378 DKECIA TRIANDBJA. [CL. XXII. 



the calyx. Filaments from three to nine, hair-like, long, pen- 

 dulous ; anthers roundish, deeply cleft, two-celled. 



Fertile Flowers. Calyx, deeply divided into three egg-shaped, 

 permanent segments. Corolla of three oblong petals, larger 

 than the calyx. Germen superior, round, depressed. Style 

 very short, erect; stigmas nine, oblong, spreading. Berry 

 globular, depressed, wider than the calyx, one-celled. Seeds 

 nine, triangular, closely arranged in a circle. Name from era, 

 in, and petros, a stone, 446. 



1. E.nigrum. Common Crow-berry. Stem and branches pro- 

 cumbent, leaves between linear and oblong. A small procum- 

 bent shrub, with numerous slender branches : leaves fringed at the 

 edges : flowers reddish, axillar : berries black. The berries are 

 eaten by grouse and other birds. They are not unpleasant, and 

 appear to be perfectly wholesome. Flowers in May : grows on 

 heaths abundantly. Eng. Bot. vol. viii. pi. 526. Eng. FL vol. iv. 

 p. 233. 1438. 



3. KU'SCUS. BUTCHER'S-BROOM. 



Barren Flowers. Calyx of six egg-shaped, spreading leaves ; 

 three alternate ones smaller. Corolla none. Nectary central, 

 egg-shaped, erect, coloured, as long as'-the calyx. Filaments 

 none ; anthers three, spreading, seated on the top of the nectary. 



Perfect Flowers. Calyx, corolla, and nectary, as above. 

 Germen superior, oblong, concealed in the nectary. Style 

 short and thick ; stigma obtuse, protruded through the orifice of 

 the nectary. Berry globular, three-celled. Seeds seldom more 

 than one, globular, hard. Name anciently bruscus. 447. 



1. jR. aculedtus. Common Butcher' s-broom. Leaves egg-shaped, 

 sharp-pointed, flowering on the upper side. Stems round, fur- 

 rowed, two feet high : flower solitary : berry scarlet. Perennial : 

 flowers in March and April : grows on heaths and in woods : fre- 

 quent in England. Eng. Bot. vol. viii. pi. 560. Eng. FL vol. iv. 

 p. 235. 1439. 



TETRANDRIA. 



4. VI'SCUM. MISSELTOE. 



Barren Flowers. Calyx a slight border. Corolla of one 

 petal, deeply divided into four egg-shaped, acute, equal seg- 

 ments. Filaments none ; anthers four, egg-shaped, compressed, 

 cellular, seated on the base of each segment of the corolla. 



Perfect Flowers. Calyx a slight border. Corolla of four egg- 

 shaped, equal petals. Germen inferior, egg-shaped, crowned 

 with the calyx. Style none ; stigma obtuse. Berry globular, 

 smooth, juicy, viscid, one-celled. Seed one, heart-shaped, 

 compressed, obtuse. Name from ixos, of the Greeks. 448. 



1. V. album. Common White Misseltoe. Leaves lance-shaped, 

 broader towards the end, obtuse ; stem forked ; heads of flowers 

 sessile. Rootwoody, thick: stem bushy, jointed, smooth, about 



