Rydberg: Notes on Rosaceae — XIV 



63 



Missouri: Vale, 1906, Bush 3916; Little Blue, Bush 208 

 (Type); Dodson, Jackson County, Bush 160; railroad north 

 of Morley, 1893, Eggert; Grain Valley, 6998. 



Iowa: Amaxa, 1909, M. P. Somes 3825. 



Indiana: White County, southeast of Wolcott, Deam 32712; 

 Laporte County, 32395. 



IV. CINNAMOMIAE 



Infrastipular prickles wanting; branches unarmed 

 or bristly, not prickly. 

 Inflorescence corymbose, terminating the stem 

 (or rarely th^ branches); plant mostly 

 suffruticose; stem very bristly, usually 

 dying back to the ground (except in 

 R. polyanthema and R. Bushii); leaflets 

 9-11. 

 Leaves glabrous or nearly so. 



Leaflets obovate, pale and glaucous on 



both sides. 

 Leaflets elliptic or oval, dark-green above. 

 Leaflets mostly 2-5 cm. long, not 

 glaucous beneath, acute at the apex; 

 plant 3 dm. high or more; flowers 

 several. 

 Leaflets rarely more than 2 cm. long, 

 mostly rounded at the apex, some- 

 what glaucous beneath; plant 1-2 

 dm. high; flowers 1-3. 

 Leaflets densely pubescent, especially beneath. 

 Plant 3-6 dm. high, usually dying back to 

 the ground. 

 Sepal erect in fruit; plant not glaucous. 

 Upper stipules and bracts not 

 densely glandular; leaflets 1.5-4 

 cm. long; plant 3-5 dm. high. 

 Upper stipules and bracts densely 

 glandular; leaflets seldom more 

 than 1.5 cm. long; plant 1-3 dm. 

 high. 

 Sepals reflexed in fruit; plant glaucous. 

 Plant shrubby, not dying back; branches 

 from the upper axils soon overtopping 

 the inflorescence. 

 Inflorescence of few, either solitary or corymbose, 

 flowers ending lateral branches; plant 

 shrubby leaflets; 5-7 (or rarely 9 on the 

 shoots). 



9. R. subglauca. 



10. R. arkansana. 



n. R. Lunellii. 



