Prunus minutiflora

Engelmann ex A. Gray

Boston J. Nat. Hist. 6: 185. 1850.

Common names: Texas almond
Endemic
Treatment appears in FNA Volume 9. Treatment on page 370. Mentioned on page 356, 359.

Shrubs, suckering, much branched, 10–20 dm, weakly thorny. Twigs with axillary end buds, canescent. Leaves deciduous; petiole 1–2(–6) mm, glabrous, eglandular; blade elliptic or obovate, 0.5–1.6(–3.5) × 0.3–0.8(–2.1) cm, base cuneate, margins usually entire, sometimes irregularly serrulate (sometimes dentate on long shoots), teeth sharp to blunt, eglandular, some callus-tipped, apex usually obtuse to rounded, sometimes apiculate, surfaces glabrous. Inflorescences solitary flowers. Pedicels 0–2 mm, puberulent. Flowers unisexual, plants dioecious, blooming at leaf emergence; hypanthium campanulate, 2–3 mm, glabrous externally; sepals spreading, triangular, 0.7–1.5 mm, margins entire, surfaces glabrous; petals white, obovate, 2–3.5 mm; ovaries hairy. Drupes reddish brown, globose to ovoid, 9–12 mm, puberulent; hypanthium tardily deciduous; mesocarps leathery to dry (slightly splitting); stones ovoid to subglobose, not flattened.


Phenology: Flowering Feb–Mar; fruiting May–Jun.
Habitat: Dry rocky streambeds and uplands, limestone hills, ledges
Elevation: 100–700 m

Discussion

Prunus minutiflora is a rare species limited to central Texas around the Edwards Plateau.

Selected References

None.

Lower Taxa

None.
... more about "Prunus minutiflora"
Joseph R. Rohrer +
Engelmann ex A. Gray +
Texas almond +
100–700 m +
Dry rocky streambeds and uplands, limestone hills, ledges +
Flowering Feb–Mar +  and fruiting May–Jun. +
Boston J. Nat. Hist. +
Amygdalus +, Armeniaca +, Cerasus +, Lauro-cerasus +, Padus +  and Persica +
Prunus minutiflora +
species +