Gossypium trilobum Skovst.
Descripción
Shrubs or small trees 3-4 m tall, the stems pentangular or 5-ridged when young, minutely stellate-pubescent becoming glabrate. Leaf blades mostly 7-15 cm long, cordate, 5-lobed below to 3-lobed in the inflorescence, with a single foliar nectary, ca. 4/5-divided, the lobes ovate, acuminate, up to 3.5 cm wide, ciliate- margined, otherwise glabrate; petioles 1/3-2/3 the length of the blades, quadrangular; stipules 7-10 mm long, falcate. Flowers borne on sympodial branches; pedicels 1- cm long, erect, ridged, glabrate, surmounted by 3 nectaries; bracts of the involucel 15-20 mm long, 10-12 mm wide, inserted above the nectaries, distinct, cordate-ovate, entire, acuminate, persistent; calyx 5-6 mm long, prominently gland-dotted, with an irregular number (5-10) of aristate teeth, each 1-4 mm long; corolla rotate, pale yellow with a small red basal spot, the petals 2-3.5 cm long; androecium included, pallid, the column 10 mm long, gland-dotted, the filaments 2-3 mm long; style slender, exceeding the androecium. Capsules 15~18 mm long, 10-12 mm wide, oblong, glabrous, (2-) 3-loculed, beaked, persistent, densely hairy on inner suture of capsule, the hairs 2 mm long; seeds 3-4 mm long, 8-10 per locule, angularly turbinate, blackish with minute tan pubescence (appearing glabrous). Chromosome number: 2n = 26. A
Distribución
México (país) EndémicoA
Elevación
800 – 2400 mA
Tipo de vegetación
Bosque de pino-encino, Selva bajaA
Categoría IUCN
En peligro (EN)B
Categoría NOM-059-SEMARNAT-2010
En peligro de extinción (P)C