122 PENTANDRIA. MONOGYNIA. 



mentsof the calix ovate-lanceolate, acute; divisions of the 

 corolla roundish, aristate, crenulate; 5 sterile filaments al- 

 ternating with the stamina; capsule (as in L. ciliata) 5. 

 valved, many-seeded. — On the miry strand of the Delaware, 

 &c. 8. *revo'hita. Six to 8 inches high, smooth; stem quad- 

 rangular., simple, leaves opposite, all linear, sessile, some- 

 what oblong, being attenuated at either extremity, revo- 

 lute on the margin, opaque and very entire, slightly 

 pubescent at the insertion of the stem; only a single pe- 

 duncle often in th e axill of each pair of leaves, about the 

 length of the leaf, cernuous, flowers sometimes all ter- 

 minal, calix lanceolate, very acute; segments of the corol- 

 la roundish-oval, abruptly acuminate, and often irregular- 

 ly crenulate; stamens separated at the base by interven- 

 ing dentures. — On the banks of the St. Laurence, Lake 

 Erie, and in the state of Ohio, always in calcareous soil. 

 9. longifolia. 10. mimimdaria? On the calcareous banks of 

 Lake Michigan. 11. thyrsifiora. In the state of Ohio, near 

 the shores of Lake Erie, &.c. 



The genus Lysimachia exists chiefly in Europe and 

 North America; at the same time there are 2 species in 

 the Levant, 1 in Media and Siberia, 1 in Japan, 1 in New 

 Holland, near Port Jackson, and another (Z. decurreiis) in 

 the isle of Tanna; these 2 are the only species yet disco- 

 vered within the Southern hemisphere. The L. thyrsi-' 

 Jlora^ L. quaclrifolia and L. JViimmidaria are common to 

 Europe. 



188. ANAGALLIS. L, (Pimpernel.) 



Calix 5-cleft. Corolla rotate, S-Iobed. StamU 

 na^ filaments hirsute. Capsule globular, open- 

 ing hemispherically, many-seeded. 



Leaves opposite; flowers solitary, axillary. 



Species. 1. .-!?. arvensis. (Introduced; now commonly 

 naturalized.) This plant, probably without much reason, 

 has been at various periods recommended as a specific 

 for Hydrophobia. 



This small genus is chiefly confined to the South of Eu= 

 rope; there is also 1 species peculiar to Barbary, 1 to Ja- 

 maica and another to Cluli. The A. ovalis of Peru appears 

 to be a Centuncnlus. 



189. DIAPENSIA. L. 



Calix 5 -parted, subtended by 3 bractes. Co- 

 rolla salverform, border 5-cIeft, flat, Sta^.nina 



