NAT ORDER. 
Primulacc(B. 
PRIMULA AMCENA. CAUCASIAN PRIMULA. 
Class V. Pentandria. Order L Monogynia. 
Ge7i. Char. Calij.r, many-leaved. Corolla, monopetalous. Tube, 
cylindrical, the length of the calyx. 
Spe. Char. Stamens, with five very short filaments. Arithers, acu- 
minate. Style, filiform, length of the calyx. 
The leaves are about three inches and a half long, one and a 
quarter broad ; the spatlie is oblong, crenate, denticulate, much atten- 
uated towards the base, but scarcely petioled, slightly hirsute and 
bright green above, densely covered with white wool below, neatly 
and regularly rugose, middle rib and veins very prominent behind, 
primary veins nearly at right angles with the middle rib and secon- 
dary veins, which are nearly at equal distance apart, reticulated at 
the edges of the leaf ; scape and Jioicers about seven inches high, 
lateral, erect, tomentose-villous ; umbel many-flowered ; involucre 
awl-shaped ; jjedicels erect, unequal, from half an inch to an inch 
long, pubescent; calyj: glanduloso-pubescent, pentagonal, ovate-ob- 
long, five-toothed ; angles prominent and green ; corolla very hand- 
some, purplish-lilac in bud or when recently expanded, more blue 
after a few days ; tube scarcely longer than the calyx, purple, glab- 
rous and wrinkled; /i^7<,6 spreading, nearly flat ; seo-mewis elliptical, 
emarginate ; anthers nearly sessile in the throat, and yellow ; pollen 
yellow ; germen globular, glabrous, and lobed ; the style is about 
twice the length of the germen ; the stigma is large and hemi- 
spherical. 
Vol. iv.— 26. 
