BORAGE FAMILY 733 



strigillose; lobes lanceolate; corolla 13-15 mm. long. Mountains: Wyo. Mont. 

 Jl. 



11. M. foliosa A. Nels. Stem erect, glabrous, 2-4 dm. high; leaves thick, 

 glabrous or slightly pustulate above, the lower ones oblong or spatulate, 4-7 cm. 

 long, petioled; stem-leaves lanceolate or the upper ones ovate; calyx-lobes lance- 

 olate, ciliolate; corolla 15-18 mm. long. Hills and canons: Wyo. Utah. Sub- 

 mont. My-Je. 



12. M. pilosa (Cham.) DC. Stem simple, 3-4 dm. high, villous; leaves 

 lanceolate, 5-8 cm. long, acuminate at each end, villous-hirsute beneath, strigose 

 above; pedicels and calyx canescent-strigose; lobes linear-lanceolate, 5 mm. long, 

 strigose; corolla-tube equalling the limb. Pulmonaria pilosa Cham. Litho- 

 spermum corymbosum Hook. Wet places: Hudson Bay Canadian Rockies 

 Alaska. Boreal. 



13. M. paniculata (Ait.) Don. Stem moi e or less hirsute, 3-6 dm. high; 

 leaves lanceolate, acuminate at each end, 5-10 cm. long, hirsute on both sides; 

 pedicels and calyx strigose; lobes of the latter 4 mm. long; corolla-tube 4-5 mm. 

 long, about equalling the throat and limb. Pulmonaria paniculata Ait. Along 

 streams and shady banks: Hudson Bay w Ont. la. Ida. Wash. Alaska. 

 Boreal Mont. My-Jl. 



14. M. toyabensis F. Macbr. Stem 4-5 dm. high, sub villous; basal leaves 

 oblong-lanceolate, 10-15 cm. long; stem-leaves lanceolate or ovate-lanceolate, 

 10 cm. long; pedicels hirsute; calyx-lobes hirsute, 3-4 mm. long, in fruit 5-6 mm. 

 long; corolla-tube 6 mm. long, equalling the throat and limb. Mountains: 

 Nev. Utah. Mont. Jl. 



15. M. refracta A. Nels. Stems tufted, 2-4 dm. high; stem-leaves oblong 

 to ovate, 3-5 cm. long, minutely strigose; pedicels minutely strigose, in fruit 

 reflexed; calyx-lobes linear, softly hirsute, 2-3 mm. long; corolla 1 cm. long; 

 tube equalling the throat and limb. Mountains: Colo. Mont. Jl. 



16. M. cynoglossoides Greene. Stem 4-6 dm. high, glabrous; basal leaves 

 long-petioled; blades elliptic, 1-1.5 dm. long; stem-leaves ovate, acutish, some- 

 what cordate-clasping, 7-10 cm. long, thin, glabrous beneath, scabrous-hispidu- 

 lous above and on the margins; pedicels sparingly hispidulous; calyx-lobes 

 lanceolate, 4 mm.; corolla-tube about 6 mm. long, 4 mm. thick, about equalling 

 the throat and limb. Canons, along streams: Colo. Submont. Je. 



17. M. membranacea Rydb. Stem glabrous or sparingly hirsute above, 

 6-8 dm. high; leaf -blades ovate, acute or more often short acuminate, 4-8 cm. 

 long, very thin, hispid-strigillose on both sides; pedicels hispidulous; calyx-lobes 

 2-3 mm. long, hispidulous, lanceolate; corolla about 1 cm. long; tube longer than 

 the dark blue limb and throat. Wet places: Mont. Utah. Wash. Submont. 

 Je-Au. 



18. M. muriculata Greene. Stem decumbent at the base, 3-5 dm. high; 

 leaves thin, glabrous beneath, pustulate-scabrous above; basal leaf -blades 

 elliptic-lanceolate, 7-10 cm. long; stem-leaves lanceolate or ovate, sessile or 

 clasping; calyx-lobes lance-ovate, hispid-ciliate ; corolla 5 mm. long, about equal- 

 ling the throat and limb. Along streams: Colo. Submont. Je. 



19. M. pratensis Heller. Stem pale, 6-8 dm. high; lower leaves petioled, 

 upper sessile; basal leaf -blades oval-lanceolate or elliptic-lanceolate, glabrous 

 beneath, hispidulous-strigcse above and on the margins; pedicels and calyx 

 strigose; lobes linear-lanceolate, acute; corolla-tube about 8 mm. long, and 4 

 mm. wide; limb of about the same length, 8-10 mm. wide. M. alba Rydb., an 

 albino form. Wet meadows and along streams: Colo. N.M. Ariz. Submont. 

 Subalp. 



20. M. brachycalyx Piper. Stem glabrous, erect, 5-10 dm. high, leafy; 

 leaves bright green, lance-ovate, acuminate, smooth beneath, minutely pustulate 

 above, 5-10 cm. long; pedicels smooth or nearly so; calyx-lobes triangular-ovate, 

 acute, glabrous, minutely ciliate on the margins; corolla 10-12 mm. long, the 

 tube about as long as the throat and limb. Creek banks: Wash. Ida. Sub- 

 mont. Jl-Au. 



