Abronia macrocarpa

L. A. Galloway
Brittonia 24: 148, fig. 1. 1972.
Common names: Large-fruited sand-verb ena
IllustratedEndemicConservation concern
Treatment appears in FNA Volume 4. Treatment on page 63. Mentioned on page 62, 64.

Plants perennial. Stems ascending to semierect, slightly to moderately branched, elongate, glandular-pubescent to viscid. Leaves: petiole 0.5–4 cm; blade ovate to elliptic, 2–5 × 1.5–3.5 cm, margins entire or occasionally ± repand and slightly undulate, surfaces glandular-puberulent. Inflorescences: peduncle longer than subtending petiole; bracts ovate to elliptic, 7–13 × 4–6 mm, papery, glandular-pubescent; flowers 20–75. Perianth: tube pink to magenta, 18–32 mm, limb magenta, 8–10 mm diam. Fruits broadly turbinate or cordate in profile, 8–15 × 6–12 mm, 0.7–2 times as long as wide, scarious, with a low, conic, inconspicuous beak at apex; wings 5, often twisted, usually smooth, occasionally rugose, not reticulate veined at apex, without cavities.


Phenology: Flowering spring, opportunistically after summer rains.
Habitat: Sand dunes
Elevation: 100 m

Discussion

Of conservation concern.

Abronia macrocarpa is on the United States endangered species list; and it is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.