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FNA | Family List | FNA Vol. 19, 20 and 21 | Asteraceae | Agoseris

7c. Agoseris apargioides (Lessing) Greene var. maritima (E. Sheldon) Cronquist in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 5: 24. 1955.

Oregon agoseris

Agoseris maritima E. Sheldon, Bull. Torrey Bot. Club 30: 310. 1903; A. apargioides subsp. maritima (E. Sheldon) Q. Jones

Leaves mostly erect; blades oblanceolate, 4–10(–13) cm × 4–20 mm, margins entire, toothed, or lobed, lobes lanceolate to oblanceolate, faces glabrous or sparsely villous. Phyllaries lanceolate to oblanceolate, margins glabrous or ciliate, faces glabrous or villous (hairs opaque, mostly whitish), mostly eglandular. Corollas ± equal to phyllaries at flowering, ligules 3–6 mm; anthers 1.5–2.5 mm. Cypselae ± monomorphic, whitish, not purplish, ribs ± ridged, straight, ± uniform. 2n = 36.

Flowering Jul–Aug. Coastal dunes, sand hills, and beach heads; 0–50 m; Calif., Oreg., Wash.

Variety maritima occurs from Humboldt Bay, California, to Neah Bay, Washington.


 

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