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

8. Deinandra minthornii (Jepson) B. G. Baldwin, Novon. 9: 469. 1999.

Hemizonia minthornii Jepson, Man. Fl. Pl. Calif., 1092. 1925

Subshrubs or shrubs, 15–100 cm. Stems ± solid. Leaves: proximal blades pinnatifid to toothed, faces ± hirtellous, sometimes stipitate-glandular. Heads borne singly or in loose, racemiform or racemi-form-paniculiform arrays. Bracts subtending heads usually overlapping proximal 0–1/2 of each involucre. Phyllaries ± evenly stipitate-glandular, including margins and apices, often with some non-glandular, non-pustule-based hairs as well. Paleae in 3+ series or throughout receptacles. Ray florets (4–)8; laminae deep yellow, 5.5–6.5 mm. Disc florets 18–23, all or mostly functionally staminate; anthers yellow or brownish. Pappi of 8–12 linear to lance-linear, entire or fringed scales 1–3 mm. 2n = 24.

Flowering Jun–Nov. In chaparral, coastal scrub, often in sandstone crevices; of conservation concern; 200–800 m; Calif.

Deinandra minthornii occurs in the western Transverse Ranges (Santa Monica Mountains and Santa Susana Mountains). It is in the Center for Plant Conservation’s National Collection of Endangered Plants.


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