August, 1955 
Physalis virginiana Mill. Virginia 
ground-cherry was collected from six loess 
prairies in central and northern Illinois. 
Solanum carolinense L. Horse-nettle 
was seen only in pastured loess prairie at 
Walnut Creek. 
SCROPH ULARIACEAE 
Aureolaria grandiflora (Benth.) Pen- 
nell. [Gerardia grandiflora Benth.| False 
foxglove, a species of woods, openings, 
and thickets, was observed in loess at Sun- 
set Trail and Magnolia. 
Buchnera americana L. Blue hearts, 
previously reported in Illinois only from 
Cook and Menard counties, was found in 
six hill prairies in Calhoun, Monroe, and 
Randolph counties. 
Dasistoma macrophylla (Nutt.) Raf. 
[Seymeria macrophylla Nutt.] Mullein 
foxglove, commonly found in open woods 
and thickets, was found growing in loess at 
Swarnes hill prairie. 
Gerardia aspera Dougl. This gerardia 
was seen in at least 17 hill prairies from 
northern to southern Illinois. 
Gerardia gattingeri Small. This plant 
Was seen in at least six hill prairies in 
south-central Illinois. 
Gerardia skinneriana Wood. This 
plant of bluffs, sands, and barrens was 
found in four loess prairies. 
Gerardia tenuifolia Vahl. This gerar- 
dia of wooded slopes was found in three 
hill prairies. 
Pedicularis canadensis L.. Wood-betony 
or common lousewort was found in loess 
prairie at North Eldred, where also it was 
very common in the wooded coves. 
Penstemon pallidus Small. This pale 
penstemon was collected from 36 loess 
and rock prairie slopes and 14 rock ledges 
in 40 sites from Bielema and Devil’s Back- 
bone to Cave Creek. It was moderately 
abundant in many of these sites. 
Scrophularia marilandica L. Usually 
found in thickets and woodland borders, 
this figwort was collected from loess 
prairie at Balk. 
Synthyris bullii (Eaton) Heller. [Wul- 
fenia Barnh.; Besseya Eaton.] This 
plant of sandy soil was collected from hill 
prairie at Bielema and Devil’s Backbone, 
both sites near the margin of the Wiscon- 
sin glaciation. 
Evers: Hitt Prairits or ILLINOIS 
437 
*“Verbascum thapsus L. Common mul- 
lein was observed in loess or rock prairie, 
or in crevices of rock ledges, in 17 hill 
prairies. 
*Veronica arvensis L. Corn-speedwell, 
a common European weed, was found in- 
frequently in eight hill prairies. 
Veronica peregrina L. Purslane-speed- 
well, another weedy species, was collected 
from rock prairie at Fountain Bluff. 
Veronicastrum virginicum (L.) Farw. 
Culver’s-root, a plant of woods, thickets, 
and prairies, was observed in seven hill 
prairies. In none of these was it so com- 
mon as in flatland prairie. 
BIGNONIACEAE 
Bignonia capreolata L. Cross-vine, a 
southern species, was found as a stray at 
Cave Creek. ; 
Campsis radicans (L.) Seem. Trumpet- 
creeper, common in woods, thickets, and 
fields in southern Illinois, was found in 
four hill prairies. 
ACANTHACEAE 
Ruellia humilis Nutt. Hairy ruellia 
was found in 30 hill prairies (also occa- 
sionally in crevices of rock ledges) from 
Bald Bluff and Devil’s Backbone to Cave 
Creek. 
PLANTAGINACEAE 
Plantago aristata Michx. The bracted 
plantain, a common roadside and open- 
field weed in compact soils of southern 
Illinois, was collected from five hill prai- 
ries, in loess and in rocky soil. 
Plantago purshti R. & S. This western 
species of plantain, locally abundant in 
some sand prairies of the state, was found 
in sandy loess at Bielema and Bluff 
Springs. 
Plantago rugelii Dene. This plantain 
was seen in loess prairie at Principia and 
Hill-Top. In both sites it grew in the 
disturbed portions. 
Plantago virginica L. Hoary plantain, 
common in fields and rocky waste places, 
was found in 20 hill prairies. 
RUBIACEAE 
Diodia teres Walt. Rough buttonweed 
was collected from one loess prairie, 
Stotz. 
