Triumfetta brevipes S. Watson
Descripción
Spreading bushy shrubs 1-2 m. high; branches and inflorescence axes rough, scurfy, ferruginous-tomentose. Leaves broadly elliptical, about 11-13 cm. long and 3-4 cm. wide, the base obtuse, the tip gradually acuminate, the serrations unequal and blunt, usually glandular, the upper surface lightly but coarsely stellate-pubescent, the lower densely stellate-tomentose; petioles 1.0-1.5 cm. long, densely tomentose. Inflorescences axillary, the cymes of 2, rarely 3, cymules, generally condensed, the flowering peduncles 3-4 mm. long, the pedicels short, about 2 mm. long. Flowers hermaphrodite, the buds broadly oblongoid, 1.0-1.4 cm. long at anthesis, slightly constricted in the middle, the apical appendages slender, about 2-3 mm. long, slightly pubescent; sepals oblong, about 13-16 mm. long including the apical appendages, densely tomentose without, glabrescent within; petals narrowly obovate, about 10 mm. long, the claw about 4 mm. long, shortly plumose; gonophore about 1.5 mm. long and nearly as wide, the glands broadly oblong, 1.0-1.5 mm. long and 0.75-1.0 mm. wide; urceolus large, about 1 mm. high or more, indistinctly lobed, slightly ciliate; stamens 25-30, the filaments smooth, without serrations; ovary orbicular, about 1.5 mm. long, the spinules numerous, recurved, the style about 8-9 mm. long, the stigma acute. Fruit orbicular, the body about 6-7 mm. in diameter at maturity, matted cinereous- tomentose, 3-loculate, each cell 1-seeded, the spines numerous, 100 or more, straight, glabrous, each about 1 mm. long; seeds pyriform, 3.0-3.5 mm. long and 2.5-3.0 mm. wide.A
Distribución
México (país) EndémicoA
Elevación
<1000 mA
Tipo de vegetación
Bosque de pino, Bosque de encinoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Bibliografía
A. Lay, K. K. 1950: The American species of Triumfetta L. – Ann. Missouri Bot. Gard. 37(3): 315–395. https://doi.org/10.2307/2394513