MELASTOMACEAB 825 



1. Rhezia semil^ta Nutt. Stems 5-30 cm. tall: leaf -blades ovate, oval or sub- 

 orbiciilar, 0.5-1 cm. long: petals purple, about 10 mm. long: capsules about 4 mm. 

 long. 



In pine-land swamps and low grounds, Georgia and Florida. Summer. 



2. Rhexia ciliosa Michx. Stems 2-6 dm. tall: leaf -blades broadly ovate to 

 ovate-lanceolate or elliptic, 1-2 cm. long: petals violet-purple or deep pink, 9^15 cm. 

 long: capsules 4-5 mm. long. 



In sandy swamps, Maryland to Florida and Louisiana. Spring and summer. 



3. Rhexia lutea Walt. Stems 1-3 dm. tall: leaf -blades cuneate to oblong or 

 oblong-linear, 1-2.5 cm. long: petals yellow, 9-13 mm. long: capsules about 4 mm. 

 long. 



In low sandy pine lands. North Carolina to Florida and Mississippi. Summer. 



4. Rhexia Cub6nsis Griseb. Stems 2-5 dm. tall, glandular-hirsute: leaf -blades 

 linear or nearly so, 1.5-4 cm. long: sepals lanceolate or triangular-lanceolate: petals 

 purple, 11-17 mm. long: capsules 6-7 mm. long. [E. Floridana Nash.] 



In sand or clayey swamps, southern Georgia and Florida to Mississippi. Summer. 



5. Rhexia Mariana L. Stems 2-8 dm. tall, villous-hirsute : leaf -blades nar- 

 rowly oblong, lanceolate or elliptic-lanceolate, 1.5-8' cm. long: sepals ovate to tri- 

 angular: petals pale or deep purple, 14-28 mm. long: capsules 6-7 mm. long. 



In sandy swamps. Long Island, New York to Missouri, Florida and Texas. Spring 

 to fall. 



6. Rhexia Nishii Small. Stems 3-6 dm. tall, densely hirsute: leaf -blades 

 narrowly oblong-lanceolate, 2-5 cm. long: sepals triangular: petals purple, 14^17 mm. 

 long: capsules 5-6 mm. long. 



In sandy swamps, peninsular Florida. Spring and summer. 



7. Rhexia lanceolkta Walt. Stems 1-4 dm. tall, villous-hirsute: leaf -blades 

 oblanceolate, elliptic-oblanceolate or linear-lanceolate, 1-2.5 cm. long: sepals lanceo- 

 late: petals white to pale purple, 12-17 mm. long: capsules 6-7 mm. long. 



In dry or moist sandy soil, North Carolina and Tennessee to Florida and Louisiana. 

 Spring and summer. 



8. Rhexia delicdtula Small. Stems 1-4 dm. tall, sparingly pubescent: leaf- 

 blades oblong or elliptic to ovate, 1-2.5 cm. long: sepals triangular: petals pale purple, 

 10-15 mm. long: capsules 4-5 mm. long. 



Along streams in the mountains, Georgia. Summer. 



9. Rhexia filifdrmis Small. Stems 1-4 dm. tall, villoii.-hirsute: leaf -blades 

 linear-filiform to filiform, 1-3 cm. long: sepals lanceolate: petals white or pale purple, 

 less than 10 mm, long: capsules subglobose. 



In sandy soil, Georgia and Florida. Summer. 



10. Rhexia Alifanus Walt. Stems 3-10 dm. tall, glabrous: leaf -blades lanceo- 

 late to linear-lanceolate, 3-8 cm. long: sepals triangular: petals bright purple, 17-22 

 mm. long: capsules 6-7 mm. long. [E. glabella Michx.] 



In moist pine lands. North Carolina to Florida and Louisiana. Spring and summer. 



11. Rhexia Virglnica L. Stems 2-10 dm. tall : leaf -blades oblong-elliptic, oval, 

 lanceolate or ovate-lanceolate, 2-10 cm. long: sepals lanceolate or triangular-lanceo- 

 late: petals bright purple, 11-17 mm. long: capsules 5-6 mm. long. 



In sandy swamps or damp soil, Maine to Missouri, Florida and Louisiana. Spring 

 to fall. Deergrass. 



12. Rhexia stricta Pursh. Stems 6-13 dm. tall: leaf -blades lanceolate to 

 oblong-lanceolate, 2-1 cm. long: sepals triangular: petals purple, 12-16 mm. long: 

 capsules 6-7 mm. long. 



In pine-land swamps, Georgia and Florida. Summer. 



13. Rhexia aristosa Britton. Stems 2-6 dm. tall, glabrous: leaf -blades linear 

 to linear-lanceolate or sometimes linear-oblong, 1-3 cm. long: sepals linear to linear- 

 lanceolate : petals magenta-red, 12-20 mm. long : capsules about 6 mm. long. 



In sandy swamps and pine lands, New Jersey to Georgia. Summer. 



