4. Alstonia yunnanensis Diels, Notes Roy. Bot. Gard. Edinburgh. 5: 165. 1912. 鸡骨常山 ji gu chang shan Alstonia esquirolii H. Léveillé; Acronychia esquirolii H. Léveillé.Shrubs erect, to 3 m tall. Branches conspicuously lenticellate, puberulent when young. Leaves in whorls of 3-5, petiolate; blade very narrowly obovate or oblong, 6-19 X 1.3-5 cm, thin papery, pubescent on both surfaces, apex acuminate; lateral veins 15-35 pairs, at 45° to midvein. Cymes puberulent; peduncle 0.5-2 cm. Pedicel to 8 mm. Corolla pink to red, tube 1-1.3 cm; lobes oblong, 2-6 mm, overlapping to left. Disc lobes 2, ligulate, as long as or longer than ovaries. Follicles distinct, linear, 3-5 cm X ca. 4 mm. Seeds oblong, ends with very short cilia. Fl. Mar-Jun, fr. Jun-Nov. 2n = 44*.* Montane brush fields, 800-2400 m. Guangxi, Guizhou, YunnanThe roots are used to cure hypertension and the leaves to treat hemostasis and fracture. The seeds yield up to 18% industrial oil.【引自:Flora of China】
直立灌木,高1-3米,多分枝,具乳汁;枝条灰绿色,表面具白色突起的皮孔,嫩枝被柔毛。叶3-5片轮生,薄纸质,倒卵状披针形或长圆状披针形,顶部渐尖,基部窄楔形,全缘,长6-18.5厘米,宽1.3-4.8厘米,叶面深绿色,叶背灰绿色,两面被短柔毛,下面较密;侧脉每边15-32条,脉距2-7毫米,弧曲上升,与中脉成45°角,整齐,在叶缘联结;无叶柄,或叶柄极短;叶腋间及叶腋外密生腺体。花紫红色,芳香,多朵组成顶生或近顶生的聚伞花序,被柔毛;总花梗长约2厘米;花梗长0.5厘米;萼片披针形,长1.5毫米,外面被短柔毛,内面无毛,边缘有缘毛;花冠高脚碟状,花冠筒长1-1.3厘米,中部膨大,外面无毛,内面被柔毛,裂片在花蕾时或裂片基部向左覆盖,长圆形,长2-6毫米,宽1-3毫米,被缘毛;雄蕊着生在花冠筒中部,花药长圆形,内藏,长约2.5毫米;子房高1.5毫米,无毛,花柱长6毫米,柱头棍棒状,基部密被短柔毛,顶端2裂;花盘由2枚舌状鳞片组成,与心皮互生,比子房长或等长。蓇葖2,线形,顶端具尖头,长3-5厘米,直径约4毫米,无毛;种子多颗成镶嵌式排列,两端被短缘毛。花期3-6月,果期7-11月。【引自:中国植物志】
序列号 | 采集编号 | 保藏类型 | 份数 | 保藏温度 | 提取方法 | 数据来源 |
---|---|---|---|---|---|---|
4526 | 09CS1081 | DNA | 1 | -80℃ | 改良CTAB法 | DNA库 |
10574 | 09CS1081 | DNA | 1 | -80℃ | 改良CTAB法 | DNA库 |
18062 | 09CS1081 | DNA | 1 | -80℃ | 改良CTAB法 | DNA库 |
24110 | 09CS1081 | DNA | 1 | -80℃ | 改良CTAB法 | DNA库 |
30158 | 09CS1081 | DNA | 1 | -80℃ | 改良CTAB法 | DNA库 |
41787 | 14CS9109 | DNA | 4 | -80℃ | 改良CTAB法 | DNA库 |