54 FLORA OF GTlAND RAPinS. 



MYRICACEAE. Swkkt-Galk Famh.v. 

 MYRICA 1.. Bayhkrry. Wax-Myktle. 



CoDijitonia Banks. 



436. M. asplenifolia L. Sweet Fern, 

 O. percgrina (L.) Coult. 



Moist sandy or gravelly soil; local. June. 



Along the roads north of East St. Pinery; roadside west of 



Buck Lake (Miss Lora A.Smith). 



SALICACEAE. Willow Family. 



POPULUS L. POI'LAR. ASPKN. 



437. P. AL15A L. White Poplar. Abele. 

 Escaped to roadsides; occasional. First of May. 



438. P. balsamifera L. Balsam Poplar. 

 Banks of streams; occasional. First of May. 



Rouge Kiver; Thornapple River; Carlton Creek; West Bridge 

 St. Ferry. The trunk attains a diameter of 12 inches. 



P. balsamifera candicans Gray. Balm of Gilead. 

 Occasional in cultivation. First of May. 

 Much of what is called balm of Gilead in cultivation, is the species, 



P. dilatata Ait. Lombardy Poplar. 

 A tree commonly planted for ornament. It occasionally spreads 

 by sending up shoots from subterranean parts. 



439. P. grandidentata Michx, Large-toothed Aspen. 

 Woods and borders of marshes; common. April. 



440. P. monilifera Ait. Cotton-wood. Necklace Poplar.. 

 P. deltoides Marsh. 



Banks of streams and low ground; occasional. Mid-April-Mid- 

 May. 

 Mill Creek; Rouge River; Reed's Lake, and elsewhere. 



On the bank of the Thornapple River, near Cascade Springs, 

 there is a tree which sprang up on a newly formed sand-bar in 



