Dahlia spectabilis (Asteraceae, Coreopsideae), a new species from San Luis Potosí, Mexico

Dayle E. Saar; Paul D. Sørensen; J. P. Hjerting

doi:10.1663/0007-196X(2002)054[0116:DSACAN]2.0.CO;2

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Dayle E. Saar,^1,* Paul D. Sørensen,¹ J. P. Hjerting²

¹aDepartment of Biological Sciences, Northern Illinois University, DeKalb, Illinois 60115-2861, U.S.A
²bBotanic Garden, University of Copenhagen, Denmark

^*Author for correspondence

Abstract

Dahlia spectabilis (Asteraceae, Coreopsideae), a new species from San Luis Potosí, Mexico, is described and illustrated. The plant is distinguished by its large habit, big flowering heads, and overall lack of trichomes. It occurs within the natural range for the genus and is known from only one location where it is under heavy grazing pressure.

Citation Download Citation

Dayle E. Saar, Paul D. Sørensen, and J. P. Hjerting "Dahlia spectabilis (Asteraceae, Coreopsideae), a new species from San Luis Potosí, Mexico," Brittonia 54(2), 116-119, (1 April 2002). https://doi.org/10.1663/0007-196X(2002)054[0116:DSACAN]2.0.CO;2

Published: 1 April 2002