FAM. 117, 148. 117 



vhtly pendulous at the base, adnate to the upper part of the 

 short column. _-_-__-__ Aceratus 



A. Floridana longifoliai. Stem with linear leaves and 2-3 or more many-flow- 

 '. umbels; corolla dull-purple outside; crown purplish, adnate to the up- 

 per part of the column, rising to about the middle of the anthers; anther- 

 wings angled at the middle; follicles fusiform. Wet pine-land. Spring 

 and Summer. 



147. Dichondraceae, Dichondra Family. 



Herbs with creeping stems and alternate leaves; flowers 

 pedieelled, solitary in the axils; calyx 5-lobed; corolla 5- 

 lobed, rotate to campanulate; stamens 5 shorter than the 

 corolla; ovaries 2. pubescent; styles 2, distinct; fruit con- 

 sisting of 2 utricle-like capsules. 



Stems branched, often matted; flowers erect. - Dichondra 



D. Carolinensis. Leaves reniform or suborbicular. cordate, on long petioles; 



calyx silky; corolla small, greenish-white. Low grounds. Spring to Fall. 



148. Convolvulaceae, Morning-glory Family. 



Mostly prostrate or twining herbs with alternate, ex- 

 stipulate leaves, and perfect regular flowers, solitary or 

 in cymes; sepals 5, more or less united; corolla 5-lobed, 

 angled or-plaited; stamens 5, partially adnate to the corolla- 

 lobes and alternate with them; ovary free, 2-5 celled, seated 

 in a fleshy disk; styles 1 or 2; stigma sometimes 2-lobed; 

 fruit a capsule, 2-4 celled, or 1- or 5-celled. 



1. Styles 2-3, distinct or nearly so, ---------2 



1. Styles united into one, ---------- 3 



2. Styles 2, distinct, each 2-cleft; — herbs with small flowers, solitary in 



the axils, or in terminal racemes or panicles; corolla white, pink 

 or blue, funnelform, campanulate or rotate; stamens 5. included; 

 ovary 2-celled. -------- Evolvulus 



E. sericeus. Linear, sessile leaves on slender zigzag branches; corolla rotate. 



Damp soil. Summer and Fall. 



2. Styles 2, distinct or united below, entire; — prostrate or twining herbs 



with 1-5 flowers on axillary peduncles; corolla white, pink, pur- 

 ple or yellow, campanulate; stamens 5, included; ovary 2-celled. 



Stylisma 



S. humi strata. Sepals glabrous or nearly so; corolla white or pinkish. In sandy 

 soil. Summer and Fall. 



S. aquatic*. Sepals silky-tornentose; corolla rose-purple. Around pine-land 

 ponds. Summer and Fall. 



3. CoTolla salverform; stamens and style exserted; — twining vines with 



flowers in axillary cymes, or solitary; corolla-limb shorter than 

 the narrowly funnelform tube, 5-lobed; ovary 2-celled or falsely 



