 cm, abaxially pubescent, adaxially glabrous, secondary veins 8 or 9 on each side of midvein, base cuneate, margin serrulate and slightly reflexed when dried, apex shortly acuminate Pedicel ca. 2 cm, slender, persistent. Flowers not seen. Fruit solitary, subglobose, ca. 1.5 cm in diam.; persistent calyx lobes 6 or 7, at fruit apex, lanceolate, ca. 1 cm, apex mucronate; persistent style thick, shorter than calyx lobes; persistent stigma capitate, deeply 6-lobed. Seeds numerous, brownish black, oblong. Fr. winter.
● Forests; 800-1200 m. S Yunnan.
This species was listed as rare in China by Tong (in Fu & Jin, China Pl. Red Data Book 1: 542-543. 1992).
 




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