cv. 



MARRUBIUM VULGARE. 



White Horehound. 



Class XIV. Didynamia.— Order I. Gymnospermia. 



Nat. Ord. Labiate. 



Gen. Char. Calyx with ten ribs, and five or ten 

 spreading teeth ; throat hairy. Corolla with the tube 

 exserted ; upper lip straight, linear, cloven ; lower lip 

 three-lobed, middle lobe large, emarginate. 



Spec. Char. Stem erect; leaves roundish-ovate, toothed, 

 rugose. Calyx with ten setaceous hooked teeth. 



SYNONYMES. 



Greek irpaaiov. 



^Marrubium album vulgare. Bauh. Pin. 230. 



J Marrubium album. Rati Sgn. 237. Ger. Em. 693. 

 Latm ) Marrubium vulgare. Lin. Sp. PI. 816. Eng. Fl. iii. p. 103. 



** Eng.Bot. t.410. 

 French .... Marrube ; Marrube commun. 

 Italian .... Marrobbio bianco. 



Spanish Marrubio bianco, 



Portuguese . Marroyo branco. 



German .... Gemeiner Andorn ; Weisser Andorn ; Marienwurzel. 



Dutch Malrove ; Witte Andoorn. 



Danish . Hvidrubike ; Hvid Marrube. 



Swedish.. . . Andron. 



Polish ,.. . . Szanta biala. 



Russ Marrub ili schandra. 



Description. — The root is perennial, woody, and furnished 

 with many fibres. The stems are erect, branched from the base, 

 strong, quadrangular, covered with fine hoary pubescence or woolli- 

 ness, and attain the height of twelve to eighteen inches. The 



