湖北算盘子
分类:植物科普
湖北算盘子 Glochidion wilsonii Hutch.
湖北算盘子花期
湖北算盘子果期
灌木，高1-4米；枝条具棱，灰褐色；小枝直而开展；除叶柄外，全株均无毛。叶片纸质，披针形或斜披针形，长3-10厘米，宽1.5-4厘米，顶端短渐尖或急尖，基部钝或宽楔形，上面绿色，下面带灰白色；中脉两面凸起，侧脉每边5-6条，下面凸起；叶柄长3-5毫米，被极细柔毛或几无毛；托叶卵状披针形，长2-2.5毫米。花绿色，雌雄同株，簇生于叶腋内，雌花生于小枝上部，雄花生于小枝下部；雄花：花梗长约8毫米；萼片6，长圆形或倒卵形，长2.5-3毫米，宽约1毫米，顶端钝，边缘薄膜质；雄蕊3，合生；雌花：花梗短；萼片与雄花的相同；子房圆球状，6-8室，花柱合生呈圆柱状，顶端多裂。蒴果扁球状，直径约1.5厘米，边缘有6-8条纵沟，基部常有宿存的萼片；种子近三棱形，红色，有光泽。花期4-7月，果期6-9月。
产于安徽、浙江、江西、福建、湖北、广西、四川、贵州等省区，生于海拔600-1 600米山地灌木丛中。模式标本采自湖北西部。
叶、茎及果含鞣质，可提取栲胶。
Shrubs 1-4 m tall, monoecious, glabrous throughout except sometimes for pubescent petiole; branches angular, gray-brown; branchlets spreading. Stipules ovate-lanceolate, 2-2.5 mm; petiole 2-5 mm, puberulent to glabrous; leaf blade lanceolate or obliquely lanceolate, 3-10 × 1.5-4 cm, papery, green adaxially, gray-white abaxially, base obtuse or broadly cuneate, apex acute or shortly acuminate; midvein elevated on both surfaces, lateral veins 5 or 6 pairs, raised abaxially. Flowers green, in axillary clusters, male in proximal axils, female in distal axils. Male flowers: pedicels ca. 8 mm; sepals 6, oblong or obovate, 2.5-3 × ca. 1 mm, apex obtuse, margin thinly membranous; stamens 3, connate. Female flowers: pedicels short; sepals as in male; ovary globose, 6-8-locular; style column cylindric, lobed at apex. Capsules depressed globose, ca. 1.5 cm in diam., 6-8-grooved, usually with persistent sepals at base. Seeds obscurely 3-angular, red lucid. Fl. Apr-Jul, fr. Jun-Sep.
Scrub on slopes; 600-1600 m. Anhui, Fujian, Guangxi, Guizhou, Hubei, Jiangxi, Sichuan, Zhejiang.
The bark, leaves, and fruits contain copious tannins.
