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短序润楠Machilus breviflora

时间:2013-09-26 12:17来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):短序润楠 学名( Scientific Name ): Machilus breviflora (Benth.) Hemsl. 英文名( English Common Name ): 别名( Chinese Common Name ): 短序桢楠 异名( Synonym ): Alseodaphne breviflora Benth. Persea breviflo
中文名(Chinese Name):短序润楠
学名(Scientific Name):Machilus breviflora (Benth.) Hemsl.
英文名(English Common Name):
别名(Chinese Common Name):短序桢楠
异名(Synonym):Alseodaphne breviflora Benth.  Persea breviflora (Benth.) Pax
科属(Family & Genus):樟科(Lauraceae)润楠属
形态特征(Description):乔木,高约8米;树皮灰褐色。小枝咖啡色,渐变灰褐色。芽卵形,长约5毫米,芽鳞 有绒毛。叶略聚生于小枝先端,倒卵形至倒卵状披针形,长4-5厘米,极少长至9厘米, 宽1.5-2厘米,先端钝,基部渐狭,革质,两面无毛,干时下面稍粉绿或带褐色,中脉上面 凹入,下面凸起,侧脉和网脉纤细;叶柄长3-5毫米或更短。圆锥花序3-5个,顶生,无 毛,有长总梗,花枝萎缩,常呈复伞形花序状,长2-5厘米;花梗短,长约3-5毫米;花绿白色,长约7-9毫米,外轮花被裂片较小,结果时花被裂片宿存,有时脱落;第一、第二轮雄蕊长约2毫米,第三轮雄蕊稍较长,腺体具短柄;退化雄蕊箭头形,有柄,柄上有小柔毛;雌蕊长约1.8毫米。果球形,直径约8-10毫米。花期7-8月,果期10-12月。
分布(Distribution):产广东(海南)、广西。生山地或山谷阔叶混交疏林中,或生于溪边。
用途(Use):
引自植物志英文版:FOC Vol. 7 Page 203, 220     
Machilus breviflora (Bentham) Hemsley, J. Linn. Soc., Bot. 26: 374. 1891.
短序润楠 duan xu run nan| Lauraceae  | Machilus
Alseodaphne breviflora Bentham, Fl. Hongk. 292. 1861; Persea breviflora (Bentham) Pax.
Trees, ca. 8 m tall. Bark gray-brown. Branchlets glabrous. Terminal buds ovoid, ca. 5 mm; bud scales tomentose. Petiole 3-5 mm or less; leaf blade obovate to obovate-lanceolate, 4-5 × 1.5-2 cm, rarely more, glabrous on both surfaces, midrib raised abaxially, concave adaxially, lateral veins and veinlets slender, almost invisible, base attenuate, apex obtuse. Panicles terminal, 2-5 cm. Flowers green-white, 7-9 mm. Perianth lobes somewhat unequal, outer ones smaller, persistent in fruiting stage. Stamens slightly unequal in length, those of 1st and 2nd series ca. 2 mm, those of 3rd series longer; glands shortly stipitate. Staminodes sagittate, stalked; stalk pubescent. Fruit globose, 8-10 mm in diam. Fl. Jul-Aug, fr. Oct-Dec.
● Mountain slopes or valleys, mixed broad-leaved forests, streamsides. Guangdong, Guangxi, Hainan.




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