﻿Solamim.] solanacej: (Wriglit). 89 



Spines not exceeding 1 lin. across 

 tlie base, straig-ht : 



Leaves with rounded lobes : 



Corolla yellowish ... (14) BUpittum. 



Corolla violet : 



Fruit 6 lin. or less 

 in diam., black or 



reddish (15) rigescens. 



Fruit 15 lin. iu diam., 



yellow (16) sodomeum. 



Leaves with acute lobes : 



Corolla 9 lin. or less in 



diam. ; lobes narrow ... (17) aculeatissimum. 

 Corolla 12 lin. in diam. ; 



lobes broad (18) ferrugineum. 



Corolla 16-18 lin. in 

 diam. ; lobes broad : 



Fruit green and white (19) dnplosinaatam. 

 Fruit yellow ... (20) acantboideum. 



Leaves lobed less thuu halfway to the 

 midrib : 



Corolla more than 6 lin. in diam. : 

 Leaves ncute at the base ; 



Leaves ovate-lanceolate, 



sinuately lobed (21) didymanthnm. 



Leaves oblong-lanceolate, 



subentire (22) pandnraeforme. 



Leaves obtuse at the base : 



Fruit oblong, up to 6 in. 



long (23) Uelongena. 



Fi'uit more or less globose, 

 li in. or less long : 

 Tomentum floccose ; 

 spines usuiiily 

 straight : 



Leaves not more 



than 3 in. long (24) tomentosum. 

 Leaves more than 

 3 in. long ... (25) indicum. 

 Tomentum closely ad- 

 pressed ; spines 



curved (2G) incanum. 



Corolla 6 lin. or less in diam. : 



Leaves glabrous (27) capense. 



Leaves with few stellate hairs ... (-'«) leucophaeam. 

 Leaves with numerous stellate 

 hairs : 



i lowers 3-5 together : 



Corolla-lobes lanceo- 

 late, acuminate ... (20) coocineum. 

 Corolia-lobes oblong, 



obtuse (30) moestum. 



Flowers usually solitary ... (31) gifibergense. 



1. S. nigrum (Linn. Sp. PI. ed. i. 186); stem herbaceous, angular, 

 more or less pubescent ; leaves ovate, obovate or janceolate, siuuate- 

 dentate, more rarely entire, tapering downwards into the petiole, more 

 or less pubescent with simple hairs on both surfaces, up to 4 in. by 

 2 in. ; petiole I in. long or less ; peduncle .'•lender, 9 lin. long ; 

 cyme umbellate, few-flowered; pedicela .-[.iiadiiio' in liower, pen- 



