5 <20 .ORDER 86. SCROPHULARIACE^E. 



22. SYNTHY V RIS, Benth. (Gr. ovv, together, Ovpi$, a door ; sc. 

 valves closed.) Calyx 4-parted ; corolla subcampanulate, segments 4, 

 erect-speading or ; stamens 2, inserted into the tube of the corolla, 

 exserted ; anther cells parallel, distinct ; capsule compressed, obtuse or 

 emarginate, loculicidal, seeds plano-convex. It N. American, with a 

 thick root. Radical Ivs. petiolate, caulinc bract-like, on the scape-like 

 Ktem, alternate. FIs. racemed or spicate. 



3- Houghtoniana Benth. Hirsute, radical Ivs. ovate, subcordate at base, crenu- 

 : late, obtuse ; scape erect, clothed with foliaceous bracts, dense-flowered above ; 



or. as long as the calyx, upper segment longer than the other very short ones. 

 ry hills, Wis. (Lapham). Lvs. 2 to 3' by 1J to 2', on petioles about an inch 

 long, some of the leaves often subprbicular. Bracts much smaller, ovate and 



~ 



< Thy hills, Wis. (Lapham). Lvs. 2 to 3' by 1 to 2', on petioles about an inch 



long, some of the leaves often subprbicular. Bracts . much smaller, ov 

 .' r ovate-lanceolato, clasping. " Scape 9 to 12' high. Spike elongated in fruit. 



23. DIGITA'LIS, L. FOX-GLOVE. (Lat, diyitabulum, a thimble.) 

 Calyx 5-parted ; corolla campanulate, ventricous, upper lip reflcxed, 

 spreading, middle segment of the lower lip broadest ; capsule ovate, 2- 

 oelled, 2-valved, with a double dissepiment. Herbs or shrubs of Europe 



.and Asia. Lower Ivs. crowded, petiolate, upper alternate. FIs. in 

 showy racemes. Poisonous and medicinal. 



Corolla tube subglobous, scarcely longer than the lower lip Nos. 1, 2, 7 



, Corolla tube cainpanulate, twice longer than the lower lip Nos. 8,4,0 



Corolla tube subcylihdric, twice longer than the lower lip No. 5 



1 D. orientalis Lam. St. and lance-linear Ivs. glabrous ; spike interrupted, 

 glandular-villous ; pedicels very short ; cal. segments ovate-lanceolate, acute ; cor. 

 pubescent, lower segments oblong, obtuse. If Bythinia. Height 3f. Corolla 

 purplish, spotted. 



2 D. ferrugiiiea. Lvs. oblong-lanceolate, very smooth ; rac. many-flowered ; cal. 

 segments oval-elliptical, obtuse ; cor. limb subglobous, woolly, lower segment ovate. 

 U in Greece, Armenia and Circassia. Corolla rust-colored, 16" long, lower lip 

 longest, densely bearded, f 



3 D. purpurea L. Lvs. oblong, rugous, petiolate, crenate; cal. segm. ovate ob- 

 long ; cor. obtuse, upper lip entire ; ped. as long as the calyx. <1) Plant 2 to 3f 

 liigh, with large, rough, downy Ivs. FIs. numerous, in a long, simple spike, 

 large, crimson, often white, with eye-like spots within. JL \ f Eur. 



4 D. grandiflora Allioui. Lvs. ovate or oblong-lanceolate, veiny, serrulate, 

 amplexicaul ; rac. tomentous, lax ; cal. segments lanceolate, acute ; cor. ventricous- 

 campanulate, segments broader than long, lowest twice broader than the lateral. 



! in Europe. Plant 2 3f high. Flowers 1^-' long, yellow, varying to browh- 

 i . ish or orange, f < . 



5 D. lutea L. Very smooth ; Ivs. oblong or lanceolate, denticulate ; rac. 

 fecund, many-flowered ; cal. segments lanceolate, acute ; cor. glabrous, .-tube sub- 



" ventricous, lower segment half as long again as the rest. ?[. Europe. Stem 

 3f high. Flowers 8 10" long, yellow, varying to white, f 



6 D. Thapsi, with mullein-like Ivs. all radical and flat on the ground. 



7 D. leucophaja, with very large, dense, leafy racemes of dusky whito fls., 

 and a few other species may bo found in gardens. There are also many hybrids, 

 difficult of course, to determine. 



24. VERON'ICA, L. SPEEDWELL. (Perhaps namca for St. Veronica.} 

 'Calyx 4-parted ; corolla subrotate, deeply 4-clcft, lower segments mostly 

 narrow ; stamens 2, inserted into the tube, exserted ; sterile fil. ; cap- 

 sule compregsed, 2-sulcatc, often obcordate, 2-ccllcd, few-seeded. 

 Herbs or shrubs (the follow ing r-pecics herbs). Lvs. opposite. Fls. sol- 

 itary, axillary or in racemes, blue, flesh-colored or white. ; 



V Toll, eroot (IS' to 4f ). Fls. in denets terminal spikes. Corolla tube elongated \<>s. 1, l:: 



Low, we.iMS to V-"). J,oavcs opposite ^nt k.so). Corel!:, .tnln- very tbovj. (.;} .. :.j 



