PL ex. cor. 32. LABIATiE. 129. Trixago. 373 



XL 129. TRIXAGO. Lonicerus. Trissago. 



Calyx irregular, not lipped, 5-toothed ; teetli unequal ; 

 mouth nearly naked ; corolla lipped; tube not so long as 

 the calyx ; galea arched, not cut ; lip 3-lobed, middle lobe 

 larger, blunt; stamens 4, didynamous, becoming diverged 

 sideways. — Flowers verticillatey spiked ; true hractece 0. 



Trixago arvense. Field trissago. 



Leaves heartshape, blunt, crenate, rather hirsute; lower 

 leaves petioled ; upper leaves sessile. 



Sideritis humilis lato obtiiso folio. Rati Syn. ^'iL^,^; Ger. em. 699, 5. 

 Sideritis hederulae folio, Park. 587. 

 Stachys arvensis, Lin. S. P. 814. 

 Glechoma raarrubiastri, Villars Delph. 

 Trixago cordifolimn, Mceiich Meth. 398, 



Fields in light soils; annual; July and August. 



Root fibrous ; stem weak, branched ; leaves 3-ribbed at 

 the bottom, broadly crenate ; teeth of the calyx fringed ; 

 corolla purplish. 



/ V 



XII. 130. ERIOSTOMUM. Link. Base-horehoimd. 

 . Calyx irregular, not lipped, 5-toothed ; teeth unequal, 

 spinose ; mouth with long hairs ; corolla lipped, tube short ; 

 galea arched, nicked; lip 3-lobed; middle lobe very large, 

 reverse heartshape; stamens 4, diverging. — Flowers verti- 

 cillate, spiked ; true bractecB 0. 



Eriostomum Germanicum. German base-horehound. 



Leaves narrow at bottom, silky above, woolly beneath ', 

 root leaves ovate; upper leaves acutely crenated. 



Stachys Fuchsii, Raii Syn. 239, 1 ; Ger. em. 695, 2. 

 Stachys major Germanica, Park. 48. 

 Stachys Germanica, Lin. S. P. 812. 

 Wild stinking horehound. 



Fields and hedges in chalky soils ; perennial; July. 



Stem woolly, very soft ; leaves veined ; spikes leafy ; calyx 

 very closely villose; corolla purplisfi, very villous on the 

 outside. 



XIII. 131. GLECHOMA. Dioscorides, Ground-ivy. 

 Calyx tubular, cylindrical, striated, naked on the inside, 

 5-cut, rather unequal, not 2-lipped, 3 upper teeth long, 

 2 lower short ; corolla tubular, tube twice as long as the 

 calyx, bellied above; galea distant, slender, 2-cut; lip 

 S-cut, side lobes narrow, middle lobe large, nicked ; ark^ 



