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資料編號: | HK-960 |
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中文名稱: | 冠萼線柱苣苔 |
學名: | Rhynchotechum formosanum [找同屬植物] |
英文名稱: | Taiwan Rhynchotechum |
植物科名: (APG新系統) | GESNERIACEAE苦苣苔科 [找同科植物] |
標室舊系統 | GESNERIACEAE苦苣苔科[找同科] |
生長習性: | 灌木 |
原生/外來: | 香港原生植物 |
圖片花色: | white |
發現開花: | June |
圖片果色: | white |
資料更新: | 20220626 09:52:27 pm |
備註: 子房似乎有短毛 ( 標室: Rhynchotechum ellipticum ; syn: Rhynchotechum formosanum (*FOC 是分開, 最新資料是再拆, 共3獨立種) Please refer to 6586-線柱苣苔屬(SPP) Rhynchotechum spp. FOC: Stems 0.3-2 m, apically densely appressed, rust-brown woolly. Leaves opposite; petiole 0.5-2.5 cm, densely appressed, rust-brown woolly; leaf blade usually elliptic to obovate, rarely ovate, (6.5-)13-30 X (2.5-)6.5-12 cm, densely rust-brown woolly, glabrescent, abaxially veins remaining densely woolly, base cuneate to attenuate, rarely rounded, margin denticulate to serrate, apex abruptly acuminate to acute. Cymes 5-30-flowered; peduncle 1.2-3(-5.7) cm, rust-brown villous; bracts 3-8 mm. Pedicel 3-9(-22) mm. Calyx segments lanceolate, 2-5 mm, outside rust-brown villous, inside glabrous. Corolla white to red or purple, 4-5 mm; tube ca. 2 mm; adaxial lip ca. 1 mm; abaxial lip ca. 2 mm. Stamens adnate to corolla base, ca. 1.4 mm; staminode ca. 0.2 mm. Pistil ca. 4 mm, puberulent at least sparsely near style base; ovary ca. 1 mm. Berry white to greenish, 3-4 mm, puberulent, at least sparsely. Fl. May-Sep, Jan, fr. Jul-Mar. 中國植物誌 亞灌木。莖高35-100厘米,不分枝或分枝,頂部密被黃褐色柔毛。葉對生;葉片紙質,多為橢圓形,有時長圓形或狹倒卵形,長(6.5-)13-26厘米,寬(2.5-) 6.5-12厘米,頂端短漸尖或急尖,基部寬楔形或楔形,邊緣有小齒,上面變無毛,下面被黃褐色柔毛,沿脈毛較密,側脈每側9-14條;葉柄長0.5-2.5厘米。 聚繖花序常成對腋生,直徑2-3.5厘米,2-3回分枝;花序梗長1.2-2.4厘米,與花序分枝、苞片均密被褐色貼伏長柔毛;苞片近鑽形,長5-8毫米。花萼裂片披針狀線形,長3-5毫米,外面密被貼伏褐色柔毛,內面無毛。花冠無毛,長4-5毫米;筒長約2毫米;上唇長約1毫米,2裂達基部,下唇長約2毫米,3深裂,裂片圓卵形。雄蕊無毛,花絲著生於距花冠基部0.5毫米處,長0.6-0.8毫米,花藥直徑約0.7毫米,退化雄蕊長0.2毫米。花盤環狀,高0.2毫米。雌蕊長約4毫米,子房卵球形,長1毫米,密被極短的毛,花柱基部有短毛,其他部分無毛。漿果白色,近球形,長6-8毫米。花期7月。 | |
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