T: USA., California, San Bernardino Co., Bear Valley, 6000 ft., Jun 1866, S.B.Parish 1859; holo: US; iso: DS, F, GH, JEPS, MICH, MO, NY.
Annuals, 0.3–2 (–2.5) cm tall. Stem erect, leafless, 0.1–0.2 mm thick; basal leaves to 0.9 cm long. Flower 1, mainly trimerous; bracts (1–) 2, ovate (–lanceolate), ±acute, usually unpigmented, sometimes brownish at base, 0.3–0.9 mm long; pedicels to 0.2 mm long. Tepals lanceolate to acutely oblong, (1–) 1.2–2.3 (–2.8) mm long, 0.4–0.6 mm wide, subequal or inner to 0.2 mm longer, acute to acuminate, incurved over the capsule; central band narrowly tapering, not reaching the apex. Stamens (2–) 3 (–4), 0.5–0.9 mm long; anthers 0.15–0.25 mm long, c. 1/3–1/2 filament length; style lacking or at most 0.1 mm long; stigmas 0.2–0.3 mm long. Capsule ovoid to ellipsoid, (0.7–) 1.0–1.9 mm long, shorter than the tepals by 0.1–0.7 mm, pale reddish. Seeds to 8 per row and c. 40 per capsule, ovoid to globose, somewhat apiculate or umbonulate, 0.3–0.5 mm long, smooth or faintly reticulate. 2n = c. 38, fide B.J.Ertter, Mem. New York Bot. Gard. 39: 27 (1986). Fig. 61.