Dieteria canescens var. leucanthemifolia

(Greene) D. R. Morgan & R. L. Hartman

Sida 20: 1396. 2003.

Endemic
Basionym: Aster leucanthemifolius Greene Erythea 3: 119. 1895
Synonyms: Machaeranthera canescens var. leucanthemifolia (Greene) S. L. Welsh Machaeranthera leucanthemifolia (Greene) Greene
Treatment appears in FNA Volume 20. Treatment on page 399. Mentioned on page 396, 398.

Annuals, biennials, or short-lived perennials. Stems 1+, ascending to erect, frequently canescent, stipitate-glandular; branches divaricate to ascending. Mid and distal leaf blades ovate, oblong, or obovate (lengths 1.5–4 times widths). Peduncles equaling or longer than involucres. Involucres broadly turbinate to campanulate, 6–10 mm. Phyllaries in 3–6 series, reflexed, apices often canescent, stipitate-glandular. Ray florets pistillate, fertile. Cypselae sparsely to moderately appressed-hairy. 2n = 8.


Phenology: Flowering Jun–Sep.
Habitat: Creosote bush scrublands, pinyon-juniper woodlands
Elevation: 500–2500 m

Discussion

Selected References

None.

Lower Taxa

None.
David R. Morgan +
(Greene) D. R. Morgan & R. L. Hartman +
Aster leucanthemifolius +
Calif. +, Nev. +  and Utah. +
500–2500 m +
Creosote bush scrublands, pinyon-juniper woodlands +
Flowering Jun–Sep. +
Machaeranthera canescens var. leucanthemifolia +  and Machaeranthera leucanthemifolia +
Dieteria canescens var. leucanthemifolia +
Dieteria canescens +
variety +