Ny BO 
Ps 
Scrophulariaceae 353 
rolla rotate or salverform or short-campanulate, 2—15 mm. long, often blue; calyx 
4- or rarely 5-toothed. 
B. Leaves chiefly scattered along the stem, at least the lower opposite, entire to 
toothed; spikes or racemes terminal or axillary; annual or perennial. 
VERONICA (p. 353) 
BB. Leaves chiefly basal, all alternate, toothed to divided; spikes or racemes terminal; 
perennial. SYNTHYRIS (p. 354) 
AA. Leaves 10—25 cm. long, pinnately veined, alternate; plant erect, 3—15 dm. 
high; corolla tubular or long-campanulate, 35—-50 mm. long, not blue; calyx 
5-toothed. DIGITALIS (p. 354) 
VERONICA SPEEDWELL 
Annual or perennial. Leaves mostly opposite, rarely whorled or alternate. Flowers 

small, white or pink or blue, solitary in the leaf-axils, or in terminal or axillary racemes or 
spikes. Calyx 4—-5-parted. Corolla rotate; tube very short, limb deeply 4—5-lobed; 
lower lobe usually smallest. Stamens 2. Ovary 2-celled; stigma capitate. Capsules 
somewhat flattish, emarginate to 2-lobed, loculicidal. Seeds few to many, flat to cup- 
shaped. (Said to be in honor of St. Veronica. ) 
A. Flowers in the axillary racemes; bracts of the racemes small, not leaf-like; perennial. 
B. Leaves linear to linear-lanceolate; capsule distinctly flat; seeds several. W.C. E. 
V. scutellata L. (Marsh Speedwell) 
BB. Leaves ovate to oblong-lanceolate; capsule turgid, orbicular or nearly so; seeds 
many. 
C. Stem-leaves short-petioled, serrate. W. C. E. 
V. americana Schw. (Brook-lime) 
CC. Stem-leaves sessile or somewhat clasping, serrate or entire. E. 
V. anagallis-aquatica L. (Water Speedwell) 
AA. Flowers solitary in the axils of the upper leaves which are either foliage leaves or 
leaf-like bracts. 
D. Perennial; most of the leaves opposite; inflorescence-leaves much reduced, the 
upper bract-like. 
E. Lower leaves petioled, upper sessile; capsule wider than long. 
F. Rachis and pedicels puberulent but not glandular-hairy; corolla 3—4 mm. 
wide, whitish or pale blue; leaves 7—15 mm. long. W. E. 
V. serpyllifolia LU. (Thyme-leaved Speedwell) 
FF. Rachis and pedicels glandular-hairy; corolla 5—10 mm. wide, dark blue; 
leaves 10-25 mm. long. W.C.E. (V. serpyllifolia humifusa. ) 
V. humifusa Dicks. 
EE. Al the leaves sessile; capsule longer than wide. 
G. Leaves longer than the internodes; corolla 6—10 mm. wide. 
H. Stem glabrous; sepals lanceolate; corolla blue to violet, 8—10 mm. 
wide. W.C. E. V. cusickii Gray 
HH. Stem pubescent above, glabrous below; sepals oblong to ovate; corolla 
white with purplish throat, 6—7 mm. wide. C. 
V. allenii Greenm. 
GG. Leaves shorter than the internodes; corolla 5—6 mm. wide. W. C. E. 
(V. wormskioldii; V. alpina unalaskensis. ) 
V. scutellata L- (Marsh Speedwell) 
DD. Annual; most of the leaves alternate; inflorescence-leaves normal or merely 
smaller. 
I. Flowers in the axils of reduced leaves; pedicels short; seed flat. 
