102 MICHIGAN ACADEMY OF SCIENCE. 



CALCEOLARIA Loefl. Solea Spreng. Ionidium Vent. 



*1501. C. verticillata (Ort.) Kuntze. Nodding Violet. Green Violet. Solea coucoJor 

 Ging. Hubbardston; Ann Arbor, Allm. Cat. Scarce and local. Near Grand Rapids, 

 Miss E. J. Cole. C. & S. 



CACTACEiE Lindl. Cactus Family. 



OPUNTIA Mill. 



1502. 0. humifusa Raf. Western Prickly Pear. O. Raflnesquii Engelm. Common 

 in Newaygo Co. along the Mnskegon River, Cedar Creek Tp. , Muskegon Co., C. F. 

 Wheeler; and a stunted variety on sand barrens near Greenville, J. Satterlee; also, 

 northward into British Am.. Engelmann. 



THYMELEACEiE Reichenb. Mezereon Family. 



DIRCA L. 



*1503. D. palustris L. Leather-wood. ?*Ioose-wood. Woods. The tough bark iised 

 for thongs by Indians. Ann Arbor, Winch. Cat.; South Haven, L. H. Bailey; Alma, 

 C. A. Davis, and northward. Frequent. Th. 



ELAEAGNACEiE Lindl. Oleaster Family. 



LEPARGYRAEA Raf. Shepherdia Nutt. 



•1504. L. Canadensis (L.) Greene. Canadian Buffalo -berry. Shepherdia Canadensis 

 Nutt. Gravelly banks. "On the western islands in Lake Erie," Dr. D. Cooley; Ann 

 Arbor, Winch. Cat.; South Haven, L. H. Bailey; Flint, and northward. Abundant at 

 Petoskey. A common short shrub, L. Superior, Whitney Cat.; Benton Harbor, C. F. 

 Wheeler. Th. 



LYTHRACE^ Lindl. Loosestrife Family." 



DECODON Gmelin. 



*1505. D. verticillatus (L.) Ell. Swamp Loosestrife. Crystal Lake. Montcalm Co.; 

 Flint; Birmingham, Oakland Co.; South Haven; Orion; Grass Lake; Fife Lake, farthest 

 station north known. Infrequent. L. P. 



LYTHRUM L. 



1506. L. alatum Pursh. Near Detroit, Cooley MS., O. A. Farwell; S. Mich., Wright 

 ,Cat.; Kalamazoo, Tuthill; Bay, Tuscola and Huron Counties, C. A. Davis. Maiden, 



Detroit River, — Maclagan Canadian Cat. O. A. Farwell 



1507. L. Salicaria L. Purple Loosestrife. Detroit to Bay City, Port Huron, C. K. 

 Dodge. 



MELASTOMACEiE R. Br. Meadow-Beauty Family. 



RHEXIA L. 



1508. R. Virginica L. Deer-grass. Muskegon, C. D. McLouth; S. W., H. S. 

 Pepoon. 



ONAGRACEjE Dnmort. Evening-primrose Family. 

 ISNARDIA L. LiinwioiA L.. in part. 



1509. I. palustris L. "Mnrsli riirslnno. Lvdwigia palvstris Ell. Water Purslane. 

 Common. L. P. 



