ii 4 PHLOX ORDER 



1. Flowers white 



a. Flowers 3-4.5 in. long; pod nodding, bursting 



irregularly D. meteloides 



b. Flowers 6-8 in. long ; pod erect, 4-valved D. stramonium 



2. Flowers violet ; pod erect, 4-valved D. tdtula 



Hyoscyamus Linne 1753 Hog-bean 

 (Gr. hyos, hog, kyamos, bean) 



Sepals 5, united into an urn- or narrowly bell-shaped calyx, with 

 slender longitudinal grooves or channels, enlarged and enclosing the cap- 

 sule in fruit, petals 5, greenish yellow with purple veins, united into a 

 funnel-shaped corolla with unequal more or less spreading lobes, stamens 

 5, on the tube of the corolla, mostly exserted, ovary with 2 cavities, style 

 slender, stigma globose, capsule splitting circularly above the middle ; 

 lower flowers solitary in the axiL, the upper in a more or less 1-sided 

 spike or raceme; leaves alternate, mostly lobed or pinnately cut; annual, 

 biennial or perennial. 

 Stems 1-3 ft. high ; leaves oblong to ovate in outline, 



3-7 in. wide ; flowers 1-2 in. wide H. nigcr 



Lycium Linne 1753 

 (Named for the country Lycia) 



Sepals 3-5, united into a bell-shaped calyx, persisting at base of the 

 berry, petals 5, greenish to purple, united into a bell-shaped or funnel form 

 corolla, stamens usually 5, ovary 2-celled, stigma globose or 2-lobed, fruit a 

 globose to oblong berry ; flowers solitary or clustered, axillary or terminal ; 

 leaves alternate, entire ; shrub or woody vine, often spiny. 

 Stems 1-3 ft. high ; leaves oblong to oblanceolate, 1-2 



in. long L. pallida 



Nicotiana Linne 1753 Tobacco 

 (Named for a French ambassador, Nicot) 



Sepals 5, united into a tube-, or bell-shaped calyx, petals 5, white, 

 yellow, greenish or purplish, united into a funnel-, salver-, or nearly tube- 

 shaped corolla, the tube usually longer than the spreading lobes, stamens 

 5, inserted on the tube of the corolla, ovary with 2 (rarely 4) cavities, 

 style slender, stigma globose, capsule 2-valved or sometimes 4-valved at 

 the top ; flowers in terminal racemes or panicles ; leaves alternate entire 

 or slightly wavy ; annual or perennial. 



1. Flowers day-blooming; leaves clasping N. trigonophylla 



2. Flowers night-blooming ; leaves stalked A r . attenuate 



