(21) BRITTON AND A. MUHRAY YAIL. COLORADO PLANTS. -M 7 



304, 300. Veronica Americana Schwein.; Benth. in DG. Prodr. 10 : 108 



(1846). Boulder, 5000 ft. ; Caribou, 10,000 ft. 

 361. Veronica peregrina L. Sp. PI. 14 (1753). Caribou, 10,500 ft. 

 300. Veronica serpyllifolia L. Sp. IM. 12 (1753). Caribou, 10,000 ft. 

 497. Synthyris alpina A. Gray, Amer. Journ. Sc. (II) 34 : 251 (1862). Ara- 



pahoe, 13.000 ft. 

 351. Gerardia Besseyana Britton, Mem. Torr. Club, 5 : 295 (1894). 



Gerardia tenuifolia var. macrophylla Menth. Comp. Hot. Mag. 1 : 209 



(1836). Boulder, 5000 ft. 

 Named in bonor of Professor Charles E. Bessey of Nebraska. The plant is 



constantly différent from the eastern G. tenuifolia Vahl, maintaining the 



characters assigned by Benthara and Asa Gray. 



482. Castilleia linariaefolia Benth. in DC. Prodr. 10 : 532 (1810). North 

 Boulder Peak, 7000 ft. 



525. Castüleia miniata Dougl.; Hook. Fl. Bor. Am. 2 : 106 (1834). Caribou, 



10,000 ft. 

 369. Pedicularis Groenlandica Betz, Fl. Scand. Ed. 2 : 145 (1795). 



Caribou, 10,000 ft. 

 350. Pedicularis racemosa Dougl.; Hook. Fl. Bor. Am. 2 : 108 (1831). 



Caribou, 10,000 ft. 



OBOBANCHACE.E 



349. Anoplanthus fasciculatus (Nutt.) Walp. Bep. 3 : 480 (1844-15). 

 Boulder, 5000 ft. 



PLANTAGINACEiE 

 347. Plantago Purshii B. & S. Syst. 3 : 120 (1818). Boulder, 5000 ft. 



BUBIACEiE 



338. Galium boréale L. Sp. PI. 108 (1733). Boulder, 7000 ft. 



339. Galium triflorum Michx. Fl. Bor. Am. 1 : 80 (1803). Boulder Canon, 

 6000 ft. 



CAPBIFOLIACE^E 



340. Sambucus melanocarpa A. Gray, Proc. Am. Acad. 19 : 76 (1883). 

 Caribou, 10,000 ft. 



483, 548. Symphoricarpos occidentalis Hook. Fl. Bor. Am. 1 : 285 (1833). 

 Flagstaff Hill, 0000 ft. ; Boulder, 5500 ft. 



510, 537. Symphoricarpos pauciflorus (Bobbins) Britton, Mem. Torr. Club, 

 - 5 : 305 (1894). 



S. racemosus var. pauciflorus Bobbins, A. Gray, Man. Ed. 5 : 203 (1867). 

 Boulder, 5000 ft. ; South Boulder Peak, 7000 ft. 



