金刚大Croomia japonica
中文名(Chinese Name):金刚大
学名(Scientific Name):Croomia japonica Miq.
英文名(English Common Name):
别名(Chinese Common Name):黄精叶钩吻
异名(Synonym):Croomia kiusiana Makino
科属(Family & Genus):百部科(Stemonaceae)黄精叶钩吻属
形态特征(Description):根状茎匍匐,节多而密,每个节上具短的茎残留物;根肉质,粗约2毫米。茎通常单一,直立,不分枝,高14-45厘米,具纵槽,基部具4-5枚膜质鞘。叶通常3-5枚。互生于茎上部,柄长5-15毫米,紫红色;叶片卵形或卵状长圆形,长5-11厘米,宽3.5-8厘米,顶端急尖或短尖,基部微心形,并稍向叶柄下延,边缘稍粗糙,主脉7-9。花小,单朵或2-4朵排成总状花序;总花柄丝状,下垂,长1.5-2厘米;花柄长8-15毫米;苞片丝状,长约3毫米,具1条偏向一侧的脉;花被片黄绿色,成十字形展开,宽卵形至卵状长圆形,大小近相等或内轮长于外轮,长1.5-3.5毫米或更长,宽2.5-3毫米,边缘反卷,具小乳突,在果时宿存;雄蕊4枚;花丝粗短,具微乳突;花药长圆状拱形;子房具数枚胚珠;柱头小,头状,无柄。蒴果稍扁,熟时2爿裂。
分布(Distribution):产浙江、安徽、江西、福建,生于海拔830-1200米的山谷杂木林下。日本也有分布。
用途(Use):根药用,有祛风解毒之效,治跌打损伤。
引自中国植物志英文版:FOC Vol. 24 Page 72
Croomia japonica Miquel, Ann. Mus. Bot. Lugduno-Batavi. 2: 138. 1865.
黄精叶钩吻 huang jing ye gou wen| Stemonaceae | Croomia
Roots ca. 2 mm thick. Stems 14--45 cm, ribbed. Proximal leaves 4 or 5, sheathing; distal ones 3--5; petiole purple, 0.5--1.5 cm; leaf blade ovate to ovate-oblong, 5--11 × 3.5--8 cm, veins 7--9, base slightly cordate and decurrent, margin slightly rough, apex shortly acute. Racemes 1--4-flowered; pedicel 0.8--4 cm, articulate at or above middle; bracts ca. 3 mm, 1-veined. Perianth segments arranged in a cross pattern, broadly ovate to ovate-oblong, subequal or inner ones longer than outer, 1.5--3.5(--6) × 2.5--3 mm, persistent, margins reflexed, papillose. Filaments minutely papillose; anthers elliptic, arched. Capsule ovoid, 1.6--1 × 0.8--1.2 cm, 2-valved.
Mixed forests; 800--1200 m. Anhui, Fujian, Jiangxi, Zhejiang [Japan].
(责任编辑:徐晔春)
学名(Scientific Name):Croomia japonica Miq.
英文名(English Common Name):
别名(Chinese Common Name):黄精叶钩吻
异名(Synonym):Croomia kiusiana Makino
科属(Family & Genus):百部科(Stemonaceae)黄精叶钩吻属
形态特征(Description):根状茎匍匐,节多而密,每个节上具短的茎残留物;根肉质,粗约2毫米。茎通常单一,直立,不分枝,高14-45厘米,具纵槽,基部具4-5枚膜质鞘。叶通常3-5枚。互生于茎上部,柄长5-15毫米,紫红色;叶片卵形或卵状长圆形,长5-11厘米,宽3.5-8厘米,顶端急尖或短尖,基部微心形,并稍向叶柄下延,边缘稍粗糙,主脉7-9。花小,单朵或2-4朵排成总状花序;总花柄丝状,下垂,长1.5-2厘米;花柄长8-15毫米;苞片丝状,长约3毫米,具1条偏向一侧的脉;花被片黄绿色,成十字形展开,宽卵形至卵状长圆形,大小近相等或内轮长于外轮,长1.5-3.5毫米或更长,宽2.5-3毫米,边缘反卷,具小乳突,在果时宿存;雄蕊4枚;花丝粗短,具微乳突;花药长圆状拱形;子房具数枚胚珠;柱头小,头状,无柄。蒴果稍扁,熟时2爿裂。
分布(Distribution):产浙江、安徽、江西、福建,生于海拔830-1200米的山谷杂木林下。日本也有分布。
用途(Use):根药用,有祛风解毒之效,治跌打损伤。
引自中国植物志英文版:FOC Vol. 24 Page 72
Croomia japonica Miquel, Ann. Mus. Bot. Lugduno-Batavi. 2: 138. 1865.
黄精叶钩吻 huang jing ye gou wen| Stemonaceae | Croomia
Roots ca. 2 mm thick. Stems 14--45 cm, ribbed. Proximal leaves 4 or 5, sheathing; distal ones 3--5; petiole purple, 0.5--1.5 cm; leaf blade ovate to ovate-oblong, 5--11 × 3.5--8 cm, veins 7--9, base slightly cordate and decurrent, margin slightly rough, apex shortly acute. Racemes 1--4-flowered; pedicel 0.8--4 cm, articulate at or above middle; bracts ca. 3 mm, 1-veined. Perianth segments arranged in a cross pattern, broadly ovate to ovate-oblong, subequal or inner ones longer than outer, 1.5--3.5(--6) × 2.5--3 mm, persistent, margins reflexed, papillose. Filaments minutely papillose; anthers elliptic, arched. Capsule ovoid, 1.6--1 × 0.8--1.2 cm, 2-valved.
Mixed forests; 800--1200 m. Anhui, Fujian, Jiangxi, Zhejiang [Japan].
(责任编辑:徐晔春)
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