giganteus (Pall.) Sheldon Minn. Bot. Stud. 9 154 1894 is oroboides 

 giganteus Watson Proc. Am. Acad. 17 370 1882 No. 192 

 A. Fcxanus Sheldon Minn. Bot. Stud. 9 141 1894 

 Van Yaquianus (Watson) Jones 



A. Yacjuianus Watson Proc. Am. Acad. 23 270 1888 

 Gilensis Greene Torr. Bull. 8 97 1881 No. 20 



gilvifloius Sheldon Minn. Bot. Stud. 9 21 1894 is triphyllus 

 glaber Michaux Fl. 2 66 1803 No. 216 



Tiayacantha Michauxii Ivuntze Rev. Gen. 2 943 1891 

 apilosus Sheldon Minn. Bot. Stud. 9 22 1894 

 glabriusculiis (Hook.) Lrray Proc. Am. Acad. 6 204 1864 is aborig. v 

 'I'ragacantha glabriuscula (Hook.) Kuntze Rev. Gen. 2 943 1891 

 Phaca glabriuscula Hoolier Fl. Bor. Am. i 144 1830 

 Atelophragma glabriusculum Rydberg Torr. Bull. 32 660 1905 

 glareosus Douglas in Hooker Fl. Bor. Am. i 152 1834 is 



inflexus var. 

 Goldmani Jones No. 263 



goniatus Nutt. in T. (V l^^l N. A. i 330 1838 is agrestis 

 Gormani Wight No. 84 



gracilentus Gray PI. Feud. 36 1849 ^s Phaca No. 155 



Gray i-roc. Am. Acad. 6 223 1864 

 Ncomexicanus Wooton & Standley Cont. Nat. Herb. 16 37 1913 

 1 ragacantha gracilenta (Gray) Kuntze Rev. Gen. 2 943 1891 

 Var. exsertus Jones 



Var. fallax (Watson) Jones Cont. 8 14 1898 

 A. fallax Watson Proc. Am. Acad. 20 362 1885 

 famelicus Sheldon Minn. Bot. Stud. 9 23 1894 

 Gertrudis Greene Leaflets 2 43 1910 

 Var. Greenei (Gray) Jones Cont. 8 14 1898 



A. Greenei Gray Proc. Am. Acad. 16 105 18S0 

 Var. Hallii (Gray) Jones Cont. 8 13 1898 



A. Hallii Gray Proc. Am. Acad. 6 224 1864 

 Homalobiis Hallii (Gray) Rydberg Torr. Bull. 32 667 1905 

 gracilis Nutt. Gen. 2 loo 1818 is parviflorus 



Microphacos gracilis (Nutt) Rydberg Tor. Bull. 32 663 1905 

 grallator Watson Zoe 3 52 1892 is Haydenianus 



Homalobus grallator (Watson) Rydberg Torr. Bull. 32 666 1905 

 grandiflorus Watson Proc. Ain. Acad. 17 370 1882 is coccineus 

 Grayi Parry Am. Nat. 8 212 1874 No. 103 



Tragacantha Grayi (Parry) Kuntze Rev. Gen. 2 943 1891 

 Ctenophyllum Grayi (Parry) Rydberg Torr. Bull. 40 50 1913 

 Greenei Gray Proc. Am. Acad. 16 105 1880 is gracilentus var. 

 Greggii Watson Proc. Am. Acad. 173431882 No. 246 

 griseopubens Sheldon Minn. Bot. Stud. 9 24 1894 is campestris 

 Guatamalensis Hemsley Bot. Cent. Am. I 264 1880 No. 147 



Var. Oaxacanus (Rose as species) in Jones Cont. 8 9 1898 

 Hallii Gray Proc. Am. Acad. 6 224 1864 is gracilentus var. 



Homalobus Hallii (Gray) Rydberg Torr. Bull. 32 667 1905 

 Hartwegi Benth. PI. Hartw. 10 1839 No. 256 



Tragacantha Hartwegi (Benth.) Kuntze Rev. Gen. 2 943 1891 

 Hasseanus Sheldon Minn. Bot. Stud. 9 124 1894 is Antiselli var. 

 Haydenianus Gray in Brandegee's Rep. Col. 235 1876 No. 205 

 Tragacantha Haydeniana (Gray) Kuntze Rev. (ien 2 943 1891 

 Diholcus Haydenianus (Gray] Rydberg Torr. Bull. 32 664 1905 

 Var. major and Nevadensis Jones Zoe 2 241 1891 are not distinct 

 A. scobinatulus Sheldon Minn. Bot. Stud. 9 24 1894 

 demissus Greene Erythea i 221 1893 

 Jepsoni Sheldon Minn. Bot. Stud. 9 22 1894 

 grallator Watson Zoe ■? 52 1892 

 Homalobus grallator (Watson) Rydberg Torr. Bulk 32 666 1905 

 Helleri Fenzl. Bonplandia 8 56 1861 is nomen nudum. 

 Hendersoni Watson Proc. Am. Acad. 22 471 1887 is accidens var. 

 holosericeus Jones Cont. 7 638 1895 is macrodon 

 Hoodianus Howell Erythea i 1 1 1 1893 is reventus var. 

 Hookerianus Dietr. Syn. PI. 4 1086 1850 is ervoides 



