NIGHTSHADE FAMILY. 269 



7. HYOSCYAMUS, HENBANE. (Name of the Greek words for hog 



and/)ean.) Fl. summer, (i) ® 



H. niger, Black Henbane, of Europe, cult, in old gardens, and a weed 

 in waste places : clammy-downy, strong-scented, narcotic-poisonous ; with clasp- 

 ing sinuate-toothed leaves, sessile flowers in one-sided leafy-bracted spikes, and 

 dull yellowish corolla netted-veiny with purple. 



8. ATROPA, BELLADONNA, (Named after one of the Fates.) % 



A. Sell£ld6niia, the only species, sparingly cult, from Europe : low and 

 spreading, nearly smooth, with ovate entire pointed leaves, flowers single or in 

 pairs nodding on lateral peduncles, dull-purple corolla, and handsome purple 

 berry ; whole plant poisonous, used in medicine. 



9. PETUNIA. (Pefi«n is an aboriginal name of T'o6acco.) Cultivated as 

 garden-annuals, from South America. The common Petunias arc of tlie two 

 following species and their hybrids : herbage clammy -pubescent ; flowers large 

 and showy, in summer. 



P. nyctaginiflbra, with originally white corolla, the long narrow tube 

 3 or 4 times the length of the calyx. 



P. viol^cea, now much the more common, with weaker stems, and violet- 

 purple or rose-red corolla, the broader and ventricos* tube hardly twice the 

 length of the calyx. 



10. NIEREMBERGIA. (Named for J. Nieremberg, a priest and botani- 

 cal collector in Buenos. Ayres, whence the common species comes.) y. (T) 



N. gracilis. Cult, for ornament under many varieties, low, with slender 

 bushy branches, small linear or spatulate-linear leaves, and scattered flowers 

 produced all summer, white or veined or tinged with purple. 



11. NICOTIANA, TOBACCO. (Named for John Meat, one of the in- 

 troducers of Tobacco into Europe.) Rank, acrid-narcotic, mostly clammy- 

 pubescent plants, chiefly of America ; leaves entire or merely wavy-margined. 

 Fl. summer. 



N. Tabacum, Common T., the principal species cult, for the foliage: 4°- 

 6° high, with lance-ovate decurrent leaves l°-2° long, or the upper lanceolate, 

 panicled flowers, and rose-purple funnel-form corolla 2' long, with somewhat in- 

 flated throat and short lobes. ® 



N. riistica, a weed in some places, is a low homely plant, with ovate and 

 petioled leaves 2' -5' long, and green funnel-form corolla (1' long) contracted 

 under the short round lobes. ® 



N. longiflbra, is slender, 2° -3° high, cult, for its handsome white flow- 

 ers, which open toward evening ; corolla salver-shaped, the green tube 4' and 

 the lance-ovate acute lobes ^' long ; leaves lanceolate, undulate. ® 



N. noctiflbra, its handsome white flowers also opening at evening (as the 

 name denotes), is similar to last, but with ovate-lanceolate petioled leaves, tube 

 of coi'olla only 2' - 3' long, and its roundish lobes notched at the end. 



12. DATURA, THORN-APPLE, STRAMONIUM, &c. (Name altered 

 from the Arabic.) Rank-scented, mostly large-flowered, narcotic-poisonous 

 weeds, or some ornamental in cultivation : fl. summer. 



§ 1. Flower and the usnalh/ prickli/ 4-valvfid pod erect, the latter resting on a plate 

 or saucer-shaped bodi) which is the persistent base of the ca/i/x, the who.'e 

 upper part of which falls off entire after flowering : corolla with a b-toothed 

 Imrder. (T) 



D. Strambnium, Common T. or Jamestown- Weed. Waste grounds : 

 smooth, with green stems and white flowers (3' long) ; leaves ovate, angled, or 

 sinuate-toothed. 



D. Tatula, Purple T. A weed very like the other, but rather taller, with 

 purple stem and pale violet-purple flowers. 



