Ageratum houstonianum Mill.

PLANTS OIT MEXICO
COLLECTED FOR THE HERBARIUM OF THE UNIVERSITY OF TEXAS BY
ROBERT MERRILL KING AND RALPH JOHNSON, JR.
STATE OF HIDALGO
Agératum cf. houstoniana Mill*
Mountains along route 8$, ca. 12 miles
southwest of the Hidalgo-San Luis Potosi
state border.
Most abundant, 1/3 meter tall, open sun,
flowers lavender.
ROBERT MERRILL KING, NO. l±22ll	23	Mar Òh 19Ó1
04760945