|
|
資料編號: | HK-2114 |
---|---|
中文名稱: | 老鼠拉冬瓜 |
學名: | Zehneria japonica [找同屬植物] |
異名: | Zehneria indica / Melothria indica |
英文名稱: | Indian Zehneria |
英文別名: | Indian Melothria |
植物科名: (APG新系統) | CUCURBITACEAE葫蘆科 [找同科植物] |
標室舊系統 | CUCURBITACEAE葫蘆科[找同科] |
生長習性: | 草本 |
原生/外來: | 香港原生植物 |
圖片花色: | white |
發現開花: | May |
圖片果色: | green_white |
資料更新: | 20230526 10:41:35 pm |
備註: FoHK Plant monoecious. Stems and branches filiform, glabrous. Tendrils unbranched. Petioles slender, 1–3.5 cm; leaf blade membranous, triangular-ovate, undivided or 3 –5-lobed, 2–10 × 2–10 cm, base cordate, apex acute or acuminate, margin entire or sparsely denticulate, scabrous and white-punctate adaxially, glabrous or puberulous along veins on both surfaces. Male flower solitary or in 2–3-flowered racemes; pedicels filiform, 1–2.5 cm, glabrous; calyx broadly campanulate, 1.5 × 2–2.5 mm; corolla white or yellow, puberulous, lobes ovate-oblong, 2–2.5 × 1– 1.5 mm; filaments short, 0.5 mm; anthers ellipsoid, pubescent, 1 mm, anther cells curved, puberulous, connective protrudent at apex. Female flower solitary or rarely paired in the same axil together with male flowers; corolla broadly campanulate, ca. 2.5 mm in diam., lobes lanceolate, 2.5 –5 × 1–1.5 mm; staminodes glandular; ovary narrowly ovoid, 3.5 – 4 × 1–2 mm, tuberculate; style 1.5 mm. Berries ellipsoid or ovoid, 1–1.5 cm long, 5 – 8 mm in diam., obtuse at both ends, orange or red. Seeds greyish white, ovate, 3 –5 × 3 –4 mm, margin 中國植物誌 攀援或平臥草本;莖、枝纖細,疏散,有棱溝,無毛。葉柄細,長2.5-3.5厘米,初時有長柔毛,最後變無毛;葉片膜質,多型,三角狀卵形、卵狀心形或戟形、不分裂或3-5淺裂,長3-5厘米,寬2-4厘米,若分裂時中間的裂片較長,三角形或披針狀長圓形;側裂片較小,三角形或披針狀三角形,上面深綠色,粗糙,脈上有極短的柔毛,背面淡綠色,無毛;頂端急尖或稀短漸尖,基部彎缺半圓形,邊緣微波狀或有疏齒,脈掌狀。 雌雄同株。 雄花:單生或稀2-3朵生於短的總狀花序上;花序梗纖細,極短,無毛;花梗絲狀,長3-5毫米,無毛;花萼寬鐘形,基部急尖或稍鈍,長1.5毫米;花冠淡黃色,有極短的柔毛,裂片長圓形或卵狀長圓形,長2-2.5毫米,寬1-1.5毫米;雄蕊3,2枚2室, 1枚1室,有時全部2室,生於花萼筒基部,花絲短,長0.5毫米,花藥卵狀長圓形或長圓形,有毛,長1毫米,藥室稍弓曲,有毛,藥隔寬,稍伸出。 雌花:在與雄花同一葉腋內單生或稀雙生;花梗絲狀,無毛,長1-2厘米,花冠闊鐘形,徑2.5毫米,裂片披針形,先端稍鈍,長2.5-3毫米,寬1-1.5毫米;子房狹卵形,有疣狀凸起,長3.5-4毫米,徑1-2毫米,花柱短,長1.5毫米,柱頭3裂,退化雄蕊腺體狀。 果梗纖細,無毛,長2-3厘米;果實長圓形或狹卵形,兩端鈍,外面無毛,長1-1.5厘米,寬0.5-0.8 (-1) 厘米,成熟後桔紅色或紅色。種子灰白色,卵形,基部稍變狹,邊緣不明顯,長3-5毫米,寬3-4毫米。花期4-7月,果期7-10月。 | |
如資料有任何錯誤,歡迎聯絡本會. info@hkcww.org | |
22-2114v | |
21-2114u | |
20-2114t | |
19-2114s | |
18-2114r | |
17-2114q | |
16-2114p | |
15-2114o | |
14-2114n | |
13-2114m | |
12-2114l | |
11-2114k | |
10-2114j | |
9-2114i | |
8-2114h | |
7-2114g | |
6-2114f | |
5-2114e | |
4-2114d | |
3-2114c | |
2-2114b | |
1-2114a | |