Abutilon hirtum (Lam.) Sweet

Perennial herb or undershrub, 0.5-2 m tall. Stem, petiole and pedicel clammy pubescent and usually long, dense simple, spreading hairy. Leaves with 3-15 cm long petiole; stipules 5-10 mm long, 1.5-2 mm broad, falcate, lanceolate, eventually reflexed; blade 4-18 cm long and broad, densely stellate, glutinous hairy on both sides mixed with simple hairs, more so on the nerves beneath, usually broadly ovate or ovate, cordate at base, acute to acuminate at apex, crenulate-dentate or serrate, yellowish, yellowish green to green. Flowers axillary, solitary; pedicel 1.5-3 cm and in fruit up to 4 cm long, articulate above the middle. Calyx 6-9 mm long, in fruit up to 12 mm, usually fused to the middle; lobes ovate, acuminate-cuspidate, glutinous, simple and stellate pubescent without, sericeous within. Corolla 3-3.5 cm across, orange-yellow yellow; petals ± 1.5 cm long and 1 cm broad, densely simple hairy, occasionally stellate on the covering margin, more towards apex, broadly obovate, claw ciliate. Staminal coloumn 5-8 mm long, stellate pubescent at the base. it 10-13 mm long, 1.5-2 cm across, truncate, stellate pubescent; mericarps 27 (-30), acute at the back, oblong 10-12 mm long, 6-8 mm broad. Seed 2-3 per mericarp, reniform, 2-2.5 mm across, with minute shining, stellate hairs, sometimes more so at the hilum, brown.

Subshrublike herbs, ca. 80 cm tall. Branchlets, leaves, petioles, and pedicels densely hairy, with long hirsute and short gland-tipped hairs, or densely tomentose. Stipules filiform, ca. 5 mm, reflexed; petiole 2-9 cm; leaf blade orbicular-cordate, 3-8 × 3.5-7 cm, both surfaces stellate tomentose, base cordate, margin denticulate, apex cuspidate. Flowers solitary, axillary, large. Pedicel shorter than petiole, apically articulate. Calyx campanulate, lobes 5, ovate, 8-10 mm, densely tomentose. Corolla orange with purple center; petals obovate, ca. 1.5 cm, adaxially glabrous. Filament tube ca. 1 cm, stellate hairy at base. Schizocarp nearly globose, ca. 1 × 1.5 cm, apex truncate; mericarps 20-25, stellate hispid with long hairs. Seeds 3-5, nearly reniform, pilose. Fl. Apr-Jun.

Yunnan [India, Indonesia, Pakistan, Sri Lanka, Thailand, Vietnam; Africa, SW Asia (Arabia), Australia].

Grasslands; 300-1300 m.

hirtum: hairy

Abutilon hirtum là một loài thực vật có hoa trong họ Cẩm quỳ. Loài này được (Lam.) Sweet mô tả khoa học đầu tiên năm 1826.

恶味苘麻（学名：Abutilon hirtum）为锦葵科苘麻属下的一个变种。