Parthenium integrifolium L.

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BOTANICAL
S^ARDE**/-
MISSOURI
ASTERACEAE
Parthenium integrifolium L.
botanical garden
03126812"”™
det. John Pruski (MO) 2008
Missouri : Bollinger
Roadside by Horse Trailhead on MO
highway Y, ca 4 miles south of junction
with MO highway 34, ca. 22 miles SW of
Marble Hill. Elev.: 480 feet.
37°12 * 25”N 90°li,8"W
Perennial herb ca. 2 feet tall; stems
simple, leafy; corollas white; rays
adnate to two disks, pistillate, limb
broader than long; disk florets
functionally staminate.
14 June 2008
John Pruski, Rosa Ortiz & Alan Brant
4344
MISSOURI BOTANICAL GARDEN HERBARIUM (MO)
03126812