78 



1986. Alnus viridis, DC. (Green Alder.) 



Along the rocky banks of the Gatineau. Flowers appearing after 

 the leaves 

 CARPINUS, L. (Hornbeam.) 



1987. C. Caroliniana, Walter. (Blue Beech.) 

 C. Americana, Michx. 



Low woods. May 3. A small tree with very smooth gray bark. 

 OSTRYA, Scop. (Iron-wood ) 



1988. 0. Viruinica, Willd, (Iron-wood. Hop-Hornbeam.) 



Rich woods, May 3. A small but very beautiful tree when grow- 

 ing in the open, somewhat resembling the last, but with rough 

 bark. (B.) 

 CORYLUS, L. (Hazel-nut.) 



1989. C. rostrata, Ait. (Beaked Hazel-nut.) 

 Thickets and open woods, May 1. (B.) 



QUERCUS, L Oak. 



1994. Q. macrocrapa, Michx. (Mossy-cup Oak. Over-cup Oak.) 

 A fine tree, extremely variable in all its parts. The various forms 

 occurring here seem much nearer to the so-called Var. olivai- 

 formis than to the type. All the Ottawa " White Oaks " belong 

 to this species. 

 1998. Q. rubra, L. (Red Oak ) 

 A magnificent tree, with smooth gray bark and spreading branches 

 Cup saucer-shaped or flat, of fine closely appressed scales. This 

 is apparently the only " Red Oak" we have at Ottawa. 

 FAGUS, Tourn. Beech. 



2003 F. FERRUGINEA, Ait. (American Beech.) 



A fine forest tree found in rich woods. The bell-shaped flowers are 

 borne in drooping clusters, and are very beautiful. 

 SALICACEiE. The Willow Family. 

 SAL IX, Tourm Willow, Osier. 



2005. 8. alba, L. var. c eruh-a, Smith. (European Willow.) 



Introduced. This Prof. Macoun tells me is the large European 

 willow which is cultivated as a shade tree in the French portions 

 of the city. The different varieties are described in Gray's 

 Manual, sixth edition, p. 481. 



