26 NYMPHZACES. 
5, Nymphea jamesoniana, Planch. in Rev. Hort. 1853, p. 5. 
Nymphea saggitiariefolia, Lehm. Die Gattung Nymph. p. 24. . 
CentraL America (Lehmann).—Ecvapor. 
6. Nymphza mexicana, Zuce. in Flora, 1832, ii., Beibl. p. 7D. 
Soura Mexico, in a lake near the city of Mexico (Karwinskt), around the city of 
Mexico (Berlandier). 
7. Nympheza tussilagifolia, Lehm.in Ind. Sem. Hort. Hamb. 1853, et Ann. 
Sc. Nat. série 4, vol. i. p. 326. 
Sourn Mexico, Lake Chalco, near Yotla (Lehmann).—AMAZON. 
8. Nympheza undulata, Lehm. Die Gattung Nymph. p. 18. 
Soura Mexico (Galeotti, 4846 1%). Hb. Kew. 
[SarRacentace®, Benth. et Hook. Gen. Plant. i. p. 48. This small family of 
“ Pitcher-plants” is peculiar to America. Of the three known genera, two are mono- 
typic—namely, Heliamphora, a native of Mount Roraima, Venezuela, and Darlingtonia, 
found only in California. Sarracenia itself numbers at least half a dozen species, which 
are natives of the eastern. States of North America, from Florida northward to New — 
England and North Illinois. | 
Order VIII. PAPAVERACES. 
Papaveracee, Benth. et Hook. Gen. Plant. i. p. 49. 
Twenty-five genera and about 160 species; herbs or rarely shrubs, chiefly natives of 
the temperate, subtropical, and frigid regions of the northern hemisphere. Several 
species are widely dispersed weeds of cultivation. More than a third of the genera are 
peculiar to the Mexico-Californian region. 
Tribe EUPAPAVERE A. 
1. ARGEMONE. 
Argemone, Linn. Gen. Plant. n. 649; Benth. et Hook. Gen. Plant. i. p. 52. 
Herbs. Six species, all natives of America. | | 
1. Argemone fruticosa, A. Gray, Pl. Thurb. p. 306. 
Norra Mexico, La Pefia, Coahuila (Thurber, 844). Hb. Kew. 
2. Argemone grandiflora, Sweet, Brit. Fl. Gard. ili. t. 226; Bot. Reg. t. 1264. 
Mexico, Raised from Mexican seeds by Mr. Barclay. Probably a variety of A. 
mexicana. | . | | 
