BEAL ON MICHIGAN FLORA. 67 



SAURURACEiE LincU. Lizard's-tail Family. 

 SAURURUS L. 

 *75'2. S. cernuus L. Lizard's-tail. Swamps, river-sides. Common. C. & S. 



JUGLANDACEiE Lindl. Walnut Family. 

 JUGLANS L. 



*753. J. cinerea L. Butternut. Low rich woods. 



•754. J. nigra L. Black Walnut. Becoming scarce from Bay City south. C. & S. 



HICORIA Eaf. Carya Nutt. 



*755. H. alba (L.) Britton. Mocker-nut. Carya tommtosa Nutt. Dry Woods. 

 Flint; Grand Rapids, Coleman's Cat.; Three Rivers; Cassopolis, C. F. Wheeler; Ann 

 Arbor, C. A. Davis. Rare. C. & S. 



75G. H. borealis Ashe. Northern Hickory. Belle Isle, Detroit, 0. A. Farwell; 

 Rochester. W. A. Brotherton, and probably elsewhere. 



757. H. glabra (Mill.) Britton. Pig-nut Hickory. Carya porcina Nutt. Woods. 

 Alma, Ann Arbor, C. A. Davis. C. & S. 



758. H. laciniosa (IMichx. f.) Sarg. King-nut. Carya sulcata Nutt. Monroe Co., 

 White Pigeon, W. J. B. ; Teconsha, G. W^ Davis; Ann Arbor, C. A. Davis. River bot- 

 toms. Rare, except in the extreme south. 



759. H. microcarpa (Nutt.) Britton. Small-fruited Hickory. Carya vdcrocarpa 

 Nutt. Ann Arbor; Cassopolis; Three Rivers. S. 



*760. H. minima (IMarsh.) Britton. Bitter-nut. Carya amara Nutt. Common. 

 C. & S. 



*761. H. ovata (Mill.) Britton. Shag-bark. C. & S. Carya alba Nutt. Common. 

 C. & S. 



762. H. villosa (Sargent) Ashe. Belle Isle, O. A. Farwell. 



MYRICACEiE Dumort. Sweet-Gale Family. 

 MYRICA L. 



763. M. cerifera L. Bayberry. Wax-myrtle. S. Mich., Winch. Cat.; Wayne Co., 

 C. A. Davis. 



764. M. Gale L. Sweet Gale. Swamp near Crooked Lake, Emmet Co.; Harrisville; 

 Manistee, E. J. Hill; Isle Royale, Dr. A. B. Lyons; Roscommon, C. A. Davis. N. & U. P. 



COMPTONIA Banks. 



764. C. peregrina (L.) Coulter. Sweet-fern. Myrica asplcni folia L. South, Wr. 

 Cat.; Detroit, Dr. A. B. Lyons; Alma, C. A. Davis. Very common in the center of the 

 State and northward throughout the pine country, of which it is a chracteristic 

 species. 



SALICACE^ Lindl. Willow Family. 

 POPULUS L. 



*765. P. alba L. WHiite Poplar. Abele. Occasionally escaped from cultivation. 



*766. P. balsamifera L. Balsam Poplar. River banks. A small tree in Michigan. 

 Northward. Th. 



766a. P. candicans Ait. Balm of Gilead. P. balsamifera caudicans A. Gray. Cul- 

 tivated, occasional. Indigenous northward. 



*768. P. deltoides Marsh. Cottonwood. P. monilifera Ait. Sometimes a large tree, 

 three feet in diameter. Infrequent. Collected by the Forestry Commission, June, 1888, 

 in Alcona Co. L. P. 



*769. P. dilatata Ait. Lombard}' Poplar. Occasionally escaped from cultivation. 



*770. P. grandidentata Michx. Large-toothed Aspen. Woods. Common northward, 

 but "rare in U. P." Whitney Cat.; Alma, Ann Arbor, C. A. Davis. 



