Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Ageratina rothrockii (Gray) R.M. King & H.E. Robinson
(Rothrock's Snakeroot)


Family: Asteraceae

Status: Native

Synonyms:
Eupatorium rothrockii Gray

Ageratina rothrockii is an upright herb with only disc flowers. The stems are commonly purple and the leaves bright lime green with easily visible veins. The flowerheads are made up of only disc flowers which are cream white and pubescent externally. Ageratina rothrockii is somewhat shorter than Ageratina herbacea and does not form large stands.
Please click on an image for a larger file.



Ageratina rothrockii, photo Russ Kleinman & Patrick Alexander, Pinos Altos Range, Signal Peak Road, Aug. 30, 2009



Ageratina rothrockii, closeup of leaf, photo Russ Kleinman & Patrick Alexander, Pinos Altos Range, Signal Peak Road, Aug. 30, 2009



Ageratina rothrockii, field macro of inflorescence, photo Russ Kleinman & Patrick Alexander, Pinos Altos Range, Signal Peak Road, Aug. 30, 2009


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