Big Bend serviceberry, southern false serviceberry

Cotoneaster denticulatus Kunth in A. von Humboldt et al., Nov. Gen. Sp. 6(fol.): 169; 6(qto.): 214; plate 556. 1824 (as denticulata); Amelanchier denticulata (Kunth) K. Koch

Leaves: stipules 1 mm; petiole 2–4(–10) mm; blade 0.5–1.5 × 0.3–1 mm, base cuneate to rounded or truncate, margins: teeth 4–8 per side, apex truncate to rounded or acute to mucronate. Bracts persistent, lanceolate, ciliate. Pedicels 2–7(–9) mm. Flowers: sepals 1.6 × 2.8 mm, ciliate; petals 2.5–5.5 mm. Pomes edible, insipid.

Flowering spring; fruiting summer. Talus slopes, canyons, on limestone and igneous substrates; (500–)800–1700 m; Tex.; Mexico; Central America (Guatemala).

Malacomeles denticulata is a xerophytic shrub with small leaves and flowers. The species is found in the flora area only in trans-Pecos Texas.