158 COMMON CANADIAN WILD 



Tar. Tartar'iea, Benth., has pale purple flowers. 

 15. BART'SIA, L. 



B. Odonti'tes, Huds. Stem branching, scabrous-pubes- 

 cent. Leaves oblong-lanceolate, coarsely and remotely 

 serrate. - Atl. sea-coast. 



1C. RHIXAX'THtIS, L. YELLOW-RATTLE. 



R. Crista-galli, L. (COMMON YELLOW-BATTLE.) Locali- 

 ties much the same as those of Euphrasia. Seeds broadly 

 winged, rattling in the inflated calyx when ripe. 



17. PEDICIJLA'RIS, Tourn. LOUSEWORT. 



1. P. Canadensis, L. (COMMON LOUSEWORT. WOOD BET- 

 ONY.) Stems clustered, simple, hairy. Lowest leaves pin- 

 nately-parted. Flowers in a short spike. Copses and 

 banks. 



2. P. laneeola'ta, Michx., has a nearly simple, smooth, 

 upright stem, and oblong-lanceolate cut-toothed leaves. 

 Calyx 2-lobed, leafy-crested. Pod ovate. Grassy swamps. 



3. P. Furbish' i8B, Watson. Leavespinnately-parted, and 

 the short oblong divisions pinnately cut, or (in the upper) 

 serrate. Calyx-lobes 5. Upper lip of corolla straight and 

 beakless. Eiver banks, Atl. Prov. 



18. MELAMPY'RUM, Tourn. Cow-WHEAT. 



M. America' num, Michx. Leaves lanceolate, short- 

 petioled ; the lower ones entire. Open woods. 



ORDER LXI. VERBENA' CEJE. (VERVAIN FAMILY.) 



Herbs (with us), with opposite leaves, didynamous sta- 

 mens, and corolla either irregularly 5-lobed or 2-lipped. 

 Ovary in Verbena 4-celled (when ripe splitting into 4 nut- 

 lets) and in Phryma 1-celled, but in no case 4-lobed, thus 

 distinguishing the plants of this Order from those of the 

 next. 



Synopsis of the Genera. 



1. Verfoe'na. Flowers in spikes. Calyx tubular, 5-ribbed. Corolla 

 tubular, salver-form, the border rather irregularly 5-cleft. Fruit 

 splitting into 4 n-^lets. 



