170 HEXANDRIA MONOGYNIA. [CL. VI. 



high : leaves tufted, small, bright-green : flowers axillar, two or three 

 together, greenish-white : berry scarlet. Perennial : flowers in August : 

 grows on the sea-coast in the south and south-west of England : rare. 

 Eng. Bot. vol. v. pi. 339. Eng. Fl. vol. ii. p. 153. 520. 



13. CONVALLA'RIA. SOLOMON'S SEAL. 



Calyx none. Corolla inferior, of one petal, bell-shaped, deci- 

 duous, with six obtuse segments. Filaments awl-shaped, shorter 

 than the corolla ; anthers oblong, erect. Germen globular. Style 

 thread-shaped, longer than the stamens ; stigma triangular, obtuse. 

 Berry globular, three-celled. Seeds two in each cell, roundish. 

 Name from convallis, a valley. 192. 



1. C. majdlis. Lily of the Valley, Stalk naked, semi-cylindrical; 



cluster simple ; flowers drooping, cup-shaped. Leaves two, radical, 



elliptical, ribbed, stalked, pale-green : flowers white, elegant, sweet- 

 scented : berry scarlet. Perennial : flowers in May : grows in woods, 

 but has probably been introduced : frequent. Eng. Bot. vol. xv. pi. 1035. 

 Eng. FL vol. ii. p. 154. 521. 



2. C. verticMdta. Narrow-leaved Solomon's Seal. Leaves narrow, 



lance-shaped, in whorls. Stem erect, about two feet high, naked 



below, leafy above : flower-stalks axillar, solitary, each bearing from two 

 to four pendulous white flowers : berry deep-blue. Perennial : flowers 

 in June : grows in woods, in Scotland : very rare. Den Rechip, near 

 Dunkeld, and woods near Blair-gowrie. Eng. Bot. vol. ii. pi. 128. 

 Eng. Fl. vol. ii. p. 155. 522. 



3. C. polygojidtum. Angular Solomon's Seal. Leaves alternate, em- 

 bracing the stem ; flower-stalks axillar, mostly one-flowered ; stamens 



smooth. Stem from twelve to eighteen inches high : flowers white, 



with a green line running down each segment, which is bearded at the 

 tip : berries black. Perennial : flowers in May and June : grows in 

 rocky mountainous woods, in England : rare. Eng. Bot. vol. iv. pi. 280. 

 Eng. Ft. vol. ii. p. 155. 523. 



4. C. multiflora. Common Solomon't Seal. Leaves alternate, em- 

 bracing the stem ; flower-stalks axillar, many-flowered ; stamens downy. 



Stem two feet high : flowers from two to five on each stalk, the 



segments white, tipped with green : berries bluish-black. Perennial : 

 flowers in May and June : grows in woods and thickets, in England and 

 Scotland: not common. Eng. Bot. vol. iv. pi. 279. Eng. Fl. vol. ii. 

 p. 156. 524. 



14. A'CORUS. SWEET FLAG. 



Calyx none. Spadix naked, cylindrical, simple, covered with 

 sessile flowers. Petals six, inferior, equal, obtuse, concave. Fila- 

 ments thickish, erect, a little longer than the petals ; anthers thick, 

 terminal, two-lobed. Germen superior, oblong, as long as the 

 stamens. Style none ; stigma hemispherical. Capsule triangular, 

 abrupt, three-celled. Seeds several, between egg-shaped and 

 oblong. Named from a, without, and corion, the pupil of the 

 eye, in diseases of which it was once used. 193. 



1. A. Calamus. Sweet Flag. Myrtle Flag. Leafy summit of the 

 flower-stalk rising far above the spadix. Leaves erect, two or three 



