Plants annual. Stems prostrate, much branched in large plants, forming loose mats, elongate, glandular-pubescent or glabrous. Leaves: petiole 1-6 cm; blade ovate, elliptic, or rhombic, 1.5-6.8 × 0.8-4.7 cm, margins entire to ± repand and undulate, surfaces glandular-puberulent to glandular-villous, usually ± glaucous. Inflorescences: peduncle longer than subtending petiole; bracts lanceolate to ovate, 5-7 × 3-5 mm, papery, glandular-puberulent to viscid-villous; flowers 8-27. Perianth: tube magenta to greenish, 6.5-18 mm, limb magenta, 6-16 mm diam., throat surrounded by white to yellowish white eyespot. Fruits ± obdeltate in profile, 6-12 × 6-16(-24) mm, indurate, smooth, not rugose veined, apex beaklike; wings 5, not folded, poorly to very well developed, from slightly shorter than beaklike apex of body to prolonged beyond beak, thin, without cavities.
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