PBOCEEDINGS OF THE NATIONAL MUSEUM. 



419 



C— CLASSIFIED MEASUREMENTS. 

 (1) Additions to the "list of trees attaining a height of 100 feet or more." 



Ko. 



Species. 



Quercus Micliaiixi . 



Quercus minor 



Hicoria glabra 



Hicoria microcari>a 



Hieoria sulcata 



Betula nigra 



Prunus serotina 



Praxinus pubescena 



Maximum ascertained 

 height. 



119 feet (E.R.) 



lo;i feet (J. S.) 



115 feet (R.R.); 120 

 twt (J. S.). 



134 feet (R. R.) 



119 feet (J. S.) 



105 teet (J. S.) 



135 feet (J. S.) 



138 feet (J. S.) 



Girth of tree measured, 



13 feet. 

 10 feet. 



7ifeet(R. R.); gJtfeet 

 "(J. S.). 



9 feet 10 inches. 

 8 feet. 



10 feet. 

 10,if feet. 

 16'feet. 



(3) Increased maximum height as determined hg subsequent measurements. 



Numer- 

 ation of 

 original 

 list. 



Species 



Maximum height as 

 given in original list. 



Maximum height by- 

 subsequent measure- 

 ments. 



Tilia Americana 



Gymnocladus dioicus 

 Gledilsia triacaiithos 

 Celtis occidfiitalis . .. 

 Quercus Mulilciilifrgi 

 Quercus palustris. . . . 



130 feet (R.R.).. 

 109 feet (R.R.).. 

 137 feet (R.R.).. 

 134 feet (R.R.).. 

 122ifeet (R. R.). 

 120 "feet (J. S.) .. 



135 feet ( J. S.). 

 129feet (J. S.). 

 156feet (J. S.). 

 130 feet (.J. S.). 

 155 feet (J.S.). 

 135 feet (J. S.). 



(5) Trees which apparently do not reach a maximum height of 100 feet. 



No. 



Species. 



.3<3sculus glabra 



Aiiielanchier Canadensis. 



A.simina triloba 



Oarpinus Caroliuiinia 



Celti.s Mississipjiifusis. . . 



Ci'rcis Canadensis 



Coruus tiorida 



Crataegus Crus-galli 



Cratitgus mollis 



(Jnitu'gus toiueiiliisa 



E HI II I villus atrcijmriiurens 



Fip'-csticra acuminata 



ib'raxinus sauibucifolia — 



Fraxinus viridis 



Gleditsia aquatica 



Ilex decidua 



Jiiiii])crus Yirginiana 



Jmiipcrus commuuia 



Morus rubra 



Ncguudo Negundo 



Ostry a Virginiana 



Height. 



Feet. 

 83 

 38 

 48 

 32 

 95 

 54 

 50 

 32 

 37 



20 

 22 

 83 

 92 

 90 

 28 

 75 

 25 

 68 

 60 

 25 



Girth. 



Inches. 

 35 

 28 

 32 

 54 

 132 

 66 

 50 

 20 

 27 

 21 

 15 

 18 

 56 

 60 

 57 

 37 

 CO 

 18 

 124 

 114 

 26 



No. 



Species. 



Populua grandjdentata. . . 

 Populus heterojiliylla 



Pruuua Americana 



Prunus angustifolia 



Ptelea trifoliata 



Pyrus coronaria 



Quercus digitata 



Quercus lyrata 



Quercus nigra 



Rhus copalliua 



Rhus typhina 



Ri>biuiapseudacacia(culti 



vated) 



Salix discolor 



Salix longifolia 



Salix nigra 



Sassafras sassafras 



Ulmus alata 



Ulmuspubesceus 



Viburnum prunifolium. . . 



Height. Girth. 



Feet. 

 97 

 92 



28 



20 



15 



38 



61 



61 



65 



32i 



35 



95 

 15 

 70 

 95 

 95 

 55 

 83 

 21 



Inches. 

 57 



27 

 21 

 12 

 26 

 72 

 54 

 42 

 29 

 12 



138 

 9 



20 

 108 

 144 



27 



In tbe case of a number of the above-named species only one speci- 

 men was measured, and it is therefore highly probable that larger indi- 

 viduals occur. 



As a result of these additional measurements the last paragraph on 

 page 50 (continued on page 57) of my tirst paper requires material 

 modiUcation. Compared with the vast number of trees of mature 

 growth which are cut down and destroyed even in a .single year, the 

 number of trees from wliich these measurements were taken is insig- 

 niiicaut indeed, and it is quite certain that in not a single instance has 



