POTATO FAMILY in 



clustered; herbs, shrubs or vine- with alternate or rarely opposite, entire, 

 toothed, lobed or directed \t3.\ 



1. Herbs 



a. Calyx inilated and balloon-like in fruit 



Flowers purple, saucer-shaped, erect encula 



2 I Flowers yellow or yellowish, bell-shaped, 



nodding Physalis 



b. Calyx not balloon-like in fruit 



Corolla saucer-shaped 



(a) Fruiting calyx enclosing the fruit Chamaesaracha 



(b) Fruiting calyx not enclosing the fruit Solanum 

 I Corolla funnelform or salverform 



Corolla lobes irregular, tube short Hyoscyamus 

 (b) Corolla lobes regular, tube long 



x. Fruit prickly Datura 



y. Fruit smooth Xicotiana 



2. Shrubs Lycium 



Chamaesaracha Gray 1876 Ground Saracha 

 (A hybrid, meaning ground Saracha) 



Sepals 5, united into a bell-shaped calyx, somewhat enlarged in fruit 

 but not inflated, close-fitting to the berry, not exceeding the berry, petal* 

 5, white or cream-colored, often tinged with purple, united into a saucer- 

 shaped corolla, stamens 5, inserted near the base of the corolla, style 

 slender, somewhat bent, stigma minutely 2-cleft, fruit a berry ; flowers 

 solitary or in groups of 2-4 in the axils : leaves entire to pinnately cut, 

 the blade running down on the leaf-stalk; perennial. 

 Leaves lance-linear to obovate, entire to lobed, vari- 

 ously hairy C. coronopns 



Datura Linne 1753 Thorx-apple, Jimson Weed 

 I The Hindoo name ) 



Sepals 5, united into a long tube splitting circularly near the base 

 which is persistent below the prickly capsule, petals 5. white, purple or 

 violet, united into a funnel-shaped corolla, stamens 5, included or little 

 exserted. filaments thread-like, very lone:, inserted at or below the middle 

 of the corolla tube, ovary with 2 cavities or 4 by false partitions, style 

 thread-like, stigma slightly 2-lobed. capsule 4-valved from the top or 

 bursting irregularly; flower> solitary, erect, on -hnrt stalk-; leaves alter- 

 nate, stalked, entire, wavy-toothed or lobed; annual or perennial. 



