学名(拉丁名) | Lonicera hypoleuca |
中文名 | 白背忍冬 |
命名人 | Decne. |
中文科名 | 忍冬科 |
拉丁属名 | Lonicera |
类型 | species |
拉丁科名 | Caprifoliaceae |
中文属名 | 忍冬属 |
学名(拉丁名) | Lonicera hypoleuca |
命名人 | Decne. (accepted name) |
拉丁属名 | Lonicera |
类型 | species |
拉丁科名 | Caprifoliaceae |
学名(拉丁名) | Lonicera hypoleuca |
命名人 | Decne. |
发表年份 | 1844(年) |
拉丁属名 | Lonicera |
类型 | species |
拉丁科名 | Caprifoliaceae |
学名(拉丁名) | Lonicera hypoleuca |
中文名 | 白背忍冬 |
拉丁属名 | Lonicera |
类型 | species |
拉丁科名 | Caprifoliaceae |
学名(拉丁名) | Lonicera hypoleuca |
发表年份 | 1844(年) |
拉丁属名 | Lonicera |
类型 | species |
拉丁科名 | Caprifoliaceae |
Shrubs, deciduous, to 2 m tall. Winter buds with several pairs of acute scales. Young branches, petioles, and peduncles densely spreading white hispid, rarely glabrescent. Petiole 1-3 mm, slightly clasping at base; leaf blade ovate to oblong, 1-3 × 0.9-1.8 cm, abaxially glaucous and densely soft hairy, adaxially pubescent, base subtruncate to slightly cordate, apex obtuse to rounded. Inflorescence terminal, with 3-8 whorls, sometimes branching; cymes 2-flowered (occasionally 3-flowered); peduncle to 10 mm, those in lower part of inflorescence longer; bracts leaflike, to 5 mm; bracteoles fused, shallowly cupular, usually equaling ovaries, surrounding 2 neighboring free ovaries, accrescent to 5-6 mm in diam. in fruit, outside densely glandular hairy, inside glabrous. Sepals triangular, to 1 mm, ciliate. Corolla bilabiate, creamy yellow, outside puberulent; tube ca. 7 mm, shallowly gibbous at base on ventral side, inside puberulent; upper lip shallowly 4-lobed; lower lip recurved, subequaling corolla tube. Stamens and style exserted from corolla tube; filaments and style white pubescent below middle; anthers linear, ca. 3 mm. Cupule accrescent to 1/2 length of berries; berries red, ellipsoid, ca. 5 mm, hairy. Fl. Jun-Jul, fr. Sep.
Scrub on mountain slopes; 2900-3100 m. Xizang [India, Kashmir, Nepal, Pakistan].
44. 白背忍冬(新拟)
Lonicera hypoleuca Decne. in Jacquemont, Voy. 1, Inde 4: 81, t. 89. 1844; Hook. f. et Thoms. in Journ. Linn. Soc. 2: 170. 1858; Brandis, For. Fl. 256. 1874; Clarke in Hook. f. Fl. Brit. Ind. 3: 14. 1880; Rehd. Syn. Lonicera 80. 1903; Kitam. in Fauna and Fl. Nepal Himal. 1: 232. 1955.
落叶灌木,高约2米,当年小枝,叶柄和总花梗均密被长、短两种开展的白色刚毛,并夹杂短腺毛;当年小枝圆筒形,稍有纵棱和条纹,有不很均匀的淡紫红色斑纹,节上颜色较深,第二年变淡黄白色;髓白色。冬芽有多对外鳞片,内鳞片常增大呈叶状。叶纸质,宽卵形或卵状椭圆形,有时卵状矩圆形,长1.5-3厘米,宽1-1.8厘米,顶端钝至圆形,有时具不明显的微凸尖,基部近截形至微心形,边缘作微波状起伏,上面暗绿色,被短柔毛,有时夹杂腺毛,下面灰白色,毛较密,连同中脉下面稍凸起;叶柄长2-3毫米,基部略扩大,常与相对叶柄连成一线。花生于幼枝梢叶腋,呈总状花序排列;总花梗长达8毫米,花序下方者较长,向上渐次缩短至无;苞片叶状,宽披针形至披针形,长达5毫米,毛被与叶同;小苞片连合成杯状,长等于萼筒,顶端截形,外密被刚腺毛,果未充分成熟即裂开,释出双花的两萼筒,并宿存于果基部;萼筒分离或近于分离,圆形,长约2毫米,外被腺毛和短毛,萼齿三角状披针形,长约1毫米,顶端锐尖,有刚糙毛;花冠白色,干后变黄色,外被开展和倒生的白色柔毛,唇形,筒部长约6毫米,基部一侧稍肿大,内面被柔毛,唇瓣长约与花冠筒等,开展,上唇裂片长约1.5毫米,顶端圆形,下唇条形;雄蕊和花柱长约与花冠相等,花丝着生于唇瓣稍下处,中部以下有白色髯毛,花药条形,长约3毫米;花柱全有毛。果实红色,椭圆形,长约5毫米,有毛。花期6-7月。
产西藏(阿里南部)。生于山坡灌丛中,海拔2900-3100米。克什米尔也有分布。