Heterotheca subaxillaris (Lam.) Britton & Rusby

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BOTANICAL
Garde**
NEW YORK BOTANICAL GARDEN
02906836
02906836
U5
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PLANTS OF ILLINOIS, USA
Heterotheca subaxillaris (Lam.) Britton & Rusby
Asteraceae
Det.: S. R. Hill, (ILLS) 2001
ALEXANDER COUNTY 37° 19.40’ N. Lat. 89°
25.72’ W. Long. T. 14S, R. 3W, SW1/4, SW1/4, Sect.
3 Illinois Route 3 (FAP 312), McClure, west side,
between highway and Mississippi River levee
(Mississippi River Levee Road, 2412N) and north side
of the east-west Devil’s Island Road (508E), just north
of town line. Vicinity of abandoned bam. McClure 7.5
minute U.S.G.S. quadrangle. Elevation about 340 feet.
Disturbed moist silty sand; alluvial deposits.
Old field - open meadow adjoining floodplain forest,
degraded, dominated by Bromus inermis, fescue, brome,
Andropogon virginicus. Flowers yellow, heads with
pleasant camphor aroma; locally common herb 0.5
meter tall.
Steven R. Hill 34241
Jason A. Koontz
28 August 2001