September, 1941 KNIGHT: PLANT Bucs, or Miripazg, oF ILLINOIS ji} 
Fig. 4.—(Above.) Tamarack bog at Volo, IIl. 
Tamarack is the sole host of three Miridae found 
in Illinois. 
STEPHENSON 
WINNEBAGO | BOOME iG 
44 
4 
Y 
OGLE 
DEKALB | KANE 
7 
Fig. 5.—(Right.) Map showing the distribu- 
tion in Illinois of Pilophorus uhleri. This spe- 
cies is confined to tamarack, in Illinois found 
only in the northeastern corner of the state. 
MERCER 
Forest State Park; Deraeocoris nubilus 
Knight and Phytocoris diversus Knight, 
which have been taken at both White Pines 
Forest State Park and Starved Rock State 
Park; and Pilophorus strobicola Knight, 
which is found not only on these natural 
stands but also on ornamental white pines 
throughout the state. 
In the extreme southern tip of the state 
are several fine examples of cypress swamps, 
fig. 3D. Originally cypress swamps covered 
an extensive area in Alexander, Pulaski and 
Massac counties, but most of this has been aes 
cut over, drained and put into cultivation. 
There remain, however, one or two cypress 
areas which have retained their natural N= ce 
biota, such as at Horseshoe Lake, fig. 9. Fe gla: 
Cypress in Illinois has yielded the following @ DisTRIBUTION ee 
records of Miliridae: Pilophorus taxodit RECORDS OF Pa 
Knight, Parthenicus taxodi Knight, Ortho- PILOPHORUS 
u ; = UHLERI [JOMNSON! fe, 
tylus taxodii Knight, Ceratocapsus taxodii tcl 
Knight, Phytocoris taxodii Knight. All these LQQ2/STa/euTion or (RN 
TAMARACK, LAR/X 
LARICINA 
/ROQUOIS 
VERMILION 
ce 
CLARA 
CUMBERL D 
EFFGNM 
JASPER 
yaa = 
fOWAROS 
species are restricted to cypress and have 
