Zinnia anomala

A. Gray

Smithsonian Contr. Knowl. 3(5): 106. plate 10. 1852.

Common names: Shortray zinnia
Treatment appears in FNA Volume 21. Treatment on page 73. Mentioned on page 65, 71, 72.

Subshrubs, to 12 cm (rounded). Stems yellowish, much branched, strigose. Leaf blades 1- or 3-nerved, linear, 15–30 × 1–4 mm, strigose. Peduncles to 25 mm. Involucres broadly cylindric, 8–10 × 8–10 mm. Phyllaries round to oblong, becoming scarious, appressed-hairy distally, apices rounded, ciliate. Paleae yellowish (often red-tipped), apices obtuse, erose. Ray florets 0 or 5–8; corollas yellow, laminae suborbiculate to ovate, 0–6(–9) mm. Disc florets ca. 20; corollas reddish, 5.5–6.2 mm, lobes 1 mm. Cypselae 7–8 (ray) or 3–6 mm (disc), 3-angled (ray) or compressed (disc), ribbed, distally ciliate or scabrellous; pappi usually of 2 or 3 equal or unequal awns. 2n = ca. 48, ca. 84.

Phenology: Flowering spring–fall.
Habitat: Open, rocky roadsides, disturbed sites
Elevation: 200–1500 m



Tex., Mexico (Coahuila, Nuevo León, Zacatecas).


A. M. Torres (1963) speculated that Zinnia anomala, which often lacks rays or has inconspicuous rays, might be an octoploid derivative of the rather similar Z. grandiflora, which has showy yellow rays.

Selected References


Lower Taxa

... more about "Zinnia anomala"
Alan R. Smith +
A. Gray +
Shortray zinnia +
Tex. +, Mexico (Coahuila +, Nuevo León +  and Zacatecas). +
200–1500 m +
Open, rocky roadsides, disturbed sites +
Flowering spring–fall. +
Smithsonian Contr. Knowl. +
Undefined (tribe Undefined) subtribe Enceliinae +, Undefined (tribe Undefined) subtribe Engelmanniinae +, Undefined (tribe Undefined) subtribe Spilanthinae +, Undefined (tribe Undefined) subtribe Verbesininae +  and Undefined (tribe Undefined) subtribe Zinniinae +
Zinnia anomala +
species +