STACHYS. BALLOTA. 261 



has the subulate-spinous cal. -teeth of B.ojficinalis (R.); and the 

 round crenate not emarginate lower lip of B. hirta (R.). Woods 

 and thickets. P. VII. VIII. Betony. 



2. S. germanica (L.) ; whorls many-flowered, st. erect woolly, 

 \. oblong-ovate or ovate -lanceolate with a cordate base crenate- 

 serrate stalked, upper I. lanceolate acute sessile, all densely silky, 

 cal. silky, teeth acute mucronate spinous, bracts equalling the 

 calyx. E. B. 829. Fl. purple. Chalky soil in Oxfordshire and 

 Bedfordshire. P. VII. Downy Woundwort. E. 



3. S. sylvatica (L.); whorls 6 8-flowered, st. erect, /. cordate- 

 ovate serrate with long petioles, floral I. linear entire, cal.-teeth 

 lanceolate very acute, or acts minute. E. B. 416. Cal.-teeth 

 rather spinous. Petioles and 1. nearly equal. Fl. reddish pur- 

 ple. Nuts opaque, punctured and irregularly tubercular. L. 

 clothed with scattered adpressed hairs or densely silky on both 

 sides. Woods and thickets. P. VII. VIII. Hedge Woundwort. 



4. S. palustris (L.) ; whorls 6 10-flowered, st. erect, I. linear- 

 or ovate-lanceolate subcordate below acute crenate-serrate nearly 

 sessile, cal.-teeth lanceolate very acute, bracts minute. E. B. 

 1675. St. 18. 10. Cal.-teeth rather spinous. Lower 1. with very 

 short stalks, uppermost sessile. Fl. dull purple. Nuts shining, 

 very minutely dotted. /3. <S. ambioua (Sin.); 1. stalked ovate- 

 lanceolate cordate below serrate. Petioles sometimes half as 

 long as the leaves. River-sides and damp places. P. VII. VIII. 

 Marsh Woundwort. 



5. S. arvensis (L.) ; whorls 4 6-flowered, st. decumbent or 

 ascending, I. ovate-cordate obtuse crenate stalked, floral I. ovate- 

 oblong sessile acute, cal.-teeth lanceolate-aristate, cor. scarcely 

 exceeding the cal., bracts minute. E. B. 1154. Fl. pale pur- 

 ple. Nuts covered with minute dots and scattered tubercles. 

 Corn-fields. A. VIII. IX. 



*6. S. annua (L.) ; whorls 4 6-flowered, st. erect, lower 1. 

 ovate-oblong obtuse crenate-serrate stalked, floral I. lanceolate 

 acute, cal.-teeth lanceolate very acute, tube of the cor. exceed- 

 ing cal., bracts minute. E. B. S. 2669. Fl. yellowish. Nuts 

 minutely rough. Near Gadshill, Kent. A. VIII. IX. E. 



1 6. BALLOTA Linn. Horehound. 



1. B.f(Etida (Lam.) ; 1. crenate-serrate, bracts linear-subulate, 

 cal.-tube funnelshaped, cal.-teeth broadly ovate short suddenly 

 acuminate mucronate carinate-reflexed. E. B. 46. E. I. f. 1041 !. 

 St. 2 3 feet high. Lower 1. cordate ; upper ovate. Fl. pur- 

 ple or white. )8. borealis (R.) ; cal.-teeth with very short points, 



