256 SOLANACE^. 



3. NICANDRA. Adans.—NicandTa. 



(In honor of Nicander, an ancient Greek physician.) 



Calyx 5-parted, 5-angled, the angles compressed, segmenta 

 sagittate. Corolla campanulate, dry; the limb plaited and 

 nearly entire. Stamens incurved. Berry 3 — 5-celled, covered 

 by the calyx. 



N. physaloides Gcert. : stem herbaceous ; leaves sinuate-angled, glabrous ; 

 flowers solitary, axillary, on short peduncles ; calyx closed, with the angles 

 very acute. Atropa physaloides Linn. 



Cultivated grounds, road sides, &c. N. Y. to Geor. July, Aug. (1). — Stem 

 2 — 3 feet high, much branched. Leaves 2—4 inches long, alternate. Flowers 

 solitary, axillary, on short peduncles, pale-blue. Introduced. Originally from 

 Peru, where it is said to be much used as a narcotic. Nicandra. 



** Fruit a capsule. 



4. NICOTIANA. Z,m7i.— Tobacco. 



(After John Nicot, who introduced tobacco into Europe.) 



Calyx tubular- campanulate, 5-cleft. Corolla funnel-form; 

 the limb 5-lobed and plaited. Stamens 5, equal. Stigma capi- 

 tate. Capsule 2-celled, 2 — 4-valved, many-seeded. Seeds 

 minute. 



N. rustica Linn. : plant viscid-pubescent ; stem terete ; leaves petioled, 

 ovate, very entire ; tube of the corolla cylindrical, longer than the calyx, 

 the lobes rounded. 



Western part of New York. Nutt. Long Island. Torr. (^.—Stem 12—18 

 inches high. Flowers greenish-yellow, in a terminal panicle or raceme. Ac- 

 cording to Mr. Nuttall it has been introduced by the Indians. It contains the 

 same poisonous principle as the common tobacco. Wild Tobacco. 



'^ 5. DATURA. Z/mTi.— Thorn Apple. 



(Supposed to be derived from Tatorah, the Arabic name of the plant.) 

 Calyx tubular and usually 5-angled, separating from the per- 

 sistent base. Corolla funnel-form, the tube long, the limb 5- 

 ■angled and plaited. Stamens 5. Stigma bilamellate. Cap 

 sule usually prickly ormuricate, 2-celled, 4-valved; cells 2 — 3- 

 parted, many-seeded. 



D. Stramonium Linn. : stem dichotoraously branched ; leaves ovate, 

 smooth, angularly- toothed, somewhat cordate ; capsule spiny, erect. 



var. Tatula Torr. : stem and flowers purple. D. Tatula Linn. 



Waste grounds, &c. Throughout the U. S. July— Sept. Q.—Stem 2—6 

 feet high, yellowish-green or purple. Flowers solitary, large, white or bluish- 

 purple, on peduncles. Very fetid. Medicinal and poisonous. Big. Med. BoU 

 i. 16. Jamestown Weed. Thorn-apple. 



