Eriogonum viridulum

Plants spreading, not scapose, 1–3.5 dm tall, 1–4 dm across, glabrous, bright green; stems spreading, without persistent leaf bases, up to 1/5 height of plant, the caudex stems absent, the aerial flowering stems erect, slender, solid, not fistulose, 0.5–1.2 dm long, glabrous, tomentose among leaves; leaves sheathing 1–4 (6) cm, 1 per node, the petioles 0.1–0.2 cm long, tomentose or glabrous, the blades linear or rarely narrowly elliptic, 1– 3 (4) cm long, 0.1–0.2 (0.5) cm wide, densely white-tomentose abaxially, glabrous and green adaxially, the margins usually tightly revolute; inflorescences cymose, 3–15 cm long, 2–10 cm wide, the branches dichotomous, glabrous, the bracts 3, scalelike, narrowly triangular, 1–3 mm long; peduncles absent or erect, slender, 0.05–0.2 cm long; involucres 1 per node, turbinate, 2–3 mm long, 1.5–2 mm wide, glabrous, the teeth 5, erect, 0.5–0.8 mm long; flowers 1.5–2 mm long, the perianth yellow, glabrous, the hypanthium 1⁄4–1⁄3 length of perianth, the tepals slightly dimorphic, those of outer whorl ovate, 1–1.2 wide, those of inner whorl oblong, 0.7–0.8 mm wide, the stamens exserted, 1.5–2 mm long, the filaments pilose proximally; achenes brown, 1.5– 2 mm long, glabrous.


Flowering Jul-Oct. Sandy or silty flats, clay slopes, and hills, saltbush or sagebrush communities, pinyon- juniper woodlands; 1400–2000 (2200) m; Duchesne and Uintah cos., Utah, but to be expected in adjacent Moffat Co., Colorado.