Hibiscus radiatus Cav.
Descripción
Herbs or subshrubs to 1.5 m tall, erect or decumbent, the stems sometimes with a few urticating hairs, glabrescent. Leaf blades mostly 5-11 cm long, basally truncate, deeply 3-5-parted, the lobes lanceolate, coarsely serrate, acute, subglabrous or with a few urticating hairs; petioles commonly subequal to the blades; stipules 8- 12 mm long, lanceolate. Flowers solitary in the leaf axils; pedicels 2-5 (-13) mm long; involucellar bracts 8-10, 10-15 mm long, distinct, linear, bifurcate (rarely simple), hispid, spreading in flower to reflexed in fruit; calyx 1.5-2.5 (-3) cm long, 5-lobed, with prominent marginal costae, accrescent (but not fleshy), with stiff urticating hairs on the nerves; corolla dark red (sometimes yellow) with a dark throat, the petals 4-6 cm long; staminal column ca. 3 cm long, glabrous, the filaments 2 mm long; styles exceeding the androecium, the stigmas 1.2 mm in diameter. Capsules shorter than the calyces, ovoid, densely yellowish hispid; seeds 4 mm long, angularly reniform, scabridulous. Chromosome number: 2n = 72.A
Distribución
México (país) ExóticoA
Ecología y Hábitat
Hibiscus radiatus is introduced from the Old World in cultivation and is occasionally naturalized; it flowers more or less throughout the yearA
Tipo de vegetación
No especificadoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC