ACANTHUS FAMILY 207 



flowered, stalked, axillary clusters of violet or purple two- 

 lipped flowers, about an inch long, streaked on the lower 

 lip with darker color. 



Several cultivated plants of this family — thunbergias, 

 strobilanthes, and Jacobinia — are seen in Florida gardens, 

 and in a few places are becoming naturalized. 



Calophanes oblongifolia. Flowers bluish purple or pale 

 purple, spotted with darker, somewhat 2-lipped, nearly 1 in. 

 long, sessile in leaf-axils. Calyx lobes 5, bristle-like. 

 Stamens 4. Plants 4-12 in. tall. Leaves oblong, 1 in. long 

 or less. Dry soil. Blooming from late winter to fall. Fla. 

 to Va. 



Calophanes angusta. Similar to above, but smaller. Leaves 

 linear. Flowers small. Blooming all the year. Southern Fla. 



Ruellia humilis. Flowers pale bluish, about 2 in. long 

 and nearly 2 in. across, sessile in leaf-axils, erect, funnel- 

 shaped, 5-lobed. Calyx lobes 5, bristle-like. Stamens 4. 

 Stems almost lacking early in season, later growing to a 

 few inches in height. Leaves oblong or oval, 1-4 in. long, 

 minutely hairy. Sandy soil. Blooming from spring to 

 fall. Fla. and Ga. to Miss. 



Ruellia ciliosa. Flowers blue, 2 in. long. Plants 8-24 in. 

 tall. Leaves oblong or oval, 1-2 in. long, sessile, hairy. Dry 

 soil. Blooming in spring and summer. Fla. to N. J., Mich., 

 and Texas. 



Ruellia parviflora. Flowers blue or purple, nearly 2 in. 

 long. Plants 8-24 in. tall. Leaves oblong, stalked, 1-4 in. 

 long. Dry soil. Blooming in spring and summer. Fla. to 

 Md., Texas, and Ind. 



Stenandrimn floridanum. Flowers deep rose, nearly 1 in. 

 long, tubular below, 5-lobed above, in few-flowered spike. 

 Stamens 4. Stems 1-2 in. tall. Leaves basal, oblong or oval, 

 entire, 1-2 in. long, dark green. Pinelands. Blooming more 

 or less all the year. Fla. 



Diapedium assurgeus. Flowers red, about 1 in. long, 

 2-lipped, in spikes. Stamens 2. Calyx thin, 5-parted. Plants 

 1-3 ft. tall, branched, stem angled. Leaves elliptic or oblong, 

 1-3 in. long. Sandy soil. Blooming all the year. Fla. 



