pauciflorus Hooker Fl. Bor. Am. 11491834 No. 31 Page 97 
Tragacantha pauciflora (Hooker) Kuntze Rev. Gen. 2 947 1891 
A. vexiliflexus Sheldon Minn, Bot. Stud. 9 19 1894 
Homalobus vexiliflexus (Sheldon) Rydberg Fl. Mont. 249 1900 
pauciflorus Gray Proc. Phil. Acad. Ser. 2 7 50 1863 is leptaleus 
pauperculus Greene Pitt. 3 224 1897 is Rattani 
Peabodianus Jones Cont. 3 295 1893 is pubentissimus 
pectinatus Douglas in Hooker Fl. Bor. Am, 1 142 1830 No. 104 
Phaca pectinata (Douglas) Hooker Fl. Bor, Am, l.c. 141 
Tragacantha pectinata (Douglas) Kuntze Rev. Gen. 2 947 1891 
Ctenophyllum pectiaatum (Douglas) Rydberg Torr. Bull. 32 663 ’0§ 
Var. platyphyllus Jones Cont. 10 87 1902 
pephragmenus Jones Cont. 5 267 1893 is argophyllus var. 
pertenuis Greene Leaflets 2 42 1910 is Nuttallianus var. 
Ph-enicis Jones Cont. 8 12 1898 No. 189 
A. intermedius Jones Cont. 7 656 1895 
pictus Boiss, & Gal. Diagn. Pl. Or. 36 55 1859 is nomen nudum 
pictus Gray Proc. Am. Acad. 6214 1864 No. 54, Page 109 
Dalea picta Gray Pl. Fend 37 1849 
Tragacantha picta (Gray) Kuntze Rev. Gen. 2 947 1891 
A. angustus Jones Cont. 7 635 1895 
Var. ceramicus (Sheldon) Jones Cont. 10 62 1902 
ceramicus Sheldon Minn. Bot. Stud. 9 19 1894 
ictus var. angustus Jones Cont. 4 37 1893 
Hit A vut toa Sheldon Minn. Bot. Stud. 9 19 1894 
Var. foliolosus (Gray) Sheldon Minn. Bot. Stud. 9 138'94 
pictus var. foliolosus Gray Proc. Am. Acad. 6 215 1864 
Var. filifolius Gray Proc. Am. Acad. 6 215 1864 
A. filifolius Gray Pac. R. R. Rep. 12 42 t. 1A 1860 
ceramicus var. imperfectus Sheldon Minn. Bot. Stud. 9 19 
angustus var. imperfectus(Sheldon) Jones Cont 10 62 1902 
Var. longifolius (Pursh) Jones Cont. 7 635 1895 
Psoralea longifolia Pursh Fl. 741 1814 
Orobus longifolius (Pursh) Nutt. Gen. 2 95 1818 
Physondra longifolia (Pursh) Raf. Atl. Journ. 145 1832 
Var. magnus Jones 
pinonis Jones Cont. 8 14 1898 No. 158 _ 
piscinus Jones Cont. 7 645 1895 is Douglasii var. : 
Piattensis Nutt. in T. & G. Fl. N. A. 1 332 1838 No. 198 
Phaca Plattensis (Nutt.) MacMillan Metasperm. 325 1892 
/ Geoprumnon Plattense (Nutt.) Rydberg in Small's Fl. S. E. U.S. 
615, 1332 1 
Var. cacas UR Proc. Am. Acad. 6 193 1864 
platytropis Gray Proc. Am. Acad. 6 526 1865 
Tragacantha platytropis (Gray) Kuntze Rev. Gen. 2 947 1891 
Phaca platytropis (Gray) 35 berg Fl. Mont. 246 1900 
Cystium platytropis (Gray) Rydberg Torr. Bull. 40 50 1913 
playanus Jones Cont. 8 6 1898 is triflorus var. 
polaris [Seeman] Benth. in Hook. f. Pl. Arct. 323 1861 No. 26, P. 88 
Oxytropis polaris Seeman Voy. Herald Narr. 2 24 1852 
Tragacantha polaris [Seeman] Kuntze Rev. Gen. 2 947 1891 
Pomonensis Jones Cont. 10 59 1902 No. 56, Page 110 
Pondii Greene Pitt. 1 288 1 is insularis var. 
porrectus Watson Bot. King 75 1871 No.6, Page 62 
Tragacantha porrecta (Watson) Kuntze Rev. Gen. 2 947 18917 . 
preelongus Sheldon Minn. Bot. Stud. 9 23 1894 is Pattersoni var. 
Preussii Gray Proc. Am. Acad. 62221864 No. 113 
Tragacantha Preussii e Aii soe Rev. Gen. 2 947 1891 
Phaca Preussii [Gray] Ry: Torr. Bull. 40 47 1913 
Var. arctus Sheldon Bot. Stud. 9 130 1894 is 
Var Eastwoodz Jones 
A. Eastwoodz Jones Cont. 6 368 1894 
Phaca Eastwoodz [Jones] Rydberg Torr. 32 664 1905 
A. Preussii var. sulcatus Jonss 4 37 1893 ne ; 
Var. latus Jones Gont. 4 36 1893 is nearly typical 
Var. laxiflorus Gray Proc. Am. Acad. 133691878 —— 1 
Var. laxispicatus Sheldon Minn. Bot. Stud. 9 130 1894 is var. — 
