Triumfetta goldmanii Rose
Descripción
Small trees or large shrubs 3.0-3.5 m. high; branches and inflorescence axes with many short stellate hairs, later becoming glabrate. Leaves elliptical to narrowly ovate, 5-7 cm. long and 2-3 cm. wide, the base cuneate or rounded, the tip narrowly and gradually long-attenuate, the serrations rather regular, both surfaces scabrous with many short stellate and simple hairs; petioles slender, 1.0-1.5 cm. long, rather lightly but coarsely pubescent; bracts of the same general shape as the vegetative leaves. Inflorescences axillary, rarely terminal, the cymes of 1-2 cymules, always in the axils of the bracts, the flowering peduncles 4-6 mm. long, the pedicels about 4 mm. long. Flowers hermaphrodite, the buds narrowly oblongoid, 18-20 mm. long and 2-3 mm. wide slightly before anthesis, the apical appendages slender, 1-2 mm. long; sepals narrowly ovate, about 20 mm. long, with few separate tufts of short stellate hairs without; petals elliptical to narrowly obovate, 12-16 mm. long and about 3 mm. wide, the claw 4-5 mm. long, densely plumose; gonophore large, about 2.5 mm. long and 1.5 mm. wide, the glands elliptical, subequalling the gonophore; urceolus short, about 0.25 mm. high, many- lobed, lightly ciliate; stamens 20, the filaments glabrous, ovary orbicular, about 1.5 mm. long, the spinules about 75, erect, the style about 16 mm. long, the stigma either acute or briefly bifid. Fruit spheroid, the body 4-5 mm. in diameter at maturity, lightly pubescent, 4-loculate, each cell 1-seeded, the spines falcate, about 75, 2-3 mm. long, lightly pubescent with few short hairs; seeds pyriform, about 1.5 mm. long and wide.A
Distribución
México (país) EndémicoB
Elevación
600 – 2000 mA
Ecología y Hábitat
In shady slopes under trees in moist places or on edges of meadows
along stream.A
along stream.A
Tipo de vegetación
Bosque de encino, Bosque de pinoA
Categoría IUCN
No incluidaC
Categoría NOM-059-SEMARNAT-2010
No incluidaD
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