359] FLORA OF BOULDER, COLORADO 211 



Family 99. RHINANTHACEAE St. Hil. Rattle-box family. 



395. VERBASCUM L. MULLEN. 



916. V. Thapsus L. COMMON MULLEN. 



Waste places and cultivated grounds, 5100-6000 ft. (Dan- 

 iels, 457)- 



EUROPE and ASIA, thence to NORTH AMERICA. 



917. V. Blattaria L. MOTH MULLEN. 



Along Union Pacific Railroad, near Boulder, 5200-5400 ft. 

 (Daniels, 677). 

 EUROPE and ASIA, thence to NORTH AMERICA. 



396. LINARIA Mill. TOAD-FLAX. 



918. L. Canadensis (L.) Dumont. CANADA TOAD-FLAX. 

 Common on the mesas in pine groves south of the Chautau- 



qua grounds, 5700-6000 ft. (Daniels, 179). 



NOVA SCOTIA to WASHINGTON; FLORIDA to CALIFORNIA: 

 CENTRAL AMERICA: SOUTH AMERICA. 



397. COLLINSIA Nutt. INNOCENCE. 



919. C. tenella (Pursh) Piper [C. parviflora Dougl.] LITTLE 



BLUE-EYED MARY. 



Shady springs and canons in the foothills and gulches in the 

 mesas, 5700-9000 ft. (Daniels, 267). Also at Ward (Ryd- 

 berg). St. Vrain's Canon ( Coulter in Wabash College Herb.). 



ONTARIO to BRITISH COLUMBIA ; MICHIGAN to ARIZONA and 

 CALIFORNIA. 



398. SCROPHTJLABIA L. FIGWORT. 



920. S. occidentalis (Rydb.) Bickn. [S. nodosa occidentals 

 Rydb.]. WESTERN FIGWORT. 



Canons, common, 5700-8600 ft. (Daniels, 127). 

 NORTH DAKOTA to WASHINGTON; OKLAHOMA to CALIFOR- 

 NIA. 



399. PENTSTEMON Soland. BEARD-TONGUE. 



921. P. oreophilus Rydb. MOUNTAIN BEARD-TONGUE. 

 Common on the foothills and mountains, 6500-10000 ft. 



