758 SOLANACEAE 



1. L. Lycopersicum (L.) Karst. Viscid-pubescent, much branched; stem 

 3-10 dm. high; leaves 2-pinnatifid, lobed and dentate; corolla yellow, 10-15 

 mm. broad; fruit through cultivation very variable, subglobose, ellipsoid, or pear- 

 shaped, red or j-ellow. L. esculentum Mill. Waste places and around dwellings: 

 N.Y. — Fla. — Tex. — Colo.; CaUf. ; escaped from cultivation. 



7. LYCIUM L. Matrimony Vine. 



Shrubs or woody vines, often spiny. Leaves alternate, thick, entire, often 

 wdth smaller ones clustered in their axils. Flowers perfect, regular, solitarj^ or 

 clustered in the axils. Calv-x enlarged and persistent under the fruit, deeply 

 5-cleft. Corolla whitish, yellowish, or purphsh, funneLform, salverform, or cam- 

 panulate; lobes 5 or rarely 4, imbricate, obtuse. Stamens 5 or 4; filaments adnate 

 up to the mouth of the corolla-tube; anthers opening lengthwise. Ovary 2- 

 celled. Berry rather dry. 



Fruit red, globose; corolla narrowly funnelform, yellow or greenish. 



Flowers 2 era. long. 1- L. pallidum. 



Flowers about 1 cm. long. 



Leaves and calyces puberiilent, the latter about half as long as the corollas. 



2. L. Cooperi. 

 Leaves and calyces glabrous (except the margin), the latter less than one-third 

 as long as the corollas. 

 Calvx nearly one-tliird as long as the coroila, its lobes lanceolate or ovate- 

 lanceolate; leaves 1-4 cm. long. 3. L. Torreyi. 

 Calyx less than one-foiirth as long as the corolla, its lobes broadly triangular; 

 leaves usually less than 1 cm. long. 4. L. Andersonii. 

 Fruit orange-red, oval ; corolla short-funnelform, greenish purple. 5. L. vulgare. 



1. L. pallidum Miers. Shrub 6-12 dm. high, more or less spiny; leaves 

 pale, spatulate or oblanceolate, 2-4 cm. long, fascicled, glabrous or pruinose; 

 corolla narrowly funnelform, greenish, tinged with purple; filaments exserted, 

 glabrous. Arid hills: w Tex. — Colo. — Utah — Ariz.; Mex. Son. Ap-My. 



2. L. Cooperi A. Gray. Shrub 5-10 dm. high, with very short spines and 

 stout branches; leaves spaUilate, minutely viscid-pubescent or puberulent, 1-2.5 

 cm. long: coroUa narrowly funnelform, 10-12 mm. long, white; lobes oblong, 

 obtuse; filaments hairy at the base. Arid hills: s Calif. — s Utah — Ariz. L. 

 Son. Ap-Je. 



3. L. Torreyi A. Gray. Shrub 1-2.5 m. high, more or less spiny; leaves 

 spatulate or oblanceolate, 1-4 cm. long, glabrous; corolla 10-12 mm. long, nar- 

 rowly funnelform; limb about 8 mm. wide; lobes tomentulose on the margins; 

 filaments very woollv at the base; berry red. Arid hills: w Tex. — s Utah — s 

 Calif. L. Son. Mr-Je. 



4. L. Andersonii A. Gray. Shrub 5-10 dm. high, much branched, with 

 short spines, glabrous; leaves linear-spatulate or oblanceolate, 3-10 mm. long, 

 glabrous; corolla tubular-funnelform, about 1 cm. long; hmb 4r-5 mm. wide; 

 lobes rounded; filaments slightly hairy at the base; berry bright red. Arid hills: 

 Nev. — Utah — Ariz. Son. Ap-Je. 



5. L. vulgare Dunal. Tall shrub, often climbing or trailing; stems 2-8 m. 

 long, sometimes spiny; leaves lanceolate, oblong, or spatulate, 1-4 cm. long; 

 corolla purplish, changing to greenish, 8-12 mm. wide. Thickets and waste 

 places: On-t. — Conn.— Utah— Alta.; escaped from cultivation, native of Eurasia 

 and n Africa. 



8. HYOSCYAMUS (Tourn.) L. Henbane. 



Viscid-pubescent herbs. Leaves alternate, lobed or pinnatifid. Flowers 

 perfect, regular, solitary in the upper axils and in terminal racemes. Calyx urn- 

 shaped, 5-cleft, striate. Corolla funnelform, with slightly oblique 5-lobed limb. 

 Stamens dechned, mostly exserted; anthers opening longitudinally. Ovary 

 2-celled; stigma capitate. Capsule 2-celled, circumscissile above the middle. 



1. H. niger L. Biennial, with a fusiform root; stem viscid-villous, 3-10 dm. 

 high; leaves oblong to ovate, sinuately toothed or lobed, the upper clasjiing, vis- 

 cid-villous; calyx campanulate, strongly veined, in fruit 2-2.5 cm. long; corolla 



