148 PEXTANDRIA DIGYNIA. [cL. V. 



shaped, or slightly heart-shaped, with an incurved point. Fila- 

 ments thread-like, spreading, as long as the corolla ; anthers 

 roundish. Germen hemispherical, ribbed. Styles thread-like, 

 short, erect, little swelled at the base ; stigmas obtuse. Fruit 

 nearly orbicular, heart-shaped at the base, a little compressed, 

 crowned with the permanent calyx and recurved styles. Seeds 

 hemispherical, tumid, each with three double ribs. Name cicuta., 

 a pipe or reed, from the hollow stem. 147. 



1. C. viros'a. Water Hemlock Water Cowbane. Leaves twice 



ternate ; leaflets narrow lance- shaped, decurrent. Root tuberous, 



hollow, with whorled fibres : stem two or three feet high, furrowed, 

 smooth : umbels stalked : flowers white. Poisonous. Perennial : 

 flowers in August : grows in ditches, lakes and rivers : not common. 

 Eng. Bot. vol. vii. pi. 479. Eng. Fl. vol. ii. p. 62. 439. 



63. ^ETHU'SA. FOOL'S-PARSLEY. 



Flowers all perfect, the outer one a little irregular. Calyx 

 superior, of five very minute, pointed, spreading leaves. Petals 

 five, inversely heart-shaped, with an acute inflected point, the 

 outermost rather larger. Filaments thread-shaped, horizontal, 

 shorter than the corolla ; anthers roundish. Germen egg-shaped, 

 furrowed. Styles short, spreading, tumid and egg-shaped at 

 the base ; stigmas obtuse. Fruit egg-shaped, crowned by the 

 reflected permanent styles. Seeds egg-shaped, with five tumid, 

 acutely keeled ribs and deep interstices. Named from aitlio, to 

 burn, from its acridity. 148. 



1. JE. Cyndpium. Common FooV s-parsley . Leaves doubly pinnate; 



leaflets wedge-shaped, decurrent, with lance- shaped segments. 



Stem a foot or more high, erect, striated, branched : umbels stalked, 

 terminal : partial bracteas long, acute, pendulous : flowers white. 

 Poisonous ; is sometimes mistaken for parsley, and used as such, 

 when it occasions sickness. Annual: flowers in July and August : 

 grows in gardens, cultivated fields, and by walls : common. Eng. 

 Bot. vol. xvii. pi- 1192. Eng. Fl. vol. ii. p. 64. 440. 



64. CONI'UM. HEMLOCK. 



Flowers all perfect, slightly irregular. Calyx obsolete. Petals 

 five, superior, inversely heart-shaped, with an acute inflected 

 point ; the outermost rather larger. Filaments hair-like, scarcely 

 so long as the corolla ; anthers roundish. Germen egg-shaped, 

 a little compressed, furrowed, wrinkled. Styles thread- shaped, 

 spreading, a little swelled at the base ; stigmas obtuse. Fruit 

 egg-shaped, slightly compressed, with ten prominent, acute ribs, 

 crowned with the dilated, undulated floral receptacle, and the 

 spreading styles. Seeds half egg-shaped, each with five acute 

 ribs, the interstices flat. Name coneion of the Greeks. 149. 



1. C.maculdtum. Common Hemlock. Stem much branched, po- 

 lished and spotted. About three feet high : leaves large, repeat- 

 edly compound, with egg-shaped, pinnatin'd leaflets : flowers nu- 

 merous, white, all bearing seeds. The whole plant is fetid and 



