[Chrysogonum peruvianum L.; Zinnia pauciflora L.] (nat) Annual herbs 2-9 dm tall, strigose to hir-sute. Leaves narrowly lanceolate to broadly ovate or elliptic, usually 3-7 cm long, 0.6-3 cm wide, base cuneate to truncate, subsessile. At least the central peduncles often inflated below the heads, rays usually maroon, sometimes burnt orange, rusty red, scarlet, or yellow, obovate, 8-25 mm long; disk corollas purple to blackish toward apex, ca. 4 mm long; pappus of disk achenes with 1 prominent awn, that of ray achenes awnless or with low tufts of hairs. Ray achenes 9-10 mm long, disk achenes 7-9 mm long. [2n = 24.] Native from southeastern Arizona and Mexico south to Peru and Argentina and the West Indies; in Hawaii naturalized in low elevation, relatively dry, disturbed sites on Lanai, Maui, and Kaho‘olawe. First collected on Maui in 1909 (Lyon s.n., BISH).—Plate 39. Some plants of this species were previously identified as Zinnia elegans Jacq., the garden zinnia, which differs principally in having no pappus and rays red to white.
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ADBC 1304924
and ADBC1115116).
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