生活型

herb

形態特徵

• An erect suffrutescent herb, ca. 0.5–1 m tall, branched, pubescent.
• Leaves orbicular to broadly ovate, ca. 4.5–11.5 cm long, 3.5–12 cm wide; apex acute or acuminate; base cordate; margin irregularly crenate, dentate or entire; tomentose and stellate hairy on both surfaces; petioles 3.0–10.5 cm long, pubescent; stipules linear.
• Inflorescence solitary or paniculate, axillary or terminal; pedicels ca. 2.5–7.0 cm long, pubescent. Flowers yellow; calyx green, disc-shaped, stellate, 5-lobed, segments broadly ovate or triangular, ca. 1.0–1.6 cm long, apex acute; corolla ca. 2.0–2.5 cm across, petals 5, yellow, glabrous or nearly, ca. 1.5 cm long; staminal tube glabrous; carpels 15–22, densely pubescent.
• Capsules compressed globular or millstone-like, ca. 1.5–2.5 cm across, composed 15–22 pubescent carpels, with beaked at apex; persistent calyx as long as capsule; seeds many, dark brown, ca. 0.2-0.4 cm long, sparse bristle.

分布

• 台灣 : Found along seaside, sand places or sometimes waste places.
• 世界 : Distributed in tropical and subtropical Asia, Africa, Australia area, mainly in south hemisphere. The taxon distributed in Guinea, Malaysia, Indonesia, Australia, tropical Africa and Taiwan.

引證標本

TAIPEI: Tanshui, Huang 266. PENGHU: Chimeitao, Huang 55. PINGTUNG: Maopitou, Huang 4783; Oluanpi, Kao 7404. TAITUNG: Taitung, Kao 10424; Is. Lanyu, Hsieh 1633, Sasaki s.n. 1934.

參考文獻

• CHANG, CHING-EN abutilon by YANG, ALECK TSUNG-YU, Flora of Taiwan, second edition 3: 740. .  (Fl. Taiwan 2nd edit.)