234 FKJWORT FAMILY. 



* * Racemes in the axils of the opposite leaves ; stems creeping or procnmltent at 



base, but above ascending : corolla, as in all the following, strictly wheel- 

 shaped. ~H 



*- WATER SPEEDWELLS or BROOK LIME, in water or wet ground, smooth and 

 with pale blue (sometimes darker st rij <l) flowers on slender spreading pedicels. 



V. Anagallis. In water N. : leaves lance-ovate acute, sessile by a heart- 

 haped base, 2' -3' long ; pod slightly notched, many-seeded. 



V. Americana. In brooks, much more common ; leaves mostly petioled, 

 ovate or oblong, serrate ; flowers on more slender pedicels ; and pod more tur- 

 gid than in the foregoing. 



V. SCUtellata. In bogs X. ; slender, with linear slightly toothed sessile 

 leaves, only 1 or 2 very slender zigzag racemes, few long-pedicelled pale flowers ; 

 and very flat pod deeply notched at both ends, broader than long, few-seeded. 



*-*- In dry ground, pubescent, with light blue flowers in spike.-like racemes. 



V. Officinalis, COMMON SPEEDWELL. Spreading or creeping, low ; leaves 

 wedge-oblong or obovatc, serrate, short-petioled ; pedicels shorter than calyx ; 

 pod wedge-obcordatc, several-seeded. 



* * * Raceme loose, terminating the leafy loiv stem or branches, or the small flowers 



in the axils of the gradually decreasing leaves. 



V. Serpyllifblia, THYME-LEAVED S. Creeping or spreading on the 

 ground ; with simple flowering stems ascending 2' -4', smooth ; leaves roundish, 

 small, almost entire; corolla pale blue or whitish with darker stripes, longer 

 than the calyx. 2/ 



V. peregrina, NECKWEED or PURSLANE-S. Common weed in damp 

 waste or cult, ground ; smooth, erect, branching, with lower leaves oval or 

 oblong and toothed, the upper oblong-linear and entire, inconspicuous flowers 

 almost sessile in their axils, whitish corolla shorter than the calyx, and many- 

 seeded pod slightly notched. (T) 



V. arv6nsis, CORN S. Introduced into waste and cult, grounds E. ; 

 hairy, 3' - 8' high, with lower leaves ovate and eremite, on petioles, the upper 

 sessile lanceolate and entire, blue flowers short-peduncled, and pod obcordate. (I) 



10. BUCHNERA, BLUE-HEARTS. ( Named for one Buchner, an early 

 German botanist.) Flowers summer. 11 



B. Americana. Sandy or gravelly plains, from New York W. & S. ; 

 rough-hairy, turning blackish in drying; with slender stem l-2 high, veiny 

 leaves coarsely few-toothed, the lowest obovate, middle ones oblong, uppermost 

 lance-linear, flowers scattered in the slender spike, and corolla deep purple. 



11. CALCEOLARIA. (From Latin calceulus, a shoe or slipper.) Tender 

 South American herbs or shrubs, with curious and handsome flowers, cult, as 

 house and bedding plants. The common cultivated species are now for the 

 most part too much mixed and crossed for botanical analysis. 



C. integrifdlia (also called RUG6SA and SAL VIA: Fi'> LI A) is the commonest 

 woody-stem ined species, with oblong leaves rugose in the manner of Garden 

 Sage, and small vellow or orange flowers in crowded clusters. 



C. COrymbbsa, herbaceous, hairy or clammy-pubescent, with ovate crenate- 

 toothed leaves nearly all at the root, and loose corymbs or cymes of yellow flow- 

 ers, the purple-spotted mouth considerably open. 



C. crenatiflbra, a fertile parent of many of the more showy herbaceous 

 garden forms, with more leafy stems and larger flowers, their orifice rounder and 

 smaller, the hanging lower lip or sac 1' or more long, more obovate and flat, 

 somewhat 3-lobed as it were towards the end, and variously spotted with purple, 

 brown, or crimson. 



C. SCabiosaefOlia is a delicate annual, with pinnatoly divided slightly 

 hairy leaves, on petioles dilated and connate at base, and loose small pale yellow 

 flowers with globular lower lip about ^' wide. 



