35 1 ] FLORA OF BOULDER, COLORADO 203 



868. M. Secundorum Cockerell. Hairy lungwort. 



Near mouth of Boulder Canon (Cockerell), the type local- 

 ity, where it was discovered by students of the State Prepara- 

 tory School, whence the specific name. 



Colorado. 



869. M. micrantha Aven Nelson. Small-flowered lung- 

 wort. 



Flagstaff Hill, 6000-6500 ft. (Daniels, 636). Also Sugar 

 Loaf Mt., collected by Dr. Ramaley (Nelson), the type local- 

 ity. 



Colorado. 



870. M. perplexa Rydb. Perplexing lungwort. 

 Arapahoe Peak above timberline, 11000-12000 ft. (Daniels, 



645). Also mountains south of Ward the type-locality (Ryd- 

 berg). 

 Colorado. 



871. M. alpina (Torr.) Don. Alpine lungwort. 

 Arapahoe Peak above timberline, 11 500- 12000 ft. (Daniels, 



1022). 

 Colorado. 



369. XITHOSPERMTIM L. Cromwell. Puccoon. 



872. L. canescens (Michx.) Lehm. Hoary puccoon. 

 At Boulder (Rydberg). 



Ontario to North Dakota ; Alabama to Colorado and 

 Arizona. 



873. L. linearifolium Goldie [L. angustifolium Michx.] . Nar- 

 row-leaved PUCCOON. 



At Boulder (Rydberg). 



Illinois and Manitoba to British Columbia; Texas to 

 Arizona. 



874. L. breviflonim Engelm. & Gray [L. albescens Greene]. 

 Short-flowered puccoon. 



Common on the plains, mesas, and meadows on the lower 

 foothills, 5100-6300 ft. (Daniels, 130). 



Arkansas to Colorado; Texas to New Mexico and Mex- 

 ico. 



