Tripterocalyx crux-maltae

(Kellogg) Standley
Contr. U.S. Natl. Herb. 12: 328. 1909.
Basionym: Abronia crux-maltae Kellogg Proc. Calif. Acad. Sci. 2: 71, fig. 16. 1863
Treatment appears in FNA Volume 4. Treatment on page 71. Mentioned on page 70, 72.

Stems reddish, short glandular-pubescent, viscid. Leaves: petiole 1–4.5 cm; blade ovate to elliptic, 2.5–7 × 1–3 cm, margins entire to sinuate, sparsely short scabrous; surfaces glandular-pubescent, ± viscid, adaxial surface green or slightly glaucous. Inflorescences 10–30-flowered; bracts green, ovate to lanceolate, 3–12 × 1.5–3.5 mm, base attenuate, margins glandular short ciliate, viscid-pubescent. Perianth: tube greenish to pink, 8–25 mm, limb bright magenta, 10–15 mm diam., lobes well developed. Fruits oval to ± round in profile, 7–13 × 8–17 mm, walls indurate, transversely rugose or ribbed; lateral ribs prominent, extending into wings; wings 2(–3).

Phenology: Flowering spring.
Habitat: Sandy soils, sagebrush-scrub
Elevation: 1200-1500 m


Selected References


Lower Taxa