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

1c. Hemizonia congesta de Candolle subsp. tracyi Babcock & H. M. Hall, Univ. Calif. Publ. Bot. 13: 46. 1924.

Hemizonia congesta var. tracyi (Babcock & H. M. Hall) Jepson; H. tracyi (Babcock & H. M. Hall) D. D. Keck

Leaves usually puberulent, hispid-ulous, or strigillose and often eglandular throughout, distal rarely villous and glandular. Heads in paniculiform arrays. Peduncles 0 or 1–18 mm, bracts not surpassing phyllaries. Calyculi 0. Phyllaries 3–10.5 mm, apices usually slightly shorter than bodies. Ray florets 5–8(–13); laminae white, not purple-veined. Cypsela widths 0.5–0.63 times lengths. 2n = 28.

Flowering May–Nov. Grassy slopes, valleys, stream banks, openings in woodlands, forests, or chaparral; of conservation concern; 0–1200 m; Calif.

Subspecies tracyi occurs in the north and central North Coast Ranges and on the outer North Coast.


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