Symphyotrichum praealtum (Poir.) G.L.Nesom

The New York

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PLANTS OF ILLINOIS, USA
Aster praealtus Poir.

det.: S.R. Hill, Dec. 2000 [near A. puniceus] Asteraceae
ILLINOIS: McHENRY COUNTY 42° 16' 35.3" N; 88° 17'
6.9" W. McHenry IL 7.5 min. quad., T.44N., R.8E., W/2
of SE/4, NW/4, NW/4, SE/4 sec. 22. E side EL Rt. 31
(FAU 336), opposite Terra Cotta Industries headquarters
buildings. Within Terra Cotta Real Estate development,
edge of cleared construction entrance. Elev. ca. 244 m.
Calcareous seep emerging from base of glacial moraine
slope; S facing. Glacial gravel and black loamy clay.

Calcareous seep - fen dominated by Chara, Typha
angustifolia, Schoenoplectus spp., Eupatorium
maculatum, Carex spp., Solidago ohiensis, Juncus spp.
Rays white to pale purple, disc cream-white to pale
yellow; occasional perennial herb 1 m tall in wetland.

Steven R. Hill 33196

19 September 2000

01854701