118. Labiatae 219 



2. All the leaves petioled, ovate; calyx thinly pubescent; waste 

 places, occasional; adv. from Eur. Apr.-May. Purple Dead- 

 nettle L. purpunutn L. 



2. Upper leaves sessile or clasping, orbicular or reniform; calyx 

 densely pubescent; early flowers clcistogamous; cultivated 

 ground and waste places; nat. from Eur. Mar. -May. Henbit 

 Dead-nettle L. ampUxicaulc L. 



17. Stachys L. — Hedge-nettle 



1. Stem hispidulous or hirsute only on the angles or glabrous 

 throughout. 

 2. Leaves short-petioled or nearly sessile. 



3. Calyx glabrous, or with a few trichomes toward the base; 

 leaves nearly glabrous, lance-linear, narrowed at the base; 

 moist ground, local. July-Aug. [S. ambigua (A.Gray) 

 Britt., non Sm.] S. aspera Michx. 



3. Calyx pilose; leaves lanceolate, pubescent; moist ground, 



chiefly in the northern counties, not common. July-Aug. 

 [S. aspera of auth., not Michx.; S. tenuijolia var. aspera 

 Fern.; S. tenuijolia var. platyphylla Fern.; S. tenuifnlia 



var. hispida (Pursh) Fern.] S. hispida Pursh 



2. Leaves longer petioled, the petioles of the median leaves 3 

 cm long. 



4. Calyx smooth or sometimes setulose; leaves usually linear- 



lanceolate; moist ground, common. July-Sept. [S. glabra 



Riddell; S. palustris var. glabra (Riddell) A. Gray] 



- S. tenuijolia Willd. 



4. Calyx puberulent; leaves usually ovate; low wet ground, 



rare; Alexander, Hardin, and Massac counties 



S. clingmanii Small 



1. Stem retrorsely pubescent on the sides as well as the angles; 

 leaves lanceolate, sessile or nearly so; calyx hirsute; moist 

 ground, common. May-Sept. [S. homotricha (Fern.) Rydb.; 



5. ambigua sensu Epling, non Sm.] S. arenicola Britt. 



18. Satureja L. — Summer Savory 



S. hortensis L. Waste places; introd. from Eur.; an occasional 

 garden escape. 



19. Salvia L. — Sage 



1. Leaves chiefly basal; corolla 1.5-2.5 cm long; plants perennial. 

 2. Leaves lyrate-lobed or pinnatifid; calyx pilose on the lower 



half; rocky woods and thickets, locally in s. 111. May-June. 



Cancer-weed S. lyrata L. 



2. Leaves crenate, often red-spotted; calyx hirsute, and with 



some stipitate glands; escaped from cult., native of Eur.; 



has been collected in Lake and Piatt counties S. pratensis L. 



