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| 資料編號: | HK-1183 |
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| 中文名稱: | 小苞黃脈爵床 |
| 學名: | Sanchezia parvibracteata [找同屬植物] |
| 植物科名: (APG新系統) | ACANTHACEAE爵床科 [找同科植物] |
| 標室舊系統 | ACANTHACEAE爵床科[找同科] |
| 生長習性: | 灌木 |
| 原生/外來: | 外來植物 |
| 圖片花色: | yellow_orange |
| 發現開花: | Mar |
| 特別特徵: | 單葉對生_園藝植物 |
| 資料更新: | 20220108 10:34:27 pm |
| 備註: S. parvibracteata 小苞黃脈爵床的苞片明顯比其他兩種為小，小到不會遮蓋小苞片、萼片、花冠。小苞片、花萼、整個花冠大部分都是外露的。 而S. nobilis 跟S. speciosa 的苞片都非常大塊，包裹其中的花，當中的小苞片、萼片、花冠下半部通通都不讓你看。 Reference: legacy.tropicos.org FoHK Shrubs, 1–3 m tall. Young stems quadrangular, sulcate, glabrous. Petioles 1–2 cm, pubescent, soon glabrescent; leaf blades oblong, 7–20 × 3–9 cm, base cuneate, apex acuminate, margin undulate, entire or serrulate, adaxially glabrous, cystoliths numerous, yellow along the midvein and lateral veins, abaxially pale green, densely pubescent when young, then soon glabrescent or sparsely pilose along veins, lateral veins 8–12 pairs. Inflorescence of terminal dichasia spikes, 4–12 cm long. Peduncles 1–2.5 cm. Rachis quadrangular, sparsely pubescent. Bracts red or orange, ovate, 1–2.5 × 0.6–0.8 cm, apex acute, glabrous, abaxially densely covered with cystoliths; bracteoles ovate‑elliptic, 1.3–1.5 × 0.3–0.4 cm, glabrous, abaxially densely covered with acerose cystoliths, 3‑veined. Calyx ca. 1.5 cm, 5‑lobed almost to the base, lobes oblanceolate, unequal, 1–2 mm wide, apex obtuse, glabrous except for pilose upward, abaxially densely covered with cystoliths. Corolla yellow or orange, 4 – 5 cm, outside densely white pilose, tube 3.5–4.5 cm × 7–8 mm, lobes recoiled, 2–3 mm long. Stamens 2, exserted; filaments ca. 5 cm long, pubescent; anther thecae mucronate for ca. 1 mm at base. Staminodes 2, unequal, 2–2.3 cm long. Ovary ovoid, ca. 4 mm long; style 5–6 cm long, pilose towards the base; stigma 2‑lobed, lobes unequal, the larger ca. 3 mm long, smaller ca. 0.5 mm. Capsule 1.1–1.4 cm long, glabrous except for pilose at the tip Notes: The plant was identified as Sanchezia nobilis Hook. previously but Sanchzia parvibracteata has much larger bracts 苞片 than that species. | |
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