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資料編號: | HK-1430 |
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中文名稱: | 蓋裂果 |
學名: | Mitracarpus hirtus [找同屬植物] |
異名: | Mitracarpus villosus |
植物科名: (APG新系統) | RUBIACEAE茜草科 [找同科植物] |
標室舊系統 | RUBIACEAE茜草科[找同科] |
生長習性: | 草本 |
原生/外來: | 香港原生植物 |
圖片花色: | white |
資料更新: | 20221209 10:00:38 pm |
備註: 同李察草_墨苜蓿 Richardia scabra , 闊葉豐花草 Spermacoce latifolia 有些似 深圳植物誌: 多年生直立草本,高達80cm。莖下部近圓柱形,常木質化,上部近四棱柱形,具縱槽,多分枝;枝扁至近圓柱形或具4棱,疏被長柔毛,棱上疏被長硬毛。葉無柄;托葉鞘狀,長1-4mm,外面疏被長硬毛和短柔毛,後變無毛,先端具1-9條長1-5mm的裂片或剛毛。葉片乾時紙質,橢圓狀長圓形或披針形,長3-4.5cm,寬0.7-1.5cm,基部急尖至鈍或圓,先端急尖,下面疏被長柔毛,脈上毛較密,上面疏被微糙毛,側脈每邊3-6條。 聚繖花序密集成團傘狀或頭狀,簇生於葉腋和托葉鞘內或頂生,直徑0.5-2cm,被微柔毛或短柔毛;苞片條形,長1-2mm;被絲托卵球形或橢圓體形,長約0.5mm,外面密被微柔毛;萼簷具4裂片,裂片不等長,三角形至披針形,2片較長,長1.8-2mm,2片較短,長0.8-1.2mm,具緣毛;花冠漏斗狀,外面被微柔毛至無毛,花冠筒長1-1.5mm,內面無毛,裂片三角形至卵形,長0.5-1mm,先端鈍或急尖;雄蕊4,生于冠筒喉部,稍伸出,花絲絲狀,花藥2室;花柱異長,柱頭內藏。蒴果近球形,直徑約1mm,外面疏被微柔毛,中部沿赤道圈週裂。種子深褐色,扁圓形近長圓形,長約0.8mm。花期:4-12月。果期:4-12月。 FoHK: Perennial herbs, 40–80 cm tall. Stems erect, slightly angled on the upper part, sparsely hirsute. Leaves sessile; stipules united at base, apex with unequal bristle‑like lobes; leaf blade oblong or lanceolate, 3–4.5 × 0.7–1.5 cm, apex acute, tapering to the base, adaxially scabrous or with sparse short hairs, abaxially pubescent, margin scabrous; lateral veins slender, inconspicuous. Flowers small, in head‑like axillary clusters. Bracteoles linear, about the length of the calyx. Calyx pubescent; tube subglobular; lobes unequal, 2 larger ones 1.8–2 mm, smaller ones 0.8–1.2 mm, ciliate. Corolla funnel‑shaped, 2–2.2 mm, glabrous inside[花冠內面無毛]; lobes triangular[裂片三角形], about 1/3 of the tube, apex obtuse. Capsule subglobose, ca. 1 mm in diam., scabrous or sparsely puberulent. | |
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10-1430j | |
9-1430i | |
8-1430h | |
7-1430g | |
6-1430f | |
5-1430e | |
4-1430d | |
3-1430c | |
2-1430b | |
1-1430a | |