Plants herbs, erect, 2–5 dm tall, tomentose, greenish-gray to gray; aerial flowering stems erect, (0.4) 0.8–1.5 dm long, tomentose; leaves basal, the petioles 2–8 cm long, tomentose, the blades suborbiculate, 1–3 cm long and wide, white-tomentose abaxially, subglabrous and greenish adaxially; inflorescences cymose, open, 10–40 cm long and wide, the branches tomentose, the bracts 1–5 (6) mm long, 1–2 mm wide; peduncles erect, straight, slender, 1–3.5 cm long, tomentose; involucres terminal at tips of slender branchlets at least proximally, not appressed to branches, turbinate, 2–2.5 mm long, 1.5–2 mm wide, tomentose, the teeth 5, erect, 0.6–0.9 mm long; flowers 1.5–2.5 (3) mm long, the perianth white, glabrous, the tepals monomorphic, elliptic to oblong-obovate, the stamens included, 0.7–1.2 mm long, the filaments usually pilose proximally; styles 0.1– 0.3 mm long; achenes brownish, trigonous, 1.6–2 (2.5) mm long; beak granular. 2n = 34.
All the pictures of Eriogonum eastwoodianum have been taken on June 4th 2016 in the Parkfield Grade area, Monterey county. 36°2’37” N 120°28’11” W.
Flowering May-Sep. Sandy shale outcrops and slopes, mixed grassland communities, oak and pine woodlands; (200) 500–1000 m; known only from two disjunct locations in the Silver Creek Canyon area of Fresno County, California, and the other on Parkfield Grade area in Monterey and San Luis Obispo cos.
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