Janata. 
a Fi July and Augut. 
_ DIDYNAMIA GYMNosPERMIA. Ballotat eas 
Black Horehound. ; 
Nat. of Britain. 
fi. July November, <a 
2. B. foliis cordatis indivifis. ferratis, calycibus fubtrine . 
catis. Sp. pl. 814. 
White-flower’d black Horehound. 
_ Nat. of England. g . 
Fi, July. Bias 
3. B. foliis palmatis dentatis, caule lanato. Sp. pl. 815- 
Woolly black Horehound, - ee 
Nat. of Siberia. oR 
Cult. 1776, by Mr. James Gordon. sat 
fi. June——Auguft. - #i sa 
he B. verticillis dimidiatis bipartitis femifpicatis. Linn 
mant. 83. 4 
Betony-leav’d black Horehound. é : 
Nat. of the Eaft Indies. Bi aren 
Introd. 1783, by John Earl of Bute. 
“Fl, Auguft. 8.0 
MARRUBIUM, Gen. pl. 721. - | 
Cal, hypocrateriformis, rigidus, 10-ftriatus. Corolle 
lab. fup. 2-fidum, lineare, SS 
* Calycibus s-dentatiss ; 
iM. foliis cuneiformibus quinquedentatis plicatis, et- ‘ 
__ ticillis involucro deftitutis. Sp. pl. 81 aa 
Plaited-leav’d white Horehound, | 
_ Nat. of Spain and Italy. vie 
Gilt, before 1597, by Mr. Jobe Gerard. Ga. 
379 fr te | 
¢ 
