Ambrosia psilostachya DC.

The New York

Botanical Garden copyright reserved

Ambrosia psilostachya DC.

Willard W. Payne

A

PLANTS OF MONTANA

Ambrosia artemisiifolia L.

FLATHSAD CO.: Agropyron c.ristatum pasture,
I--:- miles southeast of Columbia Falls.

NEW YORK BOTANICAL GARDEN

01884170

August 12, 1942 ^

?m'.

Collected by H. T. Rogers and J. M. Rogers 1237

01884170