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FNA | Family List | FNA Vol. 4 | Nyctaginaceae | Tripterocalyx

4. Tripterocalyx crux-maltae (Kellogg) Standley, Contr. U.S. Natl. Herb. 12: 328. 1909.

Abronia crux-maltae Kellogg, Proc. Calif. Acad. Sci. 2: 71, fig. 16. 1863

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).

Flowering spring. Sandy soils, sagebrush-scrub; 1200-1500 m; Calif., Nev.


 

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