294 SCROPHULARIACEX. (FIGWORT FAMILY.) 
9. ILYSANTHES, Raf 
Calyx 5-parted, bractless. Corolla bilabiate; the upper lip short, erect, 
2-cleft ; the lower larger, spreading, 3-cleft. Fertile stamens 2, included ; the 
two anterior ones sterile, 2-lobed, with one of the lobes tipped with a gland, the 
other smooth, acute. Capsule ovate or oblong, as long as the calyx. — Smooth 
annuals, growing in wet or muddy places. Stems 4-angled. Leaves opposite. 
Peduncles axillary, often reflexed in fruit. Flowers small, purplish. 
1. I. grandiflora, Benth. Stem creeping, very leafy ; leaves roundish, 
entire, nerveless, partly clasping ; peduncles 2—3 times as long as the leaves; 
sterile stamens lobed at the middle. — In Georgia, Nuttall. — Leaves 3-4" 
long. Corolla larger than in the next. 
2. I. gratioloides, Benth. Stem erect, at length diffusely branched; - 
leaves lanceolate, oblong, or ovate; the lowest narrowed into a petiole, the 
upper sessile, acute, obscurely toothed or entire; lower peduncles mostly shorter 
than the leaves, the upper much longer, spreading ; corolla pale blue, twice as 
long as the calyx; capsule oblong, acute, scarcely longer than the calyx. 
(Lindernia dilatata and attenuata, Ell. Gratiola anagallidea, Michx. G. tetra- 
gona, EU.?) — Springs and rivulets, common. May - Sept. — Stem 6/ - 12! 
long. Leaves 3/-1/ long. Corolla 3" — 4" long. 
3. I. refracta, Benth. Stem erect, very slender, forking ; radical leaves 
tufted, oblong, obtuse, entire, narrowed at the base; the others remote, ; 
lanceolate, sessile ; peduncles filiform, many times longer than the leaves, re 
flexed in fruit; corolla pale blue variegated with purple; capsule oblong-inear, 
twice as long as the calyx. (Lindernia monticola, Nutt.) — Springs and muddy 
banks of rivulets in the middle and upper districts, Mississippi to North Caro- 
lina. July - Sept. — Stem +6’ ~ 12’ high. Radical leaves 1’ long. Corolla 
3" — 4" long. 
4 I. saxicola. Stems clustered, leafy, simple or sparingly branched; 
leaves oblong, entire, obtuse, sessile; the radical ones densely tufted, narrowed — 
into a petiole; peduncles rather stout, 3 — 4 times as long as the leaves, widely 
spreading or reflexed in fruit; corolla blue, variegated ; capsule ovoid, rather 
longer than the calyx. (Lindernia saxicola, M. A. Curtis.) — On rocks a 
Tolula Falls, Georgia, and Cherokee, North Carolina, Curtis, Aug. 4!— 
Stems 3/—-5' high. Stem-leaves 2-4" long. Corolla 4" long. 
