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三角车 |
中文学名:三角车 拉丁学名:Rinorea bengalensis (Wall.) O. Kuntze 界:植物界 门:被子植物门 纲:双子叶植物纲 亚 纲:原始花被亚纲 目:侧膜胎座目 亚 目:山茶亚目 科:堇菜科 属:三角车属 |
三角车(sān jiǎo chē),学名:Rinorea bengalensis (Wall.) O. Ktze.,俗名:雷诺木,异名:Rinorea glandulosa Alsodeia wallichiana Rinorea wallichiana Alsodeia bengalensis ,为堇菜科三角车属下的一个种。 [1]
三角车形态特征
三角车是 灌木或小乔木,高1-5米。幼枝有明显的叶痕,无毛或被极少毛,淡绿色,老枝暗褐色,粗糙。
叶互生,老叶近革质,稍有光泽,叶片椭圆状披针形或椭圆形,长(2.5-)5-12(-17)厘米,宽1.5-6厘米,先端渐尖,基部楔形稀近圆形,边缘具细锯齿,近基部渐稀疏或全缘,叶脉两面凸起,侧脉互生,每侧6-9条,网脉密耐显著;叶柄长5-12毫米,无毛;托叶披针形,长10-17毫米,先端渐尖,早落,留有环状托叶痕。
花白色,组成腋生、无总花梗的密伞花序;花梗长可达1厘米,略被黄色绒毛;萼片宽披针形,长约2毫米,外面被黄褐色绒毛;花瓣卵状长圆形,长约5毫米,顶端外弯;雄蕊具短花丝,花药2室,长圆形,纵裂,药隔顶部附属物为广卵状。
蒴果近球形,3瓣裂;种子广卵形,苍白色,有褐色斑点。
花期春、夏季,果期秋季。
Alsodeia bengalensis Wallich, Trans. Med. Soc. Calcutta 7: 224. 1835; A. wallichiana J. D. Hooker & Thomson; Rinorea glandulosa Merrill (1928), not Merrill (1917); R. wallichiana (J. D. Hooker & Thomson) O. Kuntze.
Shrubs or small trees, 1-5 m tall. Young branches with conspicuous leaf scars, greenish, glabrous or with very few hairs; old branches dark brown. Leaves alternate, old ones subleathery, slightly nitid; stipules lanceolate, 1-1.7 cm, apex
acuminate, fugacious, scar circular; petiole 5-12 mm, glabrous; leaf blade elliptic-lanceolate or elliptic, (2.5-)5-12(-17) × 1.5-6 cm, veins raised on both sides, lateral veins alternate, 6-9-paired, veinlets reticulate, dense and conspicuous, base cuneate, rarely subrounded, margin serrulate, remotely toothed near base or subentire, apex acuminate.
Flowers white, in axillary contracted racemes; peduncles absent; pedicel to 1 cm, slightly yellow tomentose. Sepals broadly lanceolate, ca. 2 mm, abaxially yellow-brown tomentose. Petals ovate-oblong, ca. 5 mm, apex recurved. Stamens with short filaments; anthers 2-loculed, oblong, longitudinally dehiscent, appendages at top of connectives broadly ovate. Capsule subglobose, 3-valved. Seeds broadly ovoid, glaucous, with brown dots. Fl. Apr-May and Oct, fr. Sep. 2n = 16.
分类文献
Rinorea bengalensis (Wall.) O. Ktze. Rev. Gen. Pl. 1: 42. 1891; Merr. et Chun in Sunyatsenia 5: 127. 1940; 海南植物志 1: 357. 图181. 1964; Jacob. et D. M. Moore in Fl. Males. ser. 1, 7: 184. 1971; 中国高等植物图鉴2: 901. 图3531. 1972. ——Alsodeia bengalensis Wall. in Trans. Med. Phys. Soc. Calc. 7: 224. 1864; Hook. f. et Thoms. in Fl. Brit. Ind. 1: 186. 1872. ——A. wallichiana Hook. f. et Thoms. l. c. 1: 187. 1872. ——Rinorea wallichiana (Hook. f. et Thoms.) O. Ktze. l. c. 1: 42. 1891. ——R. bengalensis (Wall.) Gagnep. in Humbert, Suppl. Fl. Gen. Indo-Chine 1: 190. (1939) non O. Ktze. 1891.
三角车生长环境
生于灌丛或密林中。
三角车分布范围
海南、广西。越南、缅甸、印度、斯里兰卡、马来西亚、澳大利亚东北部有分布。