Abronia mellifera |
Abronia argillosa |
|
---|---|---|
honey scented sand-verbena, white sand-verbena |
clay sand-verbena |
|
Habit | Plants perennial. | Plants perennial. |
Stems | decumbent to ascending, much branched, elongate, glabrous or glandular-pubescent. |
arising from branched caudices, ascending to erect, few branched, elongate, glabrous. |
Leaves | petiole 1–6 cm; blade ovate to lance-elliptic, 1–6 × 0.5–4 cm, margins entire to sinuate and ± undulate, surfaces glabrous or glandular-pubescent. |
petiole 1–3 cm; blade elliptic to obovate, 1.5–3.5 × 0.3–1.5 cm, margins entire to ± repand and undulate, surfaces glabrous. |
Inflorescences | peduncle longer than subtending petiole; bracts lanceolate to obovate, 5–12 × 1–5 mm, papery, glabrate to glandular-pubescent; flowers 25–60. |
peduncle longer than subtending petiole; bracts ovate to orbiculate, 7–15 × 6–15 mm, scarious, glandular-puberulent; flowers 15–20. |
Perianth | tube pale rose proximally to greenish distally, 15–25 mm, limb white, 7–12 mm diam. |
tube white to greenish, 10–15 mm, limb white, 5–7 mm diam. |
Fruits | winged, broadly obdeltate or cordate in profile, 6–10 × 4–10 mm, thin, usually coriaceous, rarely indurate, base attenuate, apex prominently beaked; wings (2–)5 (when 2, folded to form single deep groove), without dilations, broad, thin, without cavities. |
narrowly fusiform, 7–10 × 3–4 mm, scarious; wings absent. |
Abronia mellifera |
Abronia argillosa |
|
Phenology | Flowering spring–fall. | Flowering spring–summer. |
Habitat | Sandy soils, cold desert scrub, grasslands | Clay soils, desert scrub to pinyon-juniper woodlands |
Elevation | 100-2000 m (300-6600 ft) | 1300-1900 m (4300-6200 ft) |
Distribution |
ID; OR; UT; WA; WY
|
CO; UT |
Source | FNA vol. 4, p. 65. | FNA vol. 4, p. 64. |
Parent taxa | Nyctaginaceae > Abronia | Nyctaginaceae > Abronia |
Sibling taxa | ||
Name authority | Douglas ex Hooker: Bot. Mag. 56: plate 2879. (1829) | S. L. Welsh & Goodrich: Great Basin Naturalist 40: 78, fig. 1. (1980) |
Web links |