298 SCROPHTJLARIACEiE. (FIGWORT FAMILY.) 
leaves ovate; the lower petioled; the upper ovate-lanceolate, clasping 
by the heart-shaped base, toothed ; whorls about ^-flowered ; flowers 
long-yeduncled ; corolla (blue and white ) twice the length of the calyx. 
— Rich shady places, W. New York and Ohio. May, June. 
2. C. parviflora, Dougl. Nearly smooth, small ; lower leaves 
ovate or rounded, petioled; the upper oblong-lanceolate, mostly en¬ 
tire; whorls 2- 6-flowered ; flowers shorl-peduncled ; the small (blue) 
corolla scarcely exceeding the calyx. — South shore of Lake Superior, 
Pitcher ; thence westward. 
C. bicolor, Benth., a showy Californian species, is becoming com¬ 
mon in cultivation. 
5* CHELONE, Toum. Turtle-head. Snake-head. 
Calyx of 5 distinct imbricated sepals. Corolla inflated-tubular, 
with the mouth a little open ; the upper lip broad and arched, 
keeled in the middle, notched at the apex ; the lower woolly* 
bearded in the throat, 3-lobed at the apex, the middle lobe small¬ 
est. Stamens 4, with woolly filaments and very woolly heart- 
shaped anthers ; and a fifth sterile filament smaller than the oth¬ 
ers. Seeds many, wing-margined. — Smooth perennials, with 
upright branching stems, opposite serrate leaves, and large white 
or purple-rose-colored flowers, which are nearly sessile in spikes 
or clusters, and closely imbricated with round-ovate concave bracts 
and bractlets. (Name from xcXannj, a tortoise , the corolla much 
resembling in shape the head of that animal.) 
1- C. glabra, L. Leaves very short-petioled, lanceolate, point 
ed. Varies with the leaves narrowly or very broadly lanceolate, 
finely or coarsely serrate; the flowers white, rose-color, or purple. 
(C obliqua, L., &c.) —Wet places, common. July - Sept. Callei 
also Shell-flower, Balmony , &c. 
6. PENTSTEMON, Mitchell. Pentstemon. 
Calyx 5-parted. Corolla tubular and more or less inflated, 
mostly 2-lipped; the upper lip 2-lobed, and the lower 3-cleft. 
Stamens 4, declined at the base, ascending above; and a fifth s t er 
ile filament usually as long as the others, either naked or bearded. 
Seeds numerous, wingless. — Perennials, branched from the base, 
simple above, with opposite leaves, the tipper sessile and mos y 
clasping. Flowers showy, thyrsoid-panicled. (Name from TreV*, 
five, and orq/zaw, stamen; the fifth stamen being present and con¬ 
spicuous, although sterile.) 
