T4 CRUCIFERZ. [Thysanocarpus. Vesicaria. 
Hook. & Arn. Bot. Beechey, 324. Walp. Rep. 1. 183. Gray, Proc. Am. Acad. 
8. 377. Torrey, Bot. Wilkes, 234. 
T. elegans. Fisch. & Mey. ll. cc. Hook. Icon. t. 39. Torr. & Gray, Fl. 1. 118. 
Hook. & Arn. Bot. Beechey, 324. Walp. Rep. 1. 188. Benth. Pl. Hartw. 297. 
Torrey, Pac. R. Rep. 4. 67; Mex. Bound. 35. Boland. Cat. 5. Watson, King’s 
Rep. 5. 31. 
T. pulchellus. Fisch. & Mey. ll. ec. Torr. & Gray, Fl. 1. 118. Hook. & 
Arn. Bot. Beechey, 324. Walp. Rep. 1. 183. Benth. Pl. Hartw. 297. Boland. 
Cat. 5. 
T. runcinatus. Don, Mill. 1.196. Dietr. 3. 661. 
T. laciniatus. Nutt.; Torr. & Gray, Fl. 1. 118. Walp. Rep. 1. 188. Torrey, 
Pac. R. Rep. 4. 67; Mex. Bound. 35. Gray, Ives’s Rep. 7. Watson, King’s 
Rep. 5. 31. 
T. crenatus. Nutt.; Torr. & Gray, Fl. 1. 118. Walp. Rep. 1. 183. Torrey, 
Pac. R. Rep. 4. 67; Mex. Bound. 35. Anderson, Cat. 118. 
T. pusillus. Hook. Icon. t. 42. Torr. & Gray, Fl. 1.119. Hook. & Arn. Bot. 
Beechey, 524. Walp. Rep. 1. 188. Torrey, Pac. R. Rep. 4.67. Boland. Cat. 5. 
Watson, King’s Rep. 5. 31. Gray, Proc. Am. Acad. 8. 377. 
T. oblongifolius. Nutt.; Torr. & Gray, Fl. 1.118. Walp. Rep. 1. 188. Hook. 
Lond. Jour. Bot. 6. 72. Torrey, Pac. R. Rep. 4. 67; Bot. Wilkes, 234. Boland. 
Cat. 5. 
T. radians. Benth. Pl. Hartw. 297. Walp. Ann. 2. 52. Boland. Cat. 5. Wat- 
son, King’s Rep. 5. 31. 
TROPIDOCARPUM gracile. Hook. Icon. t. 43. Torr. & Gray, Fl. 1. 94. 
Walp. Rep. 1. 167. Dietr. 3. 701. Torrey, Pac. R. Rep. 4. 66. 
T. scabriusculum. Hook. Icon. t. 52. Torr. & Gray, Fl. 1.94. Walp. Rep. 
1. 167. Dietr. 3. 701. 
TURRITIS brachycarpa; Arabis Drum- | T. macrocarpa; Arabis perfoliata. 
mondii. mollis ; Arabis Holbdllii. 
diffusa ; Sisymbrium salsugineum. oblongata & ovata ; Arabis hirsuta. 
glabra; Arabis perfoliata, Drum- patula ; Arabis Holbollii, hirsuta. 
mondii. perfoliata ; Arabis perfoliata. 
Grahami; Arabis Holbdllii. retrofracta; Arabis Holbollii. 
hirsuta ; Arabis hirsuta. salsuginosa ; Sisymbrium  salsugin- 
levigata ; Arabis levigata. eum. 
lasiophylla ; Sisymbrium reflexum. spathulata & stricta; Arabis Drum- 
lyrata; Arabis Canadensis. mondii. 
VESICARIA alpina. Nutt.; Torr. & Gray, Fl. 1. 102. Walp. Rep. 1. 141. 
Dietr. 8.639. Hook. Lond. Jour. Bot. 6. 70. Gray, Pl. Lindh. 150. Porter, Hayd. 
Rep. 1871, 478. 
V. arctica. Richards. Frankl. Journ. 15 & 2 ed. 26. DC. Prodr. 1.159. Spreng. 
Syst. 2.872. Hook. Bot. Mag. t. 2882; Fl. Bor.-Am. 1. 48; Bot. Misc. 8. 158. 
Don, Mill. 1.176. Torr. & Gray, Fl. 1.100. Dietr. 8. 638. Gray, Pl. Lindh. 149. 
Durand, Pl. Kane, 186. Lange, Pl. Grénl. 129. Hook. f. in Jour. Linn. Soc. 1. 121; 
Arct. Pl. 285. Dickie, Jour. Linn. Soc. 3. 110. 
Alyssum arcticum. Wormsk.; Hornem. Fl. Dan. 9, t.1520. DC. Syst. 2. 324. 
V. arenosa. Richards. 1. c. DC. Prodr. 1.160. Spreng. Syst. 2. 872. Don, 
Mill. 1.177. Dietr. 3. 638. 
V. argentea. Schauer, Linn. 20.720. Gray, Pl. Lindh. 150.— (Northern Mexico ; 
Coulter, n. 691.) i 
