FAM. 166. 123 



or berrv-like. or drv and then separating into 2 or 4 nut- 

 lets. 



1 Herbs, sometimes more or less shrubby, -----__2 



1. Shrubs or trees, _-■____.__. 3 



2. Stems erect; fruit of 4 nutlets; — leaves opposite; flowers in spikes; 



corolla-tube straight or curved, the limb regular, or more 

 or less 2-lipped, the throat bearded; stamens 4 or 2, included; 

 ovary 4-celled with solitary ovules; stigma 2-lobed. Dry soil. 

 Spring and Summer. _--___ Verbena, Yerzain 



V. urticaefolia. Leaves lanceolate to ovate, crenate-serrate; flowers white in 

 slender interrupted spikes. 



V. Carolinensis. Leaves spatulate to oblong, doubly serrate; flowers pink or 

 bluish in slender spikes, becoming interrupted. 



V. angustifolia. Leaves linear to lanceolate, coarsely serrate; flowers blue or 

 purple in linear spikes. 



V. Lambertii (Aubletia). Leaves lanceolate, incised or lobed; stem branched 

 at the base; flowers purple, lilac or white, showy. Dry soil and cultivated. 

 Summer. 



Several verbenas are cultivated with scarlet, purple, rose, lilac and white flowers 

 either in spikes or panicles. 



2. Stems procumbent or creeping; fruit of 2 nutlets; — leaves opposite or 



whorled; flowers in peduncled axillary spikes, subtended by a 

 conspicuous bract; corolla 2-lipped, with 4 segments; stamens 

 4. included; ovary 2-celled with solitary ovules; stigma oblique, - Phyla 

 P. (Lippia) nodiflora. Leaves spatulate. serrate above the middle; flowers pur- 

 ple to white. Damp sandy soil. Spring to Fall. 



3. Leaves 3-7 digitately compound; — flowers in paniculate cymes; calyx 



with 5-3 lobes; corolla with spreading irregular limb; stamens 

 4. exserted; ovary 2 or 4 celled; fruit a drupe, Vitex, Chaste-tree 



V. Agnus-Castus. Leaves 5-7 foliate; corolla white, blue or purplish. Culti- 

 vated. 



3. Leaves simple, --___--____4 



4. Flowers in dense peduncled spikes; fruit drupe-like of 2 nutlets; — 



leaves opposite, toothed; corolla 4-5 lobed. more or less 2-lip- 

 ped; stamens 4, included; ovary 2-celled, with solitary ovules. 

 Sandy soil, escaped from cultivation. - Lantana 



L. Camara; opening yellow, but changing to orange or scarlet. 



L. Sellowiana, Polecat-geranium; magenta or lilac. 

 4. Flowers in terminal or axillary racemes; fruit a drupe included in 

 the calyx, of four nutlets; — leaves opposite or whorled; corolla 

 funnelform or salverform, 5-lobed; stamens 4, didynamous, 

 included; ovary imperfectly 8-celled; ovules 1-2 in each cell, Duranta 



D. plumieri, i,ulden Dcwdrop. Flowers pale blue or lilac, often with two pur- 

 ple streaks, in racemes; drupes yellow; leaves opposite, elliptic, acute, 

 entire or unequally serrate above the middle. 

 4. Flowers in terminal cymes; fruit a lobed or ribbed drupe; — calyx 

 5-lobed; corolla funnelform or salverform, 5-lobed; stamens 

 adnate to above the middle of the corolla-tube, - - Clerodendron 



C. Siphonanthus, Turk's Turban. Flowers in long tnchotomoua cymes, yel- 



