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FNA | Family List | FNA Vol. 21 | Asteraceae | Dicoria

1. Dicoria canescens A. Gray in W. H. Emory, Rep. U.S. Mex. Bound. 2(1): 87, plate 30. 1859.

Dicoria brandegeei A. Gray; D. canescens subsp. brandegeei (A. Gray) Cronquist; D. canescens var. brandegeei (A. Gray) Cronquist; D. canescens subsp. clarkiae (P. B. Kennedy) D. D. Keck; D. canescens subsp. hispidula (Rydberg) D. D. Keck; D. canescens var. hispidula (Rydberg) Cronquist; D. canescens var. witherillii (Eastwood) Cronquist; D. clarkiae P. B. Kennedy; D. paniculata Eastwood

Leaves: petioles 5–20+ mm; blades mostly 10–30(–120) × 3–20(–30+) mm. Peduncles 1–3+ mm. Involucres 2–3+ mm. Phyllaries: outer ± lanceolate, ± herbaceous, sericeous to strigillose, inner ultimately obovate to ± orbiculate, usually ± cucullate, scarious to membranous, usually glandular-pubescent, each ± investing a cypsela. Paleae 1.8–2+ mm. Functionally staminate florets: corollas 2.5–3 mm. Cypselae 3–8+ mm. 2n = 36.

Flowering year round, mostly Oct–Feb. Alkaline soils, desert washes, flats; -20–1700 m; Ariz., Calif., Colo., Nev., N.Mex., Utah; Mexico (Baja California, Sonora).


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