142 PENTANDRIA DIGYNIA. [CL. V. 



nearly sessile. Steins slender, smooth, creeping, with clusters of 



stalked leaves, and axillar flower-stalks, bearing a simple umbel, with 

 small white flowers. Perennial : flowers in June and July: grows in 

 boggy places, and the edges of lakes and rivulets : common. Eng. Bot. 

 vol. xi. pi. 751. Eng. Ft. vol. ii. p. 96. 413. 



51. SANl'CULA. SAMCLE. 



Flowers separated, the central barren, the marginal fertile, 

 without stamens. Calyx superior ; of the barren flowers small, 

 five-leaved, acute; of the fertile larger, nearly equal. Petals of 

 the barren flowers five, nearly equal, lance-shaped, inflected, 

 channelled, compressed ; of the fertile deciduous or wanting. 

 Filaments hair-like, spreading, twice as long as the petals; an- 

 thers roundish. Germen roundish, bristly. Styles reflected, awl- 

 shaped, permanent; stigmas acute. Fruit egg-shaped, acute, co- 

 vered with hooked bristles, separable into two. Seeds convex on 

 the outer, flat on the inner side. Name from sano, to heal. 136. 



1. S. Europx'a. Wood Sanicle. Root-leaves simple ; flowers all 

 nearly sessile. Stems about a foot long, ascending, slightly branched : 

 umbels numerous, in an irregular, compound panicle : flowers cream- 

 coloured, tinged with red. Perennial : flowers in May : grows in woods : 

 common. Eng. Bat. vol. ii. pi. 98. Eng. FL vol. ii. p. 36. 414. 



52. CAU'CALIS. BUR-PARSLEY. 



Flowers imperfectly separated, irregular , the outermost fertile. 

 Calyx superior, of five broad, acute, unequal, permanent leaves. 

 Petals unequal, inversely heart-shaped, with an inflected point. 

 Filaments awl-shaped, shorter than the corolla ; anthers roundish. 

 Germen oblong, bristly. Styles awl-shaped, much shorter than 

 the corolla, tumid at the base, permanent ; stigmas abrupt. Fruit 

 oblong. Seeds four-ribbed, the ribs covered with ascending, awl- 

 shaped, hooked prickles, flat and close on the inner side. Named 

 from ceo, to lie along, and caulos, a stem, from its procumbent 

 habit. 137. 



1. C. daucoida. Smutl Bur-parsley. Umbels three-raved, without 

 general involucral bracteas ; partial umbels with three bracteas, ripening 



about three fruits; leaves repeatedly subdivided. Stem two feet high, 



deeply furrowed, smooth, hairy at the joints; partial umbels of two or 

 three fertile flowers with several barren ; petals white or reddish. An- 

 nual : flowers in June : grows in corn-fields in England : not common. 

 Eng. Bot. vol. iii. p). 197. Eng. FL vol.ii. p 41. 415. 



2. C. latifiiliit. Great Bur-parsley. Umbels three-rayed with mem- 

 branous bracteas ; partial umbels ripening about five fruits ; leaves pin- 

 nate. Stern three feet high, covered with minute prickles : petals 



bright rose-colour. Annual: Rowers in July: grows in corn-fields in 

 England : rare. Abundant in Cambridgeshire. Eng. Bot. vol. iii. pi. 198. 

 Eng. Ft. vol.ii. p. 41. 416. 



53. TORI'LIS. HEDGE-PARSLEY. 



Flowers all perfect and fertile, slightly irregular. Calyx supe- 

 rior, of five short, broad, acute, nearly equal, permanent leaves. 



