410 The New York State College of Forestry 



dentata — L. (having teeth) fr. dens, a tooth, referring to the dentate mar 



gins of the leaves of Castanea dentata. 

 dioica — L. L. (two-houses) fr. the Gr. fiiq-^ two, and o/k/Vi, house, referring to 



the dioecious or polygamous flowers of Gymnocladus dioica. 

 Diospyros — L. L. for the genus, f r. the Gr. A/of, a God, and nvpnc, wheat or 



grain. According to Sargent this term refers to the life-giving prop- 

 erties of the fruit of the genus, 

 discolor — L. (two-colored) fr. dis-, two, and color, color, referring to the 



difference in color of the upper and lower surfaces of the leaves of 



Salix discolor. 

 divaricata — L. (spread apart) fr. dis-, apart or two, and varicare, to spread. 



referrijig to the spreading branches of Piviis divaricata (Banksliana) . 

 domestica — L. (domestic) fr. domus, house, referring to the cultivation of 



Prunus domestica. 

 echinata — L. (covered -with spines) fr. the Gr. e^'^'oi, through the L. echinus 



(a hedgehog or sea urchin, hence a spine) and the suf-otus, covered with ; 



referring to the armed cones of Pvnus echinata. 

 Elder — f r. the A. S. ellaem * the Germanic i. e. Ger. ahom, maple. Allied 



to the word hollow in reference to the hollow twigs. The common name 



of Acer Negnndo. 

 Elm — fr. the A. S. elm * the Ger. Ulm and the L. Ulmus (which see). The 



common name of Ulmus. 

 Fagus — L. (the beech) fr. the Gr. (pale/v^ to eat, through the Dorian </)fi)(5f, 



the beech, in reference to the edible fruit of the genus. 

 ferruginea — L. (rusty) fr. ferrum, iron, through ferrugo, rust; referring to 



the brown autimm leaves of Fagus ferruginea {grandif olia) . 

 Fir — ■ f r. the Ger. Forha through the A. S. furu, perhaps of Scandanavian 



origin * the Teutonic group. The common name of Abies. 

 florida — L. (abounding in flowers) fr. flos, a flower; referring to the showy 



inflorescence of Cornus florida. 

 Foleyana — L. L. f r. the surname Foley. A synonym for Salix purpurea. 

 fragilis — L. (fragile) fr. fragnere, to break; referring to the easily broken 



branches of Salix fragilis. 

 Fraxinus — L. The L. common name of the ash tree. 

 flUva — L. (tawny, yellow, or reddish); referring to the color of the inner 



bark of Ulmus fulva. 

 glabra — L. (smooth), referring to the smooth leaves of several species, 

 glandulosa — (full of glands or fruit) fr. glans, a nut or gland and -osus, 



full of ; referring to the abundance of fruit, or the glandular leaflets of 



A ilanth us glan didnsa. 

 glauca — ■ L. (bluish) fr. the Gr. } /larKOf, referring to the glaucous under- 



surfaces of the leaves of Magnolia glauca. 

 Gleditsia — L. L. for the surnaine of Glcditsch, and named for J. G. Gleditsch, 



a contemporary of Linnaeus. 

 Grandidentata — L. (large-toothed) from grandis, large, and dentatus, toothed 



(see dentate), referring to the large dentations on the leaf margins of 



Populus grandidentata. 

 grandif olia — L. (large leaf) fr. grandis, large, and folium, leaf; referring to 



the size of the leaves of Fagus grandifoUa,. 

 Gum — fr. the Egyptian kami, through the Gr. Kofi/u, the L. gummi, the Fr 



gomme, and tlie M. E. gomme; referring to the hardened juices of certain 



trees. The common name of species of Nyssa and Liquidambar Styra- 



ciflua owing to gummy exudations. 

 Gymnocladus — L. L,. (naked branches) from the Gr. yu/ivof, naked, and 



K?.d6oc, branch; referring to the sparse foliage or the large, leafless 



branches in wint«r condition. 

 Hackberry — hack = hag-berry (see hawthorn) and berry (see mulberry). 



The common name of Celtis occidentalis. 

 Hackmatack — f r. the N. Am. Indian, hakmantak, Belknap — Hist, of N. H. 



Ill; "On some mountains we find a shrubbery of hemlock and spruce, 



whose branches are knit together so as to be impenetrable. The snow 



lodges on their tops, and a cavity is formed underneath. These are called 



by the Indians, ' hackmantaks '. " Transferred as the common name of 



Larix laricina. 



