SYNOPSIS OF THE GENERA. 



five-clcft, Gcrmen globose. Style very short. Stigma 

 of two unequal lobes. Capsule one-celled. Seeds numerous, 

 and attached to a central receptacle. 



4. Utricula'ria, [Page 20.] Ca/ya? permanent, of two ovate equal 



leaves. Corolla personate, spurred. Germen globose. Slyle 

 short. Stigma two-lipped. Capsule one-celled. Seeds 

 numerous, small, attached to a central receptacle. 



*** Perianth double, inferior, monopetalous, irregular. Seeds 

 four, apparently nailed. 



5. Ltco'pus, [Page 23.] C'a/yrc tubular, permanent, divided irift) 



five narrow acute segments. Corolla tubular, nearly equal, 

 four cleft, the upper segments broadest, and notched. 

 Stamens simple. 



G. Sal'via, [Page 23.] Crt/y.r tubular, permanent, unequally two- 

 lipped, the lower bifid, tlie other three-toothed. Corolla 

 labiate tube comi)ressed and dilated upwards, lower lip of 

 tbree lobes, the upper concave. Filaments with two 

 divaricated branches, the one only bearing a perfect single- 

 celled anther. 



*■*** Perianth double, superior. 



7. Circce'a, [Page 25.] Calyx tubular at the base, divided into two 



ovate obtuse deflexed segments. Corolla of two petals, 

 alternate with the segments of the calyx, and inserted into 

 it. Stamens alternate \> itli the petal?. Capsules two-celled, 

 with one seed in each. 



***** Perianth, single or none. 



8. Frax'inus, [Page 27.] Calyx absent, or in ovate segments. 



Capsule flat and foliaceous, at the extremity, two-celled, 

 with a .seed in each cell. Seed solitary, flat, brown, and 

 ptTuhilous. Flowers sometimes without stamens, rarely 

 ^ with stamens only. 



9- Lem'na, [Pago 29.] Perianth single, membranous, inflated. 

 Fruit a (liin transparent membraneous utricle, single- 

 seeded. 



10. Cia'dium, [Page 32.] fVrmn/A single, glumaceous. Glumes 

 concave, of one piece, single-flowered, outer ones smaller, 

 rjiostly bairen. Fruit a nut, with three slight angles, 

 covered with a loose coat, and destitute of bri.slles at the 

 base. 



(See Salicorniu in Class I. Schccnus in Class III. Lepidium and 

 Coronopus in Class XV. Carex in Class XXI.) 



