线叶荛花
线叶荛花 |
中文学名:线叶荛花 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:桃金娘目 科:瑞香科 属:荛花属 组:荛花组 |
线叶荛花是一种植物,产四川(新龙),即模式产地,海拔3200米。 [1]
目录
线叶荛花形态特征
灌木,高60-80厘米。小枝分枝较密,有棱,灰色或灰褐色或淡黄色,幼时被灰色短柔毛,老时脱落无毛。
叶较密,互生;叶片线形,长6-15毫米,先端急尖或微钝,基部下延,边缘反卷,上面绿色,下面淡绿色,两面无毛,中脉在上面下陷,下面隆起,侧脉不明显;叶柄极短。
花黄色,3朵,通常簇生于小枝顶端,花梗长约3毫米,被灰色柔毛;萼筒细圆管状,长约10毫米,外面无毛;裂片5,宽卵形或长圆状披针形,长为萼筒的1/3,宽2-2.8毫米,先端稍钝,具明显条纹;花盘鳞片状,四方形,先端啮蚀状;雄蕊10,2轮,下轮着生在萼筒的中部以上,上轮着生于萼筒的喉部下面;花药线状长圆形,1/3伸出喉部;花丝长1-1.2毫米;子房近棍棒状,上部具短粗毛,花柱短,柱头膨大,球形。
果实未见。
Shrubs 0.6-0.8 m tall, densely branched. Branches turning gray or grayish brown or pale yellow, angular, grayish pubescent, glabrous by second year. Leaves alternate, dense; petiole ca. 1 mm; leaf blade dark green adaxially, paler abaxially, linear, 0.6-1.5 × 0.1-0.15 cm, both surfaces glabrous, base tapering into petiole, margin revolute, apex acute or slightly obtuse; midrib raised abaxially, concave adaxially; lateral veins obscure. Inflorescences terminal, fascicled, 3(-5)-flowered; peduncle absent. Pedicel ca. 3 mm, grayish pubescent. Calyx yellow; tube narrowly tubular, ca. 10 mm, exterior glabrous; lobes 5, broadly ovate or oblong-lanceolate, 3-4 × 2-3 mm, conspicuously veined, apex slightly obtuse. Stamens 10, lower whorl inserted above middle of calyx tube, upper whorl in throat; filaments 1-1.2 mm; anthers linear-oblong; upper ones exserted from calyx tube. Disk scale 1, broadly oblong, apex erose. Ovary clavate, upper part hairy; style short; stigma swollen, globose. Drupe semidry, brownish yellow, ca. 5 mm.
线叶荛花生长环境
生长于海拔3200米处。
线叶荛花分布范围
主要分布于我国四川等地。