Horsfordia newberryi (S. Watson) A. Gray
Descripción
Strict shrubs 2-3 m tall, little branched, with dense yellowish pubescence essentially throughout, the hairs rough, stellate (often stipitate), less than 0.5 mm long. Leaf blades 4-10 cm long (smaller upward), 1.5-4 times as long as wide, ovate, truncate or subcordate, obscurely denticulate, acute (or obtuse), densely pubescent above and beneath; petioles less than half the length of the blades. Flowers solitary in the leaf axils or on short axillary racemes, the whole forming a terminal inflorescence; pedicels up to 12 (-16) mm long; calyx 5-6 mm long, ca. half divided, stellate-pubescent; petals 6-9 mm long, yellow, glabrous except ciliate on claw; staminal column stellate-pubescent, pallid; styles ca. 10, glabrous, pallid, subequal to petals. Fruits 7-8 mm long, 7-9 mm in diameter, sparsely stellate-pubescent, often flushed purplish distally; mericarps ca. 10, divided into two cells by a medial constriction, the lower cell indehiscent, 1-seeded, laterally reticulate, the 12-15 areolae hyaline, the dorsal wall rugose basally, the upper cell smooth, dehiscing ventrally and dorsally, with two superposed seeds, prolonged beyond the seed cavity, the upper cell becoming winglike after dehiscence; seeds 2.2 mm long, brownish, densely short-pubescent, the hairs whitish, less than 0.5 mm long. Chromosome number: 2n = 30. A
Distribución
México (país) Nativo y no endémicoA
Tipo de vegetación
Matorral de otro tipoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC