328 FIGWOKT FAMILY. 



Var. pectinata, Nutt. Sandy Ijarreus, N. Car., S. ; more hairy than 

 the foregoing, with liner divided leaves, alternate pedicels shorter than 

 pinnatifid calyx lobes ; corolla broader and 1\' long. 



++ ++ Pubescence not glandular. 



G. grandifl6ra, Benth. Oak openings from Wis. and Minn., .*>.; stems 

 bushy-branched, 3°-4'^ high, minutely downy ; leaves ovate-hmrcolate, 

 coarsely cut-toothed, the lower pinnatifid ; pedicels shorter than the 

 barely toothed calyx lobes ; corolla 2' long. 



G. fl^va, I.inn. 8°-4° high, minutely soft-downy ; upper leaves lance- 

 olate or oblong and entire, lower sinuate or pinnatifid ; pedicels very 

 short ; flowers in a leafy raceme ; stems nearly simple ; corolla li' long. 

 Open woods, N. Eng., \\'. and S. 



^ 1- Plunt^ylahrous. 



G. quercif61ia, Tursli. Eich woods, N. Eng., S. and W.; 3°-6° high, 

 smooth and glaucous ; upper leaves often entire, lower once or twice pin- 

 natifid ; pedicels as long as calyx ; corolla 2' long. 



G. laevigata, Kaf. Barrens, from fenn., S. and W. ; l°-2° high, 

 smooth, not glaucous ; leaves lanceolate, entire ; corolla 1' long. 



» » Corolla purple (or sometimes xchite) naked icithin ; caltjx deeply and 

 nneqrially b-cleft ; anthers pointless, those of the shorter pair much 

 smaller; leaves rather broad. 



G. auriculata, Michx. Low grounds, from Penn. S. and W. ; rough- 

 hairy, with nearly simple stem, lanceolate or oblong leaves entire, or the 

 lower with a lobe on each side of the base ; flowers sessile in the upper 

 axils ; corolla 1' long. 



* * * Corolla purple or rose-rolnr, someirhat bell- shaped ; calyx teeth 

 short; anthers all alike, nearly puintless at base; leaves narrow, linear 

 or thread-shaped, entire; loot-ely branrhiny. 



1- Stems witlnirominent leaves. 



■w- 11 Pedicels erect, as long as the floral leaves. 



G. Iiuif6lia, Nutt. Pine barrens, Del., S. ; with erect branches, and 

 erect linear leaves about the length of the peduncles, truncate calyx, and 

 corolla 1' long. 



*+ ++ Pedicels little, if any, longer than the calyx. 



G. purptirea, Linn. Pedicels stout ; calyx conspicuously 5-lobed ; 

 leaves opposite and spreading ; rather broad linear corolla ^'-1' long. 

 Low grounds near sea coast and Great Lakes. Variable. 



G. maritima, Kaf. Salt marshes N. and S. ; lower than the preceding, 

 and with fleshy blunt leaves; calyx obtusely 5-toothed ; corolla I'-l' long. 



H-h ++ •«- ® Pedicels equaling or exceeding the corolla. 



G. tenuif61ia, Valil. Pedicels opposite, equaling the linear spi-eading 

 leaves; calyx-teeth broadly awl-shaped ; corolla ^'-.^' long. Common. 



G. filif6iia, Nutt. With alternate i)edicels twice the length of ilie 

 rather fleshy, thread-shaped or slightly club-shaped fascicled leaves ; 

 corolla 'l' long. Barrens, Ga., S. 



•t- ■*- Stems with minute scales in place of leaves. 



G. aphylla, Nutt. Pedicels short, alternate along one side of the 

 flowering branches, and minute scale-like or awl-shaped appressed leaves, 

 miimte calyx teeth, and corolla V long. Barrens, N. Car., S. ® 



