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PRIMULACEiE. (PRIMROSE FAMILY.) 
5. Naumburgia. Corolla of 5 —6 petals, with intermediate teeth. 
6. Glaux. Corolla none: the calyx petal-like. 
Tribe 2. ANAGALLIDE.dE. — Pod free from the calyx, opening 
all round by a transverse line, the top falling off like a lid. 
7. Anagallis. Corolla longer than the calyx, 5-parted. Leaves 
opposite. 
Tribe 3. SAMOLEA. — Pod half adherent to the calyx. 
8. Samolus. Corolla bell-shaped; 5 sterile filaments in the sinuses. 
Tribe 4. HOTTONIEA.— Pod opening by valves. Seeds fixed 
by the base, anatropous. 
9. Hottonia. Corolla salver-shaped. Immersed leaves dissected. 
Tribe I. PRIMULIiLE. The Primrose Tribe. 
1* PRIMULA, L. Primrose. Cowslip. 
Calyx tubular, angled, 5-cleft. Corolla salver-shaped, enlarg¬ 
ing above the insertion of the stamens, the 5 lobes often notched 
or inversely heart-shaped. Stamens 5, included. Pod many- 
seeded, splitting at the top into 5 valves or 10 teeth. — Low per¬ 
ennial herbs, with a tuft of veiny leaves at the root, and simple 
scapes bearing the flowers in an umbel. (Name a diminutive of 
primus, from the flowering of the true Primrose in early spring.) 
1. I*. farill6§a, L. (Bird’s-eye Primrose.) Leaves ellip¬ 
tical or obovate-lanceolate, the lower surface with the 3 - 20-flowered 
involucre, fyc., covered with a white mealiness : corolla lilac with a yel¬ 
low eye. — Shores of Lake St. Clair, and the upper Great Lakes. 
June, July. — Scape 3' - 10' high. 
2. P. Mistassinica, Michx. Leaves spatulate or wedge- 
oblong, not mealy ; involucre 1 -8-flowered ; lobes of the flesh-colored 
corolla broadly and deeply obcordate, scarcely shorter than the tube. 
— Shores of the Upper Lakes. Also Crooked Lake, Sartwell , and 
Annsville, Oneida county, New York, Knieskem and Vasey. May. 
— A pretty species, 2'- 6 1 high. 
P. veris and P. vulgAris are the Cowslip and Primrose of Eu¬ 
rope, from which our cultivated varieties are derived. 
2. DODECATHEON, L. American Cowslip. 
Calyx deeply 5-cleft; the divisions lanceolate, reflexed. Corol¬ 
la with a very short tube, a thickened throat, and a 5-parted re- 
flexed limb; the divisions long and narrow. Filaments short, 
24* 
