PL ex, cor. 21. PRIMULACEAE. 60. Hottonia. 301 
VII. 60. HOTTONIA. Boerhaave. Water-violet . 
Calyx 5-sepaled ; corolla salvershaped ; tube short; limb 
flat, 5 to 8-lobed ; stamens 5 to 8, nearly sessile ; stigma 
globose; capsule globose, pointed, 1 -celled. — Herb aquatic; 
leaves whirled, pinnate or toothed, immersed; flowers ver- 
ticillately spiked; spikes terminal; bracteci 1 to each flower. 
Hottonia palustris. Marsh water-violet • 
Leaves pinnately pinnatifid, not cut; flowers peduncled, 
whorled. 
Hottonia, Raii Syn. 285. 
Viola palustris, Ger.em. 826, 1. 
Hottonia palustris, Lin. S. P. 208. 
Bog feather foil. 
Watery places ; perennial ; June and July. 
Root sarmentose; stem naked; leaves bald, not in the 
least cut; flowers flesh-coloured. 
0. rosea . Flowers deep rose-colour. 
VIII. 61. TRIENTALIS. Cordus. Winter green. 
Calyx 7-sepaled ; sepales subulate ; corolla 5 to 7-parted, 
equal, persistent ; stamens 5 to 7 ; stigma nicked ; pericarp 
membranaceous. — Rhizoma creeping ; stem simple, naked 
at bottom ; leaves verticillate, veined ; peduncles terminal, 
aggregate, 1 -flowered. 
Trientalis europea . European winter green* 
Alsinanthemos, Raii Syn. 286. 
Trientalis europea, Lin. S. P. 488. 
Chickvcetd winter-green. 
Turfy mountains ; perennial ; May and June. 
Rhizoma rather tuberous; stem 12 in. high; leaves lan- 
ceolate, not cut, bald ; flowers spreading, snow-white, ele- 
gant; anthers subulate. 
IX. 62. PRIMULA. Matthiolus. Primrose . 
Calyx tubular, 5-toothed, persistent ; corolla salvershape ; 
tube cylindrical, longer than the calyx ; limb 5-cut ; lobes 
nicked ; stamens 5, enclosed ; capsule ovate, opening at the 
top in 10 valves. — Leaves radical, mostly wrinkly; flowers 
fascicled ; brsxciea 1 at the bottom of each peduncle. 
