300 THE AMERICAN MIDLAND NATURALIST 
CORYLUS Virgilius Ecl. I: 14, Il: 3; Georg. II: 69 and 209, 
Plinius XVI: 18, Caesalpinus De Plantis 38. (1588). Tour. Els. 
453- (1694). Linn. Syst. (1735). 
322. Corylus americana Walter, Fl. Car. 236. (1788). 
Turtle Mountains in Bottineau Co. 
323. Corylus rostrata Ait. Hort. Kew 3:364. (1789). 
Turtle Mountains: Dunsieth, St. John. 
Family 31. BETULACEAE Agardh, Aphor. 208. (1825), 
also Bartling, Ord. Nat. Pl. p. 99. (1830). 
bETULLA’ Phliniws Vl 30, 
Betula Tragus. Matthioli, Dodonaeus, ete. 
324. Betulla papyrifera Marsh. Arb. Am. 19. (1785), (cor.). 
Turtle Mountains: Dunsieth. 
325. Betulla papyrifera cordifolia Fernald, (cor.). 
Pleasant Lake, Turtle Mountains. 
ALNUS Plinius XVI: 24. Brunfels, Tragus, Tour. Els. 
459. (1694), Duhamel, Arb. et Arbustes yr. (1755). 
326. Alnus incana C. Bauhin ex. J. Bauhin, Hist. 6, p. 
157. (1650). 
Neche (H. L. Bolley). 
Family 32. GLANDIFERAE ‘Theodore Gaza, De Hist. et 
Causis Plantar.. (1529), also Caesalpinus De Plantis p. 31. (1583). 
QUERCUS, (Lucretius); Virgilius, Kel: 1:17; IV: 365 Vileenee 
Georg. I: 349, II: 16, III: 332, Culex, 132, Tour. Els. p. 454. (1694). 
327. Quercus macrocarpa Michx. Hist. Chen. Am. 2:23 
(1801). ; 
Minot, Pleasant Lake, Turtle Mountains. 
328. Quercus macrocarpa depressa Engelm. 
Dunsieth. 
Order 18. URTICALES. 
Engl. Syllab. ed. I. p. 95. (1892). 
Family 33. ULMACEAE Mirbel, El. II:905. (1815). 
ULMUS.  Virgilius. Eel’ Il: 7e, V:3; Georg. 1170, 1isaseye 
222, 1V: 144. Tour. Els. p. 473. (1694). 
329. Ulmus americana Linn. Sp. Pl. 226. (1753). 
Towner, Turtle Mountains. In cultivation at Leeds. 
CELTIS Plinius XIII: 17. Tour. Els. p. 485. (1694). 
330. Celtis crassifolia Lam. Encycl. 4, 6, 138. (1797) 
Peninsula of Lake Ibsen; Logan Co. (Brenckle). 
