4.1 6 



Illinois Natural History Survey Bulletin 



Vol. 26, Art. 5 



hill prairies from El Rancho and Rea\is 

 Spring to Cave Creek. 



Verben.'vceae 



Verbena hracteata Lag. & Rodr. This 

 vervain, abundant along roadsides, was 

 observed in hill prairie only at Balk. 



Verbena canadensis (L.) Britt. This 

 attractive vervain, common on rocky 

 bluffs in Monroe County, was collected 

 at Fults and Renault in that county and at 

 Government Rock in Union County. 



Verbena simplex Lehin. The narrow- 

 leaved vervain was found growing in 

 seven hill prairies, in either rock\ soil or 

 loess. 



Verbena stricta V'ent. Hoary vervain 

 was present in +2 hill prairies from El 

 Rancho and Magnolia to Allen Lake. 



Labiatau 



Blephilia cilia/a (L.) Renth. Wood 

 mint was collected on the rock\' prairie 

 slope at Devil's Backbone. 



Cttnila origanoides (L.) Britt. Stone 

 mint was found in the rock prairie and on 

 sandstone ledges at Fountain Bluff', and 

 on a rock outcrop at Government Rock. 

 It was more abundant in adjacent open 

 woods than in prairie areas. 



Hedeoma hispida Pursh. Rough penny- 

 royal was present in many hill prairies 

 and adjoining rock ledges from Menomi- 

 nee Station and Devil's Backbone south 

 to South Prairie du Rocher. 



Hedeoma pulei/ioides ( L. ) Pers. Amer- 

 ican pennyroyal, common in woodlands, 

 was found in rock prairie at Ursa and in 

 loess prairie at Wiersma. 



Isanthus brachiatus (L.) B.S.P. False 

 pennyroyal grew in 10 rock and loess 

 prairies and on 7 rock ledges from Fall 

 Creek and Magnolia south to Cave Creek. 



Monarda bradburiana Beck. [^1/. rus- 

 seliana Nutt. (?)] This species of berga- 

 mot was observed in three rock and three 

 loess prairies in southern Illinois. It was 

 commonly found also in open woods and 

 thickets near hill prairies. 



Monarda fistulosa L. Wild bergamot, 

 common in prairie vegetation along road- 

 sides and railroads, was seen in 16 hill 

 prairies. 



Monarda punctata L. Spotted berga- 

 mot, localh abundant in sand prairies and 



barrens of Illinois, was found in sand\' 

 loess at Walnut Creek. 



*'Nepeta cataria L. Catnip was found 

 in hill prairie at South New Canton and 

 L hautau(]ua. 



Physostet/ia virginiana (L. ) Benth. 

 [/'. ant/nstifolia Fern. ( ?)] False dragon- 

 head was found in 16 hill prairies from 

 Sessions and Reavis Spring south to Cave 

 Creek. It was seen in loess and rock prai- 

 rie and occasionally in crevices of rock 

 ledges. 



I'rnnclla vulgaris L. Selfheal, a com- 

 mon plant of woods, fallow fields, and 

 thickets, was observed growing in loess at 

 Sunset Trail. 



Pycnanthewum ftexuosum (Walt.) 

 B.S.P. This mint of open rocky woods, 

 thickets, and fields was seen in loess at 

 Oblate Fathers. 



I'ycnantluniurn pilosuni Nutt. This 

 was the common mountain mint in 29 

 loess prairies from Sunset Trail and 

 Reavis Spring south to Allen Lake. 



Pycnanthemum virginianum (L.) Dur. 

 cSc Jacks. This species was collected at 

 El Rancho, Ursa, and Block House. 



Salria pitcheri Torr. [i>. azurea var. 

 grandiflora Benth.] Blue sage was col- 

 lected from rock prairie at Cave Creek. 

 This sage is a western species, with the 

 eastern e.xtent of its range from Minne- 

 sota to Kentucky coming through Illinois. 



Scutellaria leonardi Epling. [S. par- 

 rula var. leonardi (F.pling) Fern.] This 

 small skullcap grew in 10 hill prairies, 

 most of them in northern and central Illi- 

 nois. 



Scutellaria ovata Hill. This skullcap 

 was found in loess prairie at Valmeyer. 



Scutellaria parvula Michx. This small 

 glandular-pubescent skullcap was seen in 

 10 rock and loess prairies and in crevices 

 of 7 rock-ledge locations. 



Teucrium canadense L. This wood- 

 sage was found in small numbers in si.v 

 loess prairies. 



SOLAXACEAE 



Physalis heterophylla Nees. This 

 ground-cherry was seen in seven hill prai- 

 ries. 



Physalis pubescens L. This pubescent 

 annual ground-cherry was seen at Bluff 

 Springs. 



