Wildflowers of Southern Arizona
New Mexico Fleabane.
Aster (Asteraceae) family.
Perennials, 20-70 cm; taprooted, caudices woody. Stems erect, moderately to densely strigose (hairs appressed to ascending, 0.1-0.8(-2) mm, sometimes spreading at bases or throughout), eglandular or glands minute, non-capitate. Leaves basal (sometimes persistent) and cauline; blades oblanceolate, margins usually deeply pinnatifid (lobes in 2-5 pairs), sometimes dentate to entire, faces strigose, eglandular; basal 10-60 × 6-35 mm, cauline gradually reduced distally. Heads (1-)5-15(-30) in loosely corymbiform arrays. Involucres 3.5-5 × 7-12 mm. Phyllaries in 3-4 series, strigose to hirsute (hairs arising mostly from midregion), usually minutely glandular, rarely eglandular. Ray florets 70-150; corollas white, drying white, (2-)6-15 mm, laminae reflexing. Disc corollas 2.5-3.3 mm (throats somewhat white-indurate, not inflated).
Santa Catalina Mountains
Oracle Ridge Trail
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