48 



TRIANDRU MONOGYNIA. 



COMMELINA. Gen. pl. 86. 



Corolla 6-petala. J^ec- 



Corolla 



6 



petalled. 



inria 3, cruciata, tUamcn- Kcctaries 3, cross shap- 



tis piopriis inserta. 



* 



Dipctala; obdiiope- 





tala niajora. 



ed, inserted on their own 

 filaments. 



* 7 w6 petalled; 2 pe- 

 tals being conspicuously 

 larger. 



1. Communis. 



C.corollisinsequalibus; I Corolla unequal; leaves 



ovato-lanceolatis, ovate lanceolate, acute j 



foliis 



acutis ; caule repente. | stem creeping, glabrous 

 Sp. pl. 1. p. 249. 



Pursh, 1. p. 32. 



C. caroliniaaa ? Walt. p. 68. 



Boot fibrous, annual. Stem prostrate, creeping, jointed, rouni!, 

 •triated, smooth, much branched. Leaves alternate, smooth, obscure- 



%. 



Bradeas cordate, slightly acuminate, nerved, gla 



ly 7 nerved _ 



« short open cilial 



D08.ite the leaves. ^ _ .„.,.„,^, ,, ^^^,^^^ 



brous, nhate pai-ticularly near the base, compressed, not secretins a 

 fluid, fas m the C. crccta); each bractea liavin<r at its base a sterile, 

 erect hairy nedicel. Cayx/ 3 leaved persistent: the anterior leaf 



rl' JS"" r \V if*""*^ '"^^^^ '^'gef, ovate, obtuse. Corolla small, 



" ' ' " with long 



petalled 



sert 

 ob 



»«M„ I ""•"■"""• *iytciaries 4, irrejjularly cross snapf" 



yellou', on subulate uneciual, sky blue pedicels,''shorter than the sta 



^ a \hfh Tf.." ^"^"'«^t'l\^ '^'"^' ^« »«"g «^ the corolla, ir-^ 

 W furrn . i^ prm,^Ughtly curved. Mers incumbent, ..- 

 S fil foL ' t \^^"'- ^^^'•"'^"Perior, ovate, obliquely 3 furrowed. 

 ffl^suS il^;, f H"'-'/^. '^'' than the stamens. Ist^imfl capitate. 

 i?ri>e 'f^'i^- ^ '•^r'' ?/'"^^' S valved; one cell freqientlj 



Ci?ow; in .1 '" '^^^ ''"' "^■^'' truncate at one end. 

 UroHs in swamps and wet ground. 



l" lowers June— November. 



Creeping C&tnmeli 



2. EftECTA. 



C. corollis insequalibus; 



ovato-Iaiiceolatis : 



« 



foliis 



Corolla unequal; leaves 



ovate lanceolate ; 



stem 



