6 Contributions from the Gray Herbarium 
Corolla-tube less than 2 times as long as the limb. 26a. var. Hornert. 
Leaves glabrous on both surfaces............... 26b. var. per Hg 
b. Stems 1-many from woody fusiform or branched root : €. 
c. Filaments fully equalling or longer than the anthers; 
stems less than 3 gh. 
Stems 1-2; roots pte net et orm; leaves oblong- 
lanceolate, — basal eg or wanting. . neg M. oblongifolia. 
Stems several—m 
branched canara this clothed with the tute 
of numerous basal leaves; leaves usually ovate- 
lanceolate, obtusis 
_— Es ate the fruiting pedicels 
t 
Leaves glabrous on both surfaces.............- . M. foliosa. 
— pupestent above. co. ci ceases is ao ar. subcalva. 
pubescent on both surf 25 Yeas 28b. var. pubescens. 
Inifloresence open, the fruiting netics about 1 
Om. lone. 3 ee es Gk 28c. var. nevadensis. 
¢. ———. much cohen than the anthers; plants ae 
dm © RGN. 5. eco s See eo aes . M. Nelsonii. 
Subsection ALPINAE 
a. Inflorescence congested, even in fruit; middle-cauline 
eaves acute b. 
b. _— gene: or somewhat strigillose on the upper 
Plants truly alpine; leaves more or less strigillose above. : 
ciant less isp 1 dm. high, ie — ascending. ..30. M. alpina. 
2 0: 
— i e stems erect.......... a. var. perplexa. 
Plants of the hi h-plains; gFeigsens ‘labrous vereers 30b. var. humilis. 
b. Leaves densely pubescent on both surfaces.......... oe ens 
a. Inflorescence open in fruit; middle cauline eaves rounded : 
i tER EOE er rere ela pies ie Coane 32. M. brevistyla. 
M. panicutata (Ait.) G. Don, Gen. tights iv. 318 (1838). M. 
sassdiaa Rydb. Bull. Torr. Club xxvi 33 (1901). Pulmonaria 
paniculata Ait. Hort. Kew. i. 181 (1789). — tues Bay to Alberta, 
northern Idaho, Montana, and Michigan. — Ontario: Onamon 
River, Nipigon River, and Lake Nipigon, 1912, H. E. Pulling; 
Mi 
Hudson sie Burke. ICHIGAN: south short Lake Superior, anit 
ing, Whitney. SasKaATCHEWAN: 1858, E. Bourgeau. ALBERT. 
Elbow fiver Valley, vicinity of Calgary, July 7, 1915, Marion EB. 
hen a 1053. Montana: Lolo Creek Canyon, Aug. 19, 1880, 
Wats AHO: Sega Mt., Latah Co., June 17, 1892, Sandberg, 
Mac Dogs o2 Heller 0. 420; Mt. Mosco w, Henderson, no. 2813; 
bie of St. Mary’ s River: Shoshone Co., tae 1, 1895, Leiberg, 
ogre var. r. longisepala, var. nov., calyce fere 5-diviso, lobis 4-6 mm. 
longis; corollae tubo calycem paulo superante, limbo circa 10 mm. 
la ntario and northern Minnesota to British Columbia and 
ka. — Ontario: Moose River Basin, J. Mackintosh Bell, 1903. 
Minnesota: Two Harbors, Lake Co., J une, 1893, E. P. Shel 
Auperta: near Banff, July 14, 1891, Macoun; wet wood near Boro 
