BOTANY OF LA SALLE COUNTY. 83 



acute, serrate leaflets; flowers in 2 to 7 umbels 



on a naked scape. M, Ju. Woods. 

 A. quinquefolia. Root thick, spindle shaped; leaves 



one, leaflets mostly 5, obovate-oblong-, acute; 



fruit brig-ht R. Ju. Rich, damp woods. 

 Order 50. CORNACEAE. Dogwoods. Cornels. 



Mostly small trees with bitter bark and very 



hard wood. 

 CORNUS. Dog-wood. Flowers in cymes or close 



heads; bark of branches green or red, smooth, 



with brown warts. Bloom M. Ju. 

 C. Canadensis. I/ow 5 to 7 inches; leaves in 4's 



or 6's flowers greenish; fruit R. Found on 



bank of Illinois river in Deer Park Tp. E}. of 



mouth of Horseshoe Canyon. 6 or 7 years ag-o; 



not seen of late. 

 C. circinata. Leaves round-oval, acute; G. above; 



lig-hter and wooly below. Fruit lig-ht B. 10 to 



20 ft., branches G., woody. 

 C. sericea. Branches P., those of the petioles 



and leaves below soft-downy; leaves elliptical, 



acute; fruit pale B. 3 to 10 ft. 

 C. stoloniferae. Red Osier. Branches R, P., slen- 



der, smooth, fruit W. or B. 3 to 6 ft., increases 



by runners. Wet places. 

 C. paniculata. Branches P. gray, smooth, branch- 



ing-, 4 to 8 ft. Flowers W., fruit W. Damp 



places. 

 C. alternifolia. Branches G. streaked with W., 



leaves alternate ovate or oval, acuminate, fruit 



deep B. 7 to 25ft. Hillsides. 



NYSSA. Tupelo, Pepperidg-e, Sourg-um Tree. 

 N. Sylvatica, Branches horizontal; leaves oval, 



acute, or not, thick, brig-ht, glossy G., turning- 



crimson in autumn. A few bushes 8 to 10 ft. 



