CRUCIFERZ, 29 
2. Nasturtium impatiens, Ch. et Schl. in Linnea, v. p. 212. 
SoutH Mexico, Peak of Orizaba, 11,000 to 12,000 feet (Galeotti, Schiede & Deppe). 
Hb. Kew. 
3. Nasturtium mexicanum, Moc. et Sessé, DC. Syst. ii. p. 138, and Calques des 
Dess. Fl. Mex. 18. “Perhaps not distinct from WV. palustre,” DC. 1. ¢. 
Souta Mexico, in ditches near the city of Mexico (Aschenborn); Costa Rica, a 
weed in gardens, San José (Polakowsky). 
4. Nasturtium obtusum, Nutt. in Torr. et Gr. Fl. N. Amer. i. p. 74. 
SourHeRN States or Norra America to—SoutH Mexico, Orizaba (Botteri, 553), 
without exact locality, (Willer, 746). Hb. Kew. 
5. Nasturtium orizabe, Ch. et Schl. in Linnea, v. p. 212. 
SoutH Mexico, Peak of Orizaba, 10,000 to 12,000 feet: (Galeotti, Linden, Schiede & 
Deppe, and others), Santa Fé, valley of Mexico (Bourgeau, 760). Hb. Kew. 
6. Nasturtium officinale, Br. in Ait. Hort. Kew. ed. 2, vol. iv. p. 110. 
SoutH Mexico, ditches near Tacubaya, valley of Mexico (Bourgeau, 468). Hb. Kew. 
A wide range in Temperate Europe and Asia; introduced in Australia, New Zealand, 
and North America. 
7. Nasturtium palustre, DC. Syst. ii. p. 191. 
NortH and Sovrn Mexico, Chihuahua (Torrey), Santa Anita, valley of Mexico 
(Bourgeau, 16), Real del Monte (Coulter, 678), Mexico (Schaffner, Hartweg). Hb. Kew. 
Widely dispersed in the temperate and frigid regions of the northern hemisphere. 
8. Nasturtium plebejum, Polakowsky, in Linnea, xli. p. 546. 
Costa Rica, on the railroad near San José (Polakowsky). 
9. Nasturtium tanacetifolium, Hook. et Arn. in Hook. Journ. Bot. i. p. 190. 
Nasturtinm micropetalum, Fisch. et Mey. 
Southern States of Norra AMERIcA to—Mexico, Real del Monte (Coulter, 677), 
Ciudad Real (Linden, 1128), region of San Luis Potosi, 6000 to 8000 feet (Parry & 
Palmer, 11). Hb. Kew. 
10. Nasturtium, sp. 
South Mexico, Aguas Calientes (Hartweg). Hb. Kew. 
2. BARBAREA. 
Barbarea, Br. in Ait. Hort. Kew. iv. p. 109; Benth. et Hook. Gen. Plant. i. p. 68. 
Twenty species have been described; but Bentham and Hooker would reduce them 
to six. Two or three of them are amphigzus. | 
