34 
Divisions of the calyx not reaching the middle; leaves 
often blotched with white. } ies 
Pulmona'ria officinalis. Lungwort. LE 
Calyx divided nearly to the base. 
Calyx-segments wide; leaves thick, covered with hard 
; dots when dry, without hairs. 
L Merten’sia maritima. 
Calyx-segments very narrow; leaves more or less 
hairy ; fruits very hard. 
Lithospermum. Gromwel/. 
CARYOPHYLLA’'CEZ. 
oe in one piece, 4- or 5-toothed or lobed. 
Calyx with 2 or more scales or bracts outside it at its 
f base. ) 
| Dian'thus. Pink? 
“No scales outside the calyx. 
Calyx swollen and inflated, thin, without hairs, with 
( a network of veins all over it. } 
L Silene Cucu’balus. ladder Campion. 
Calyx not swollen, or, if so, hairy. 
Ovary surmounted by 4 or 5 slender styles (or a 
f flowers with stamens only). , 
Lychnis.? 
Flowers with 2 or 3 styles only. 4 
Styles 2; leaves with 3 or 5 strong, pen hence ee 
[ nerves. S 
L Sapona ia officinalis. Soa pwork? 
Styles 3; leaves with a single mid-rib. 
Silene. 
Sepals not united, or only near their base. 
Leaves mostly in whorls of 4 or more at one level. 
fe wider towards their apex, mostly whorled ‘, 
fours ; styles 3-branched. 
Polycar’pon tetraphyllum. 
Z/ 
Leaves very narrow throughout, semi-cylindric ; \ | / 
styles 5. } \\ 
Sper’gula arven'sis. Sfurry. 
Leaves opposite (or in opposite tufts). 
Leaves very narrow, with conspicuous white stipules 
[ at their base. ; ; 
Spergularia ru'bra. Sandspurry. 
Leaves without stipules. 
