NOTBS ON OUR LOCAlv PLANTS 227 



Avellana Bnmfels, Fuchs, Camerariiis, etc. Corylus Tour. Kls. 

 p. 453, (1694), I. R. H., p. 581, (1700), Unn., Syst., (1735), Gen. 

 p. 293, (1737). CoRYi.us Gen. p. 433, (1754). 



Corylus americana Walter, Fl. Car. p. 236, (1788). 



Lake Maxinkuckee (H. W. Clarke). I have found it abundant 

 throughout the range but not fruiting in woods. 



Family 42. BETULACEAE C. A. Agardh. Aphor. p. 

 208, (1825) also Bartling, 1. c. p. 99. 



BETULLA Pliny XVI: 30. 



Betiila Tragus, Matthioli, Dodonaeus, Anguillara, Bellonius, 

 Lonicer, Lobelius, Castor Durante, Gesner, Thalius, etc., Betula 

 Tour., Els. p. 460, (1694), I. R. H. p. 588, (1700) : Linn. Syst. 

 (1735) stricto sensu, Gen. p. 285, {ij^j), stricto sensu, Betula, Gen. 

 p. 422, (1754) in part. 



BetuUa populifolia Marsh, Arb. Am. p. 19, (1785), (cor.) 



Betula alba var. populifolia Spach. Am. Sci. Nat. II., 15 p. 



187, (1841). 



Pine [Lake Co.] (Higdon and Raddin); [Laporte Co.] (Deam): 

 820 Notre Dame. * 



Betulla papyrifera Marsh. 1. c. (cor). 



Betula papyracea Ait. Hort. Kew. 3, p. 337, (1789). 



[Lake Co.] (Deam); Lake Maxinkuckee (H. W. Clarke); 

 Mineral Springs (Deam); Pine [Lake Co.] (Umbach). Found 

 also in vSt. Joseph, Laporte, and Berrien Co. 



Betulla nigra Linn., Sp. PL p. 982, (1752). 



[Starke Co.] (Deam); Lake Maxinkuckee (H. W. Clarke); 

 No. 806 Notre Dame. 



Betulla lenta Linn., Spl PI. p. 983, (1753). 



South Haven, Mich. (L. H. Bailey). Found also by Dr. Greene 

 and myself three miles south of Lakeville, Ind 



Betulla lutea Michx. f., Arb. Am.. 2, p. 152, pi. 5, (1802), (cor.) 



Lake Maxinkuckee (H. W. Clarke); [Laporte Co.] (Deam); 

 Mineral Springs (Deam): Nos. 9157 vSagunay [Laporte Co.] 

 9097 Chain La.kes [St. Joseph Co.]. The tree has been found by 

 me in Berrien, Van Buren, Porter, Laporte, Lake, Cos. It is often 

 found in Tamarack swamps or on their borders, and not infre- 

 quently supercedes the larches as they disappear by drainage. 



Betulla pumila Linn., Mant., p. 124, (1767). 



[Lake Co.] (S. Coulter); Millers, Ind. (Babcock), (Umbach); 



