KEY FOR JUNE TO NOVEMBER 



432 a Leaves 3, broadly ovate, arranged in a terminal whorl 



Trillium, p 136 

 b Leaves not completely as in a 433 



433 a Stem leaves present Lilium. p 134 



b Leaves all basal 434 



4? '. a Flowers whitish ; leaves somewhat fleshy 



Ornithogalum. p 135 

 b Flowers orange colored ; leaves not fleshy 



Hemerocallis. p 133 



435 a Flowers with the corolla or colored part of the perianth 



more or less tubular 436 



b Flowers with the petals or perianth parts distinct 520 



436 a Flowers regular 437 



b Flowers irregular 487 



437 a Vines with tendrils 438 



b Plants not with tendrils 439 



438 a Leaves deeply 3~7-lobed, the lobes triangular-lanceolate 



Micrampelis. p 216 

 b Leaves rounded, 5-angled or somewhat 5-lobed 



Sicyos. p 216 



439 a Perianth 6-lobed ; leaves all basal and with parallel 



veins 440 



b Corolla 2-5-lobed 441 



440 a Flowers blue ; leaves linear Muscari. p 135 



b Flowers white; leaves lanceolate Aletris. p 135 



441 a Leaves clustered in a single whorl at the top of the 



stem Trientalis. p 198 



b Leaves not clustered as in a 442 



442 a Leaves all basal 443 



b Leaves not all basal 444 



443 a Leaves simple; flowers borne in a panicle. .Limonium. p 198 

 b Leaves compound with 3 leaflets; flowers in racemes 



Menyanthes. p IQQ 



,\\/\ a Leaves opposite or in whorls on the stem 445 



b All leaves alternate on the stem 460 



445 a Flowers solitary or 2 together in the axils of the leaves. . 446 

 b Flowers not completely as in a 452 



446 a Flowers 2 together in the axils, their ovaries united; 



leaves thick Mttchella. p 213 



b Flowers solitary in the axils of the leaves 447 



447 a Ovary inferior 448 



b Ovary superior 449 



448 a Plants prostrate or ascending; leaves rough. .Diodia. p 213 

 b Plants erect ; leaves not rough Houstonia. p 213 



449 a Flowers % in. or more broad ; leaves thick, evergreen 



Vinca. p 200 

 b Flowers % in. or less broad ; leaves not evergreen 450 



53 



