Class XVIII. Order IV. 279 



Class XVIII. POLYADELPHIA. Stamens united 

 in more than two sets. 



Order IV. POLYANDRM. Many stamens. 



298. HYPERICUM. Calyx five parted, inferior ; pe- 

 tals five ; styles one, three, or five ; capsules many 

 seeded. 



POLYADELPHIA. 

 POLYJlNDRlA. 



298. HYPERICUM. 

 HYPERICUM ASCYROIDES. Willd. Giant Hypericum. 



Flowers with five styles, terminal ; stem erect, four 

 sided, branching ; leaves sessile, oblong, acute, gla- 

 brous ; styles as long as the stamens. 



Syn. HTPERICUM MACROCARPUM. MX. 



A large flowering species. Stem two or three feet high. 

 Leaves obiong ovate, dotted with minute, pellucid points, only 

 visible with a strong magnifier. Segments of the calyx ovate ; 

 petals yellow, nearly an inch long. Stamens very numerous. 

 Capsules nearly as large as nutmegs, ovate, five valved. Seeds 

 oblong, very numerous. At Burlington, Vermont. July. Pe- 

 rennial. 



HYPERICUM PERFORATUM. L. Common St. John's Wort. 



Flowers with three styles ; stem two edged ; leaves 

 obtuse, with pellucid dots ; calyx leaves lanceolate. Sm. 



A hardy and vry common weed in pastures and dry soils. 

 Stems numerous, erect, round, with a slight, prominent line on 

 each side, brachiate. Leaves opposite, oblong-oval, entire, paler 

 beneath, covered with small, transparent dots, which when held 



