Allowissadula racemosa (Schltdl.) Fryxell
Descripción
Erect shrubs to 2 m tall, the stems (and much of the herbage) softly whitish tomentose, the hairs stellate and somewhat arachnoid. Leaf blades mostly 4-6 cm long, ovate, cordate, denticulate or obscurely crenate to subentire, acute, strongly discolorous, softly stellate-pubescent above and beneath; petioles ca. half the length of the blades (?); stipules 3-5 mm long, subulate. Flowers solitary in the leaf axils or aggregated apically in compact racemes or panicles; pedicels up to 1.5 cm long (flowers sometimes subsessile), whitish tomentose; calyx 7.5-9.5 mm long, whitish stellate-tomentose, basally rounded, ca. half-divided, the lobes triangular, 1-3-nerved; petals 12-18 mm long; whitish (or pale yellow); staminal column 3-4 mm long, the filaments 3-4 mm long; styles slender, slightly exceeding androecium, the stigmas maroon. Fruits 6-8 mm long (shorter than the calyx), densely stellate- pubescent, the hairs 0.5-1 mm long; mericarps with rounded dorsum, scarcely umbonate, the endoglossum completely dividing the mericarp into 2 cells; seeds 2.5-3 mm long, blackish. Chromosome number: 2n = 16. A
Distribución
México (país) EndémicoA
Elevación
1000 – 2500 mA
Ecología y Hábitat
Known from open, dry habitats. It flowers in October and November.A
Tipo de vegetación
No especificadoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC