|
|
資料編號: | HK-1069 |
---|---|
中文名稱: | 黑鰻藤 |
學名: | Jasminanthes mucronata [找同屬植物] |
異名: | Stephanotis mucronata |
植物科名: (APG新系統) | APOCYNACEAE夾竹桃科 [找同科植物] |
標室舊系統 | ASCLEPIADACEAE蘿藦科[找同科] |
生長習性: | 藤本植物 |
原生/外來: | 香港原生植物 |
圖片花色: | white |
發現開花: | May |
特別特徵: | 單葉對生 |
資料更新: | 20210505 09:43:49 pm |
備註: 折斷有黑色液汁 FoHK Lianas, to 12 m. stems with 2 lines of hairs, lenticellate. Petioles 2–3 cm; leaf blade ovate‑oblong, 7–12 × 4.5–8 cm, papery, base cordate, apex acuminate, pubescent or glabrescent, lateral veins ca. 8 on each side of midvein. Cymes usually 2–4‑flowered; peduncle 1.5–2 cm; bracteoles ovate, pubescent abaxially. Pedicels 2–3 cm. Sepals oblong, 7 mm. Corolla white, with purple juice; tube 2 cm, glabrous outside; lobes falcate, 3 × 0.5 cm, spreading. Gynostegium shorter than corolla‑tube. Corona‑lobes 5, shorter than anthers. Apical appendage of anther oblong‑ovate, longer than stigma; pollinia ellipsoidal. Stigma head capitate, apex obscurely 2‑lobed. Follicles lanceolate, 12 × 1 cm, glabrous. Seeds oblong, 1 cm; coma 2.5 cm. 中國植物誌 藤狀灌木,長達10米;莖被2列柔毛,枝被短柔毛。葉紙質,卵圓狀長圓形,長7-12厘米,寬4.5-8厘米,基部心形,嫩葉被微毛,老時脫落;側脈每邊約8條,斜曲上升,在葉緣前網結;葉柄長2-3厘米,被短柔毛,頂端具叢生腺體。聚繖花序假繖形狀,腋生或腋外生,通常著花2-4朵,稀多朵;花序梗長1.5-2厘米;花梗長2-3厘米;小苞片卵圓形,長和寬約1毫米,外面被短柔毛;花萼裂片長圓形,長7毫米,鈍頭;花冠白色,含紫色液汁,花冠筒圓筒形,長2厘米,外面無毛,內面基部具5行2列毛,花冠裂片鐮刀形,長3厘米,寬5毫米,展開;合蕊柱比花冠筒短;副花冠5片,著生於雄蕊背面,比花藥為短;花藥頂端膜片長卵圓形,粘閉於柱頭;花粉塊每室1個,卵圓形,直立,花粉塊柄橫生,著粉腺寬卵形;子房無毛,卵圓形,心皮離生,胚珠每室多個花柱短,膨大,柱頭膨大,基部五角形,頂端不明顯2裂。蓇葖長披針形,長12厘米,直徑1厘米,漸尖,無毛;種子長圓形,長約1厘米,頂端具白色絹質種毛;種毛長約2.5厘米。花期5-6月,果期9-10月。 | |
如資料有任何錯誤,歡迎聯絡本會. info@hkcww.org | |
32-1069af | |
31-1069ae | |
30-1069ad | |
29-1069ac | |
28-1069ab | |
27-1069aa | |
26-1069z | |
25-1069y | |
24-1069x | |
23-1069w | |
22-1069v | |
21-1069u | |
20-1069t | |
19-1069s | |
18-1069r | |
17-1069q | |
16-1069p | |
15-1069o | |
14-1069n | |
13-1069m | |
12-1069l | |
11-1069k | |
10-1069j | |
9-1069i | |
8-1069h | |
7-1069g | |
6-1069f | |
5-1069e | |
4-1069d | |
3-1069c | |
2-1069b | |
1-1069a | |