180 DIDYN. GYMNOSP. 



toothed all nearly of a size, whorls of- flowers rather distant, 

 E. B. t. 477. 

 HAB. Mountains of Aberdeenshire, not uncommon,, D Don. Fl.July. 



24. 



Of this I have never seen British specimens. 



2. TEUCRIUM. 



1. T. Scorodonia (Wood-sage), leaves cordate petiolate pubes- 

 cent crenate, flowers in lateral and terminal racemes secund, 

 stem erect. Lightf. p. 303. E. B. I. 1543. 



HAB. Woods and dry stony places, frequent. Fl. July, Aug. 7/ . 



Stems 1 2 f. high. Leaves singularly rugose. Flowers yellowish 

 white. Stam. much protruded, purplish red. This plant is ex- 

 tremely bitter, and has, in some countries, been substituted for 

 hops. 



2. T. Ckamcedrys (Wall- germander), leaves ovate tapering into 

 a footstalk inciso-serrate, flowers axillary in threes, stem sub- 

 procumbent rounded hairy. E. B. t. 680. 



HAB. Old walls at Balgavis, 5 m. E. of Forfar, and at Kelly, 3 m. E. 



of Arbroath, in Angus-shire j but near houses (the same situations 



as in England), G. Don. FL. July, Aug. "I/. . 

 Flowers reddish purple. Stems 6 8 inches high. 



3. NEPETA. 



1. N. cataria (Cat-mint), flowers in spiked subpedunculated 

 whorls, leaves petiolate cordate dentato-serrate. Lightf. 

 p. 304. E.B.t.\37. 



HAB. Hedges and waste places, rare. Hedges near Cragnethan Cas- 

 tle, Glasg., Hopk. Road-side between Culross and Kincardine, 

 Maugh. Fl. July, Aug. I/ . 



Stems 2 3 f. high, downy, as well as the leaves, and whitish. Flowers 

 white, with a rose coloured tinge. Anthers reddish. 



4. MENTHA. 



1. M. hirsuta (hairy Water-mint), flowers capitate or whorled, 

 leaves petiolate ovate serrated pubescent, cal. hairy, pedicels 

 with reflexed hairs. Lightf. p. 1 104, and p. 305 (M. aqua- 

 tica). E. B. t. 447, and t. 448 (M. saliva). 



HAB. Banks of rivers and marshes, frequent. Fl. Aug., Sept. 7/. 



Very variable. Sometimes the flowers are capitate, sometimes whorl- 

 ed, and sometimes the whorls are placed so close on the extremity 

 of the branches as to form a spike. Their colour is purplish. An- 

 thers varying in length. 



2. M. rulra (tall red Mint), flowers whorled, leaves petiolate 

 ovate serrated subglabrous, f( stem upright zigzag" (Sm.) t 

 pedicels and lower part of the cal. quite glabrous teeth hairy. 

 E.B.t.l4\3. 



HAB. Ditches and on the banks of rivers, but rare. Banks of the 

 Clyde at Hamilton, Hopk., and ditto near Glasg., D. Don. Mus- 

 selburgh, Mr. Borrer. Fl. Sept. I/. . 



