Gratiola ebracteata
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 10: 595. 1846.
Annuals. Stems decumbent to ascending or erect, simple or few-branched, (5–)15–22 cm, glabrous or glandular-puberulent distally. Leaves: blade linear-lanceolate to lanceolate-ovate, 7–20(–32) × 1.5–5(–7) mm, margins entire, rarely with 1 or 2 pairs of teeth distally, apex acuminate to attenuate, surfaces glabrate or glandular-pubescent. Pedicels stout, (3–)7–25 mm, length 0.5–2.5 times bract, glabrous or obscurely glandular-pubescent distally; bracteoles 0. Flowers: sepals distinct, lanceolate, (4–)7–11 mm; calyx slightly bilaterally symmetric; corolla 5–8(–10) mm, tube yellowish green or yellow, veins purple, limb white to pinkish white; style 2–3 mm. Capsules subglobular, 3–6 × 3.5–5 mm. Seeds 0.4–0.9 mm.
Phenology: Flowering Apr–Sep(–Nov).
Habitat: Muddy to sandy stream banks, pond and lake shorelines, shallow water, wet meadows, vernal pools.
Elevation: 0–2100 m.
Distribution
B.C., Calif., Idaho, Mont., Oreg., Wash.
Discussion
Selected References
None.