482 F. Hock: Pflanzengeographie aussereuropäischer Länder. Iß2 



38. Chestnut oak, Quercus prinos Linn. (Eb., XXH, H. 12 [10. Oktober 

 1906], p. 16, 17, Illustr.) 



39. üucumber tree, Magnolia acuminata Linn. (Eb., XXII I, H. 1 [25. Okt. 

 1906], p. 16, 17, Illustr.) 



40. Black locust, Robinia pseudacacia L. (Eb., XXXIII, H. 2 [10. Novbr. 

 1906], p. 16, 17, Illustr.) 



41. American or gray elm, Ulmus americana Linn. (Eb., XXIII, H. 3 

 [25. November 1906], p. 16, 17, Illustr.) 



42. Overcup oak, Querem lyrata Walt. (Eb., XXIII, H. 5 [10. Dez. 1900 . 

 p. 16, 17, Illustr.) 



43. Red or river birch, Betula nigra Linn. (Eb., XXIII, EL. 5 [25. Dez. 

 1900], p. 16, 17, Illustr.) 



44. Shortleaf or yellow pine, Pinus echinata Mill., Pinus mitis Michx. 

 (Eb., XXIII, H. [10. Januar 1907], p. 16, 17, Illustr.) 



45. Slippery elm, Ulmus fulva Michx., Ulmus pubescens Walt. (Eb., XXIII, 

 H. 7 [25. Januar 1907], p. 16, 17, Illustr.) 



46. Hardy catalpa, Catalpa speciosa Warder. (Eb., XXIII, H. 8 [10. Febr. 

 1907], p. 16, 17, Illustr.) 



4/. Butternut, Juglans cinerea Linn. (Eb., XXIII, H. 9 [25. Febr. 1907], 

 p. 16, 17, Illustr.) 



48. Bur oak, Quercus macrocarpa Michx. (Eb., XXIII, H. 10 [10. März 

 1907], p. 16. 17, Illustr.) 



49. Honey locust, Gleditschia triacanthos Linn. (Eb., XXIII, H. 11 [25. März 

 1907], p. 16, 17, Illustr.) 



50. Col'fee tree, Gymnocladus dioica Koch. (Eb., XXIII, H. 12 [10. April 

 1907], p. 17, 18, Illustr.) 



51. Pignut, Hicoria glabra Britton. (Eb., XXIV, H. 1 [25. April 1907], 

 p. 16, 17, Illustr.) 



52. Pin oak, Quercus palustris Moench. (Eb., XXIV, H. 2 [10. Mai 1907], 

 p. 16, Illustr.) 



53. Chinquapin oak, Quercus acuminata Sarg. (Eb., XXIX, H. 3 [25. Mai 

 1907], p. 16, 17, Illustr.) 



54. White cedar, Chamaecyparis sphaeroides Spach, Chamaecyparis thyoides 

 Britt. (Eb., XXIV, 4 [10. Juni 1907], p. 16, 17, Illustr.) 



55. White willow, Salix alba Linn. (Fb., XXIV, H. 5 (25. Juni 1907], 

 p. 16, Illustr.) 



56. Eucalyptus, Eucalyptus globulus Lab. (Eb., XXIV, H. 6 [10. Juli 1907], 

 p. 16, 17, Illustr.) 



57. Tupelo, Nyssa aquatica Linn. '(Eh., XXIV, H. 7 [25. Juli 1907], p. 16, 

 17, Illustr.) 



58. Rock elm, Ulmus racemosa Thomas. (Eb., XXIV, H. 8 [10. August 

 1907], p. 16, 17, Illustr.) 



59. White cedar or arborvitae, Thuja occidentalis Linn. (Eb., XXIV, 

 H. 9 [25. August 1907], p. 16, 17 Illustr.) 



60. Tamarack, Larix laricina Koch, Larix americana Michx. (Eb., XXIV, 

 H. 10 [10. September 1907], p. 16, 17, Illustr.) 



61. Persimmon, Diospyros virginiana Linn. (Eb., XXIV, H. 11 [25. Sep- 

 tember 1907], p. 16, 17, Illustr.) 



62. Dogwood, üornus florida Linn. (Eb., XXIV, H. 12 [10. Oktober 1907], 

 p. 16, 17, Illustr.) 



