37 



belonging to that section of the genus Cactus L. which 

 has been regarded by Linne and otliers as representing 

 the typical cacti. The name Cactus should therefore be 

 retained for this group. The name Mamillaria Haw. is 

 also, according to Dr. Kuntze, antedated by Mamillaria 

 Stackh. (1809) 



Cactus missouriensis (Sweet) OK. Rev. Gen. I., 259. (1891) 



Mamillaria missouriensis Sweet Hort. Brit. 171. (1827) 

 Micrampelis lobata (Michx.) Greene Pittonia II., 128. (1890) 

 Sicyos lobata Michx. PI. XL, 217. (1803) 

 Micrampelis ectiinata Kaf. Med. Repos. N. Y. V., 352. (1808) 

 Echinocystis lobata T. & Gr. Fl. N. A. I., 542. (1838) 



Micrampelis was established some thirty- two years before 

 Echinocystis. 

 Osmorrhiza claytonii (Micbx.) B. S. P. Cat. N. Y. (1888) 

 Myrrhis clay I onii Miohx. Fl. I., 170. (1803) 

 Osmorrhiza brevistylis DC. Prodr. IV., 232. (1830) 

 Osmorrhiza aristata (Thunb. ) 



Chaerophyllum aristatum Thunb. Fl, Japon. 119. (1784) 

 Osmorrhiza longistylis DC. I.e. 

 Adorium tenuifolium (Nutt. ) OK. Rev. Gen. 264. (1891) 

 Musenium tenuifolium Nutt. in Torr. & Gray PI. I., 642. 

 (1840) 

 Adorium Raf. was published in 1825, Musenium T. & Gr. 

 in 1840. 

 Adorium divaricatum (Pursh). 



Sesili divaricatum Fm-Bh Fl 1S2. (1814) 

 Musenium divaricatum Nutt. I.e. (1840) 



Dr. Kuntze writes A. lucidum, his name being based on 

 Sesili lucidum Nutt. in Fraser's Catalogue, which is a 

 mere nomen nudum. 



