250 THE FLORA. 



a L. Canaden'se. Canada T. Leaves linear, obtuse. Flowers small, blue, loosely 

 raoemed. Stem erect. 



8 L. Elat'ine. PoiKted T. Leaves ovate-hastate. Flowers small, yellow, and pur- 

 ple. Stem prostrate. 



3. GEATI'OLA. Hedge-hyssop. 



Calyx nearly equally 5-parted. Corolla upper lip entire or slightly 

 2-eleft, lovrer 3-oleft. Fertile stamens 2, mostly with 3 sterile filaments. 

 Pod 2-celled, 4-Talved, many-seeded. — Low herbs with opposite leaves. 

 Peduncles axillary, 1-flowered, usually with 2 bracts near the calyx. 

 ■June- August. 



% Flowers on peduncles. Plants weak, smooth, or viscid a 



§ Flowers sessile or nearly so. Plants rigid, bristly-hairy. S .... 8, 9 



a Sterile filaments thread-like, tipped with a small head b 



a Sterile filaments none, or very minute and pointed 5-7 



b Leaves entire or nearly so. Plants smooth. . ..1,2 



b Leaves toothed. Plants generally viscid-downy. Flowers white 8, 4 



1 Gr. officina'lis. Officinal H. Stem erect. Leaves clasping. Fls. whitish. S. 



2 G. au'rea. &olden H. Stem ascending, branched. Leaves sessile. Flowers 



yellow, showy. 

 8 Gr. visco'sa. Viscid H. Leaves ovate-laneeolatc. Sepals and bracts lanceolate. S. 

 4 Gr. ramo'sa. Brancldng H. Lvs. linear-lanoe. Bracts minute. Sepals linear. S. 



5 Gr. sphasrocar'pa. Jiound-fruUed H. Peduncles not longer than calyx. Pod 



globular. W. [calyx. S. 



6 G. Florida'na. Florida H. Peduncles long. Corolla four times longer than the 



7 G. Virginia'na. Virginian li. Peduncles long. Cor. twice longer than calyx. 



8 G. pilo'sa. Hairy H. Leaves ovate, toothed. Corolla scarce longer than calyx. S. 



9 G. subula'ta. Awl-lv, JI, Leaves narrow, entire. Cor. thrice longer than calyx. S. 



4. VEEON'IOA. Speedwell. 

 Calyx 4-parted. Corolla with a wheel-shaped, spreading, 4-oleft bor- 

 der, the lov^er segment smallest. Stamens 2, inserted into the tube, pro- 

 jecting. Sterile filaments 0. Pod flattened, mostly obtuse or notched at 

 the apex, 2-celIed, few or many-seeded. — Mostly herbs, with opposite 

 leaves. Plowers small, solitary, axillary, or racemed, blue, flesh-color, or 

 white. March-September. 



§ Erect, tall (U-4f.). Flowers in dense terminal spikes 1, 2 



§ Low, weak (8-12'). Leaves .opposite. Corolla tube very short. . . .a 



a Eaoemes mostly opposite, from the axils of the leaves, sky-blue 8, 4 



a Eacemes mostly alternate, from the axils of the leaves, light-colored 5, 6 



a Eacemes terminal, or the flowers axillary and not racemed b 



