WOOTON AND STANDLEY FLORA OF NEW MEXICO. 543 



KEY TO THE SPECIES. 



Flowers dull greenish ; cauline leaves ovate to lanceolate 1 . L. viride. 



Flowers bright yellow; cauline leaves linear, oblong, or narrowly 

 lanceolate. 

 Corolla lobes fimbriate, the tube 2 to 3 cm. long; late flowers 



cleistogamous 2. L. Unearifolium. 



Corolla lobes entire, the tube usually less than 10 mm. long; 

 flowers all alike. 

 Corolla tube much exceeding the calyx, usually twice as 



long; limb about 5 mm. broad 3. L. multiflorum. 



Corolla tube about equaling the calyx; limb 1 cm. broad. 4. L. cobrense. 



1. Lithospermuxa viride Greene, Bot. Gaz. 6: 158. 1881. 



Type locality: Mimbres Mountains, near Georgetown, New Mexico. Type col- 

 lected by E. L. Greene. 

 Range : Mountains of southern New Mexico and Arizona. 

 New Mexico: Bear Mountain; Queen; "VMiite Moimtains. Transition Zone. 



2. Lithospermum linearlfolium Goldie, Edinburgh Phil. Journ. 1822: 319. 1822. 

 Lithospermum angustifolium Michx. Fl. Bor. Amer. 1: 130. 1803, not Forsk. 1775. 

 Lithospermum oblongum Greene, Pittonia 4: 92. 1899. 



Type locality: North America. 



Range: British Columbia, Manitoba, and Illinois, to Arizona and Texas. 



New Mexico: Dulce; Farmington; Raton; Sierra Grande; Clayton; Bear Can- 

 yon; Aztec; Santa Fe; Kingston; Mangas Springs; Filmore Canyon; Roswell; 

 Buchanan; Gilmores Ranch. Plains and hills, chiefly in the Upper Sonoran Zone. 



3. Lithospennum multiflorum Torr.; S. Wats, in King, Geol. Expl. 40th Par. 5: 



238. 1871. 

 Type locality: Not stated. 

 Range: Wyoming to Mexico. 



New Mexico: Common in all the higher mountains. Mountains and hills, in the 

 Transition Zone. 



4. Lithospennum cobrense Greene, Bot. Gaz. 6: 157. 1881. 

 Type locality: Santa Rita, New Mexico. 



Range : Mountains of southern New Mexico and Arizona and adjacent Mexico. 



New Mexico: Burro Mountains; Mogollon Mountains; mountains west of Grants; 



San Luis Moimtains; Animas Valley; ^Miite and Sacramento mountains. Transition 



Zone. 



5. ONOSMODIUM Michx. 



Coarse erect rough-hairy leafy perennial herb with broad, strongly veined leaves 

 and numerous dull yellowish green flowers in terminal helicoid cymes; calyx deeply 

 5-parted; corolla a little longer than the calyx, tubular-funnelform, the lobes erect; 

 stamens included, with very short filaments; ovary 4-parted, the style long-exserted, 

 persistent; nutlets ovoid to globular, usually but 1 or 2 maturing, attached by the base 

 to the nearly flat receptacle. 



1. Onosmodium occidentale Mackenz. Bull. Torrey Club 32: 502. 1905. 

 Type locality: Not definitely stated. 

 Range: British America to Montana, Texas, and Illinois. 

 New Mexico: Sierra Grande; Clayton. Upper Sonoran Zone. 



6. MACROMERIA Don. 



Very similar to the preceding genus, but with a much more elongated corolla, 

 exserted stamens, versatile anthers, enlarged and persistent style base, and usually 

 more numerous nutlets. 



