1 80 ©ECANDRIA— MONOG YNI A. 



| t Corolla urceolate. 



ec. Flowers racemose, or fasciculate. 



4. V. resinosum : leaves petiolate, oblong-oval, mostly 



obtuse, very entire, sprinkled witb resinous atoms 

 beneath ; racemes lateral, secund, bracteate ; co- 

 rolla ovate-conic, pentangular. 

 HAB. Woods and hills. May— June. Shrub 2 ft. 

 high ; fl. reddish ; her. black shining. 



5. V. corymbosum : flonferous branches nearly leaf- 



less ; leaves oblong-oval, acute at each extremity, 

 nearly entire ; the younger ones pubescent; ra- 

 cemes short, sessile, bracteate ; corolla cylindri- 

 cal ovate. 

 HAB. Low grounds. May— June. Shrub 4 — 8 ft. 

 high ; fl. wh. or purplish; ber. black. 

 ?.;. V. fuscatum : racemes somewhat naked ; leaves 

 elliptical, acute, very entire, with the nerves be- 

 neath somewhat villous ; corolla cylindrical-ovate : 

 calyx acute. 

 HAB. Pennsylvania. + 

 7. V. pennsylvanicum : branches angular, green ; ses- 

 sile, oval-lanceolate, mucronate, serrulate, shining 

 on both surfaces ; fascicles of flowers crowded, 

 subterminal, corolla ovate. 

 HAB. Rocky hills. May— June. Shrub 12—18 in. 

 high; bark andfl. greenish; ber. dark blue. 

 ;•!. V. tenellum: racemes bracteate, sessile; corolla 

 ovate-cylin<(rical ; leaves oblong-elliptic,subcunei- 

 form, serrulate, nearly smooth. 

 HAB. Mountains. April. 

 >. V. ligustrinum: branches angular ; leaves subses- 

 sile, erect, lanceolate, mucronate, serrulate ; fas- 

 cicles gemmaceous, sessile ; flowers nearly ses- 

 sile ; corolla oblong, ovate. 

 HAB. Dry woods. Shrub small, slend. ; leaves £ in. 

 long ; fl. purp. 



6. Flowers solitary. 

 10. V. uliginosum: leaves obovate, very obtuse, en- 



