大翅老虎刺檢視原始碼討論檢視歷史
大翅老虎刺 |
中文學名:大翅老虎刺 拉丁學名:Pterolobium macropterum 二名法:Pterolobium Wight et Arn. nom. conserv. 界:植物界 門:被子植物門 綱:木蘭綱 亞 綱:薔薇亞綱 目:豆目 科:雲實科 族:雲實族 屬:老虎刺屬 種:大翅老虎刺 |
大翅老虎刺(dà chì lǎo hǔ cì,學名 Pterolobium macropterum),攀援灌木;幼枝有條紋,疏被黃褐色毛,老枝無毛。產雲南(元江、富寧、雙柏)和海南。 [1]
大翅老虎刺形態特徵
大型攀援性木質藤本;幼枝有條紋,疏被黃褐色毛;老枝光滑無毛,在葉柄基部具成對的黑色鈎刺。
二回偶數羽狀複葉;葉軸長8-10厘米;羽片4-6對,長8-10厘米;葉軸及羽軸均密被褐色短硬毛,具關節;小葉6-9對,對生,革質,斜長圓形,長1.5-2厘米,寬0.6-1厘米,頂端圓鈍具凸尖或微凹,基部兩側不對稱,兩面無毛。
總狀花序或圓錐花序頂生或腋上生;花序軸被毛,長10-15厘米;苞片錐形,早落,花梗長0.5-1厘米;
萼片5,不等,厚革質,光滑;花瓣白色,4片相同,長5毫米,倒卵形,最裡面一片中部以下縮小成瓣柄,柄寬,具溝槽,瓣片邊緣具纖毛,先端波狀和耳形;
雄蕊10枚,等長,伸出,花絲長約8毫米,中部以下膨大和密被毛,花葯長圓形,長約1毫米;子房稍被短柔毛,花柱光滑,絲狀,柱頭漏斗狀,被纖毛,胚珠2顆。
莢果不開裂,長6-6.5厘米,翅歪斜,長4-4.5厘米,寬1.8-2厘米,含種子部分卵形。 [2]
Pterolobium indicum A. Richard var. macropterum (Kurz) Baker; P. sinense J. E. Vidal.
Climbers, woody, tall. Young branchlets striate, sparsely hairy; old branches glabrous, with blackish prickles in pairs at bases of petioles. Leaf rachis 8-10 cm; pinnae 4-6 pairs, 8-10 cm; rachis of leaves and pinnae densely brownish hispidulous, articulate; leaflets 6-9 pairs, opposite, obliquely oblong, 1.5-2 × 0.6-1 cm, leathery, both surfaces glabrous, base asym-metric, apex rounded, cuspidate, or emarginate. Racemes or panicles terminal or supra-axillary; rachis 10-15 cm, hairy; bracts subulate. Pedicels 5-10 mm. Sepals unequal, thickly leathery, smooth. Petals whitish, outer 4 equal, ca. 5 mm, ob-ovate, innermost one abruptly contracted into a broad claw from middle downward, blade ciliate on margin, apex undulate, auriculate. Stamens equal in length, exserted; filaments ca. 8 mm, inflated and densely hairy from middle downward; anthers oblong, ca. 1 mm. Ovary slightly puberulent, 2-ovuled; style filiform, glabrous; stigma funnel-shaped, ciliate. Legume inde-hiscent, 6-6.5 cm; wings oblique, 4-4.5 × 1.8-2 cm, part con-taining seed ovoid. Fr. May, Oct.
Dry thickets, forests, sunny slopes; 400-1600 m. Guangxi, Hai-nan, Yunnan [Bhutan, India, Indonesia, Laos, Malaysia, Myanmar, Thai-land, Vietnam].
大翅老虎刺生長環境
生於海拔450-1600米的坡地陽處,乾旱灌叢中或林下。
大翅老虎刺分布地區
產雲南(元江、富寧、雙柏)和海南。緬甸、老撾、越南、馬來西亞、印度尼西亞爪哇等熱帶地區有分布。 [3]
大翅老虎刺文獻來源
Pterolobium macropterum Kurz(1873);Lecomte(1913);Craib(1928);豆科圖說(1955)*;J.E.Vidal in A.Jean-F.Leroy(1980)*;雲南種子植物名錄(1984);Griers et Long(1987)*;中國植物志(1988)*. Pterolobium indicum A.Rich.var.macropterum(Kurz)Baker in Hook.f.(1878);P.sinense J.E.Vidal(1976).