Macbride — Revision of Mertensia 15 
23. M. LaNnceouata (Pursh) DC. ex A. DC. Prod. x. 88 (1846). 
M. papillosa Greene, Pitt. iii. 261 (1898). Pulmonaria lanceolata 
Pursh, Fl. Am. Bor. ii. 729 (1814). M. lanceolata Gray, Syn. FI. i. 
201 (1886), as to most glabrous specimens. — Plains and foothills; 
southern Saskatchewan to central Colorado. — SASKATCHEWAN: 
Wood Mt., June 6, 1895, John Macoun, no. 11,838. pias Da- 
KOTA: Portal, June 13, 1913, M. A. Barber, no. 333. Sits 
DakoTA : Newell, May 12, 1913, W. P. Carr, no. 11. Wyo 
Stinking Water, 1873, Parry, no. 226. COLORADO: Sulphur Semiti 
Grand Co., June 10, 1906, Osterhout, no. 3249; Douglas Co., May, 
1890, Mrs. 8. B. Walker (in herb. of Walter Deane 
23a. var. BRACHYLOBA (Greene) A. Nels. in rapid one & Newer 
Man. R. Mt. 422 (1909). M. brachyloba ee, Pitt. 2a 
(1899). cas and northern CoLorapo. — Estes Park, Lariti 
Co., July 6-9, 1913, F. W. Hunnewell, 2nd., no. ats (in herb. vol 
collector). 
3b. var. lineariloba (Rydb.), comb. nov. M. linearis — 
yp iii. 197 (1897). M. lineariloba Rydb. Bull. Torr. Clu 
32 (1901). M. papillosa Greene, ae lineariloba (Rydb.) A. Nels. i in 
Coulter & Nelson Man. R. Mt. 421 (1909). M. lanceolata A. Nels. 
in Coulter & Nelson Man. R. Me. 422 (1909); Gray, Syn. FI. i. pt. 
i. 201 (1886), in part. — Sourn Dakota: Willow Creek, near Cus- 
ter, vag 16, 1908, John Murdock, Aeon no. 3023. Wyomne: Chug 
Mt. Herb.) ; ‘Colorado i pil 14, 1903, W. C. rag “Ex 
Rocky Mts., 1862, Hall & thie anew no 
23c. var. myosotifolia (Heller), comb. an M. myosotifolia Hel- 
ler, ex Rydb. Fl. Colo. 290, 292 (190. . secundorum Ckll. 
Mubhlenbergia iii. 68 (1907). M. eae A. Nels. Proc. Biol. 
rimer Co., July 20, 1903, Osterhout, no. 2824 (R. R. Mt. Herb.); 
Rocky Mts., i862, Hall & Harbour, no. 134; Dou glas Co., May, 
1890, Mrs. S. B. Walker (part of collection cited under the typical 
form of the species). 
Perhaps this is the most troublesome group in the genus. The 
plants vary greatly in amount of pubescence, size and shape of 
