SYNOPSIS OF THE GENERA. 



40. He'dera, [Page 330.] Calyx of five teeth. Petals broadest 



at the base. Style simple or divided. Fruit a succulent 

 berry, crowned by the calyx, of from three to five cells, 

 and as many seeds. 



****** Flowers incomplete, inferior. 



41. Gla'ux, [Page 332.] Perianth single, inferior, bell-shaped, 



five-cleft, coloured. Stamens inserted at the bottom of the 

 perianth. Stigma cagitate. Capsule globose, of one cell, 

 and five valves. Seeds about five, attached to a central 

 placenta. 



42. Ille'cebrum, [Page 332.] Calyx in five nearly separate 



segments, thickened and laterally compressed, cartila- 

 ginous, terminating in a slender awl-shaped point. Petals 

 wanting, or reduced to five alternate awl-shaped scales. 

 Style short. Stigmas two, obtuse. Capsule surrounded 

 by the calyx, of one cell, marked with five longitudinal 

 stria. Seed single, attached to the side of the cavity. 



******* Flowers incomplete, superior. 



43. The'sium, [Page 334.] Perianth four or five-cleft. Petals 



wanting. Stamens opposite the segments of the calyx, 

 surrounded with a small fascicle of hairs. Style long. 

 Stigma obtuse. Fruit a single seeded dry or fleshy drupe, 

 crowned by the persistent calyx. 



Order II. Digynia. — 2 Pistils. 

 * Perianth double, inferior. Corolla monopetalous. 



44. Gentiana, [Page 335.] Calyx four or five-cleft. Corolla 



funnel or salver-shaped, with a tubular base, the limb five- 

 cleft. Stamens iuserted into the tube of the corolla. 

 Styles sometimes united into one. Stamens two. Capsule 

 of one cell, with two valves, and marginal placentas. 



45, Cus'cuta, [Page 340.] Calyx four or five-cleft. Corolla 



roundish, beil-shapcd, the limb of four or five lobes, with 

 as many scales at the base below the stamens. Capsule 

 two celled, two seeded, bursting at ihe base transversely. — 

 Parasitical ttoining leafless plants, with long thread-like 

 stems. 

 ** Perianth double, superior. Corolla of five petals. (Nat. Ord. 

 Umbellii'eu^. From Genus 40 to 88.) 



I Floiocrs in heads or simple umbels. 



