PRIMULACEJE. (PRIMROSE FAMILY.) 281 
as long as the calyx. — Swamps and marshy banks of streams, in the upper 
districts, July. — Stem 29-39 long. Flowers smaller than in any form of the 
preceding. 
7. L. longifolia, Pursh. Smooth; stem erect, mostly simple, 4-angled; 
leaves linear, obtuse, sessile, with the margins revolute, the lowest ones spatu- 
late; corolla large, with roundish abruptly acute lobes. — Wet banks, South 
Carolina, and northward. July to Sept. — Stem 1°~3° high. Leaves 2!-4! 
long, rather rigid. Corolla 8" — 9/ in diameter. a 
3. DODECATHEON, L. Awrni0AN Cowsrrr. 
Calyx 5-cleft, the lobes reflexed. Corolla-tube very short, the 5-parted limb 
teflexed. Stamens 5, the filaments monadelphous at the base: anthers long and 
linear, erect. Capsule oblong-ovate, 5-valved at the apex, many-seeded. — Stem- 
less herbs. Leaves radical, clustered, spatulate or oblong. Flowers umbellate, 
terminating the naked scape, white or purple. 
l. D. Meadia, L. Smooth; leaves entire or obscurely crenate; umbel 
bracted, many-flowered ; flowers sho , nodding. — Woods, North Carolina and 
Tennessee. May and June. |— Scape 1° high. Leaves 4! - 6! long. 
|: 4. ANAGALLIS, L. PIMPERNEL. 
Calyx 5-parted. Corolla wheel-shaped, 5-parted, longer than the calyx. Sta- 
Mens five: filaments bearded. Capsule globose, opening transversely, many- 
seeded. — Low herbs, with opposite or whorled leaves, and axillary peduncled 
flowers, 
l. A. arvensis, L. Stem branching, spreading, 4-angled ; leaves ovate, 
Sessile ; peduncles longer than the leaves, nodding in fruit ; flowers red. — Fields 
and pastures. Introduced. July. @)— Stem 6/ long. 
5. CENTUNCULUS, L. 
Calyx 4-parted. Corolla bell-shaped, 4-cleft, shorter than the calyx. Sta- 
_ Mens 4, beardless. Capsule globose, many-seeded, opening transversely. — 
Small annuals, with alternate leaves, and minute nearly sessile axillary white 
1. C. minimus, L. Stem 3-angled, ascending, mostly branched ; leaves - 
obovate, acute; flowers often clustered. (C. lanceolatus, Michz.) — Low ground - 
near the coast, Florida to North Carolina, and westward. March and April.— - 
Stem 1- 67 long. 
6. SAMOLUS, L. 
Calyx 5-cleft; the tube adherent to the base of the ovary. Corolla salver- - ee 
5-parted, commonly with slender filaments interposed. Stamens 
. | Capsule 5-valved at the apex, many-seeded. — Smooth and : 
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