122 Monadelphia . 
Raphanus. Gen. char . — Cal. closed ; pod round, 
twisted, jointed. 
Raph. Raphanistrum , Wild Radish, or Jointed Char- 
lock ; with jointed, smooth, one-celled pods. Not un- 
common among corn. 
Raph. Sativus, Cultivated Radish ; is a familiar plant 
in the kitchen garden. 
CLASS XVI. 
MONA DEL PHI A. 
The character of this class is derived from the sta- 
mens being united by their filaments into one tube ; and 
the eight orders into which it is divided are distinguish- 
ed by the number of stamens. 
Order I. Triandria. 
Sisyrinchium. Gen. char . — One pistil ; two-leaved 
spathe ; petals six, plain ; caps, three-celled, inferior. 
Sis. Bermudiana , Iris-leaved Sisyrinchium ; with 
sword-shaped leaves : oblong, obcordate, veined, petals. 
Native of Bermudas ; and cultivated in the green-house 
in this country. 
Sis. Gramineum, Grass-leaved Sisyrinchium j with 
broad, double edged stem ; germen smooth. Native of 
Virginia, and a. hardy perennial in the flower garden. 
