130 KXGI.ISH BOTANY. 



gibbous glands at the base. Stamens 5. Capsule globular, opening by 

 5 valves, which remain adherent at the base and at the apex. Seeds 

 anatropous. 



AVater plants, with su1)mersed, finely divided leaves, and verticillate 

 lilac or white flowers, disposed in a raceme, the internodes between 

 the whorls cylindrical or inflated. 



The name of this genus of plants was given in honour of Peter Hotton, a famous 

 Dutch botanist, author of some woi-ks on medical plants. 



9 ^j- ^ SPECIES I.— HOTTONIA PALUSTRIS. Lim. 



, > , f Plate MCXXVIII. 



'^Jf ii i i ^c'"'''- I*^- ^1- Cierm. et Helv. Vol. XVIL Tab. MLXXXI. Pig. 3. 

 'Vh^ f^^m;Bilhf, PI. Gall, et Germ. Exsicc. No. 204. 



A' ^''V*^ •'^*'^ Xieaves pectinate. Flowers pedicellate, in whorls arranged in a 



I |Cv raceme at the extremity of a long solitary cylindrical leafless scape. 



Calyx segments strapshaped, subticute, as long as the tube of the 



, . '- corolla. 



KjJ^wVf./^ In ditches, ponds, and pits. Rather rare, but widely distributed over 

 ^ y. England, though scarce in the western counties. Rare in Ireland, and 



"^"'tS^'^ known to occur only in Co. Down. 



^J\) r /'^ England, Ireland. Perennial. Spring, Summer. 



Rootstock creeping or floating, with numerous fibres ; with barren 

 stems commonly given out from the point from which the scape springs, 

 at the base of which there is an imperfect rosette of leaves. Leaves 

 all submerged, 1 to 4 inches long, mostly irregularly verticillate; the 

 segments all in one plane, linear, acute. Scapes rising out of the water, 

 9 inches to 2 feet high. Flowers 3 to 8 in a whorl. Pedicels longer than 

 the calyx, spreading-ascending in flower, reflexed and recurved in fruit, 

 with short strapshaped bracts at the base. Corolla salvershaped, J inch 

 across, pale lilac or pink, with a yellow eye; segments of the limb 

 obtuse or emarginate. Capsule about the size of a sweet pea seed. 

 Plant pale green; the leaves translucent; upper part of the scape, 

 pedicels, and sepals clothed with short gland-tipped hairs. 



Water Violet. 

 French, HuUone dcs marais. German, Siimf Hottonie. 



GENUS //.—PRIMULA. Linn. 



Calyx 5-toothed or 5-cleft, free from the ovary. Corolla deciduous, 

 salvershaped ; tube elongated ; limb flat or concave, sometimes slightly 



