W9 



NETTLELEAF HORSEMINT 



Aga'stache urticifo'lia 



Flowers numerous, borne at ends of 

 branches in densely flowered, bracted 

 clusters (spikelike panicles), which, are 

 somewhat thimble-shaped, up to 4 in. 

 long and 1 in. thick, often interrupted 

 near base . 



Stems square in cross section, stout, 

 erect, simple or branched toward top 



Leaves simple, opposite, stalked, green 

 on both surfaces, triangular-egg-shaped, 

 often heart-shaped at base, edges 

 coarsely and irregularly toothed, gland- 

 dotted on lower surface 



Stamens protruding, attached to petal 

 tube below, in 2 crossed pairs, upper 

 pair longer than lower; 2 pollen-bearing 

 sacs (anthers) of each stamen parallel 



United petals (corolla) tubular, white, 

 rose, or purplish, up to % in. long, 2- 

 lipped; upper lip erect, notched; lower 

 lip spreading, 3-lobed, middle lobe 

 largest, toothed or wavy-margined 

 around edge 



Outer united flower parts (calyx) 

 tubular, somewhat finely hairy, slightly 

 2-lipped, 15-ribbed, 5-toothed; teeth 

 greenish white or tinged with rose or 

 purple, lance-shaped, tapering, up to 

 % in. long 



Rootstock underground, woody, dark- 

 colored, often much thickened 



Roots dark, fibrous 



