714 462.Trollius. 85. RANUNCULACEiE. PL ex. that 
Alpine pastures ; perennial ; May to July. 
Stem 2 feet high, many-flowered ; flowers first pale, then 
golden yellow ; sepales 10 to ] 5. 
VII. 463. CALTHA. Pliny. Bootes. 
Calyx coloured, 5-sepaled ; sepales nearly orbicular, 
petal-like; petals 0; stamens many; ovaries 5 to 10; ca - 
mares 5 to 10, compressed, spreading, 1 -celled, many- 
seeded. — Herbs perennial, quite bald ; roots fibrous; stems 
cylindrical ; leaves petioled, heartshape, ears not bent in ; 
flowers terminal, yellow. 
1. Caltha palustris. Marsh lootes . 
Stem upright, many-flowered ; leaves heartshape, nearly 
round, crenated ; ears rounded. 
Populago, Raii Syn. 272. 
Caltha palustris major, Ger. ein. 817, 1. 
Caltha palustris vulgaris simplex, Park. 1213. 
Caltha palustris, Lin. S. P. 784. 
Populago palustris. Scop. Cam. 698. 
Marsh marygold. Meadow bouts. 
Moist places and river-sides ; perennial; May and June. 
Stems 18 in. high, forked, upright; peduncles furrowed 
upper leaves nearly sessile ; petiole-ears membranaceous, 
rounded, stipule-like; flowers large. — Herb in flower sup- 
posed to make the butter yellow, but is poisonous to cows; 
unexpanded flowers pickled and used for capers. 
2. Caltha minor. Small lootes. 
Stem ascending, 1 -flowered; leaves heartshape, nearly 
orbicular, crenated ; ears rounded. 
Populago minor, Tabernaem. Tc. 750. 
Caltha palustris minor, De Candolle Syst. Nat. 309, 4 /3. 
Moist places by side of rivers ; perennial ; May. 
Stem simple; leaves , ears , and flowers , half the size of 
the former. 
3. Caltha radicans. Rooting lootes. 
Stem creeping, few-flowered ; leaves triangular, heart- 
shape, serrate, crenated. 
Caltha radicans, Forster Tr. Lin. Soc. 8, 321. 
Sides of lakes; perennial; May and June. 
Stem rooting at bottom, ascending at tip, few-flowered ; 
leaves nearly triangular, with a dilated sinus, lower angles 
obtuse ; upper angle acute ; teeth sharp ; sepales oblong. 
