38 



CATALOGUE OF THE 



JUGLANDACE.E. 



JUGLANS 



cinerea, L. 



Banks of streams. 



nigra, L. 

 With the last. 



CARTA 



olivasformis, Nutt. 



Common. 

 Common. 



c. & s. 



River banks. Common in Mississippi bottoms 

 at Oquawka, Henderson county (and probably 

 further north) : Peoria, Brendel ; and southward. 



alba, Nutt. 



Dry hillsides. &c. Common. 



sulcata, Nutt. 



River bottoms from Henderson and Peoria coun- 

 ties southward : and probably northward to Wis- 

 consin along the Mississippi. The nut varies 

 greatly in size and in the texture of the shell, 

 which is sometimes thin and white as in the last. 



touientosa, Nutt. 



Dry hillsides and barrens. 



porcina, Nutt. 



Woods. 



aniara, Nutt. 



Woods along streams. 



Common. 

 Common. 

 Common. 



CUPULIFER.E. 



QUERCUS 



alba, L. 



Rich woods. Common. 



obtusiloba, Michx. 



Barrens. Scarce northward. 



macrocarpa, Michx. 



In rich soil. Common. 



[Fertile hybrids of alba and macrocarpa oc- 

 cur in Menard county, Hall ; Winnebago, Bebb.] 



lyrata, Walt. S. 



Near Jonesboro, Union county. Vasey, Wolf : 

 Wabash, Schneck. 



bicolor, Willd. 



Banks of streams. Frequent. 



Prinus, L. 



Elgin, Kane county, Vasey : and frequent south- 

 ward. 



var. monticola, Michx. 



Menard county, Hall. 



var. acuminata, Michx. 



Rich woods. Frequent. 



imbricaria, Michx. 



Near Joliet, Munroe ; and southward. 



nigra, L. 



Sandy barrens. Near Chicago, Babcock : Hen- 

 derson county ; and southward. Common. 



Leana, Nutt. — This hybrid occurs in Peoria 

 county, Brendel : Fulton. Wolf; and formerly in 

 Hancock, Mead : also in Southern Ills., Forbes. 

 Prof. Wolf has seen an imbricaria tree with the 

 leaves of Leana on the lower branches. 



falcata, Michx. S. 



Jackson and Union counties, French, Vasey. 



coccinea, Wang. 



Rich, or dry and sandy soil. Common. 



var. tinctoria, Gray. 



With the last. Common. 



rubra, L. 



Mostly in rich soil along streams. Common. 



palustris, Du Roi. 



River banks. Scarce northward. 



FAGUS 



ferruginea, Ait. S. 



Wabash and Jackson counties : and southward. 



CORYLUS 



Americana, Walt, 



Hillsides and ravines. Common. 



OSTRYA 



Virginica, Willd. 



Rich woods. Common. 



CARPINUS 



Americana, Michx. 



Banks of streams. Frequent. 



MYRICACEJE. 



COMPTONIA 



asplenifolia, Ait. N. 



Kankakee county, Hill, about Chicago. Munroe, 

 Vasey, Babcock. 



BETULACE^E. 



BETULA 



lenta, L. 



Near Dixon, Vasey : Wabash county. Schneck. 



