2 



132. ULMUS. Caps, closed, membranous, compressed, 

 bordered, superior. 



Polygonum 1 . 



**** Fl. of 5 petals, superior. Seeds 2. Umbellatae. 



A. Fruit a single or double globe. 



152. CORIANDRUM. Fruit a single or double globe, 

 smooth, without ribs. Cal. broad, unequal. Petals 

 radiant. Floral Recept. none. 



B. Fi-uit beaked. 



14<3. SCANDIX. Beak much longer than the seeds.' 

 Fruit somewhat bristly. Cal. none. Pet. unequal, 

 undivided. Fl. Recept. 5-lobed, coloured. 



14-2. ANTHRISCUS. Beak shorter than the seeds, even. 

 Fr. rough with scattered prominent bristles. Cal. 

 none. Pet. equal, inversely heart-shaped. Fl. Recept. 

 slightly bordered. 



14*. CH^ROPHYLLUM. Beak shorter than the seeds, 

 angular. Fr. smooth, without ribs. Cal. none. Pet. 

 inversely heart-shaped, rather unequal. Fl. Recept, 

 wavy. 



C. Fruit solid, prickly, taithout a beak. 



136. ERYNGIUM. Fr. ovate, clothed with straight 



bristles. Cal. pointed. Pet. oblong, equal, inflexed, 

 undivided. Fl. aggregate. Common Recept. scaly. 



137. SANICULA. i^r. ovate, clothed with hooked bristles. 



Cal. acute. Pet. lanceolate, inflexed, nearly equal. 

 Fl. separated, dissimilar. 



138. ECHINOPHORA. Fr. ovate, imbedded in the en- 



larged, armed receptacle. Seed solitary. Cal. spinous. 

 Pet. inversely heart-shaped, unequal. Fl. separated. 



139. DAUCUS. Fr. elliptic-oblong, compressed trans- 



versely. Seeds with 4 rows of flat prickles, and rough 

 intermediate ribs. Cal. obsolete. Pet. inversely 

 heart-shaped, unequal, Fl. separated. 



140. CAUCALIS. Fr. elliptic-oblong, compressed trans- 



versely. Seeds \fith. 4 rows of ascending, awl-shaped, 

 hooked prickles, the interstices prickly, or rough. 

 Cal. broad, acute, unequal. Pet. inversely heart- 

 shaped, unequal. Fl. imperfectly separated". 



