308 
Thurberia (Thurberia triloba). 
Thorn, 
Box (Lycium halimifolium). 
California box (Lyciwm californi- 
cum). 
Fire (Cotoneaster pyracantiia). 
Rabbit (Lycium pallidum). 
Squaw (Lycium torreyi). 
Thorn, 
polygala (Polygala acanthoclada). 
tree (Gleditsia triacanthos). 
Thorny ash (Aralia spinosa). 
Threetip sagebrush (Artemisia tripar- 
tita). 
Tideland spruce (Picea sitchensis). 
Tight-eye (Cyrilla racemifiora). 
Tisswood (Halesia carolina, 
Persea borbonia). 
Titi, (Cliftonia monophylla). 
Black (Cliftonia monophylla, 
Cyrilla racemiflora). 
Tobacco, tree (Nicotiana glauca). 
Tobbaco brush (Ceanothus velutinus). 
Tomatilla (Lycium pallidum, 
Lycium torreyi). 
Toothache tree (Aralia spinosa). 
Torchwood (Amyris texana). 
Tornillo (Prosopis pubescens). 
Torote (Bursera microphylla). 
Torrey, 
jointfir (Hphedra torreyana). 
lenseale (Atriplex torreyi). 
pine (Pinus torreyana). 
Tough buckthorn (Bumelia tenaz). 
Toumey oak (Quercus touwmecy?). 
Toyon (Photinia arbutifolia). 
Trailing, 
bluebrush (Ceanothus diversifolius). 
ceanothus (Ceanothus diversifolius). 
Tramp’s trouble (Smilax bona-noz). 
Trask mahogany (Cercocarpus  tras- 
kiae). 
Tree, 
catclaw (Acacia wrightit). 
huckleberry (Vaccinium arboreum). 
lupine (Lupinus arboreus). 
pea (Parosela spinosa). 
tobaceo (Nicotiana glauca). 
Treebine (Cissus incisa). 
Tree-of-heaven (Ailanthus altissima). 
Treemallow, California (Lavatera 
assurgentifolia). 
Treepoppy (Dendromecon rigida). 
Trembling aspen (Populus tremu- 
loides). 
Trumpet honeysuckle (Lonicera sem- 
pervirens ). 
Trumpetcreeper (Campsis radicans). 
Trumpetflower (Bignonia capreolata, 
Campsis radicans, 
Tecoma stans). 
Tuliptree (Liriodendron tulipifera). 
Tupelo, (Nyssa aquatica, 
Nyssa sylwatica). 
gum (Nyssa aquatica). 
gum, large (Nyssa aquatica). 
MISC. PUBLICATION 308, U. 8S. DEPT. OF AGRICULTURE 
Tupelo—Continued. 
gum, sour (Nyssa ogeche). 
Sour (Nyssa ogeche). 
Water (Nyssa diflora, 
Nyssa ogeche). 
Turkey, 
grape (Vitis lincecumii). 
oak (Quercus cinerea, 
Quercus ilicifolia, 
Quercus rubra). 
shed (Forestiera pubescens). 
Turpentine broom (Thamnosma mon- 
tana). 
Turpentineweed (Gutierrezia linearis, 
Gutierrezia, longifo- 
lia). 
Tweedy cottonwceod (Populus tweedyi). 
Twinberry, (Miichella repens). 
Red (Lonicera utahensis). 
Twinberry honeysuckle (Lonicera in- 
volucrata). 
Twinflower (Linnaea borealis). 
Two-wing silverbell (Halesia diptera). 
Umbrella magnolia (Magnolia tripe- 
tala). 
Umbrella tree, (Cornus alternifolia, 
Magnolia tripetala). 
Har-leaved (Magnolia fraseri). 
Bie (Magnolia macrophyl- 
a). 
Una de gato (Acacia greggii). 
Undergreen willow (Salix commutata). 
Unknown tree (Celtis occidentalis). 
Upland willow oak (Quercus cinerea). 
Utah, 
buddleia (Buddieia utahensis). 
honeysuckle (Lonicera utahensis). 
juniper (Juniperus utahensis). 
serviceberry (Ameianchier utahen- 
Sis): 
Snowberry (Symphoricarpos uteh- 
ensis). 
sumac (Rhus trilobata). 
tassel bush (Garrya flavescens). 
Valley, 
cottonwood (Populus wislizenii). 
white oak (Quercus lobata). 
willow (Salix hindsiana). 
Varnish-brush (Ceanothus vetutinus). 
Vase-vine (Clematis viorna). 
Vasey oak (Quercus undulata). 
Vauquelinia (Vauquelinia californica). 
Veatch silktassel (Garrya veatchii). 
Veiny arrowwood (Virburnum veno- 
sum). 
Veinyleaf hollygrape (Berberis ner- 
VOSa). 
Velvet, 
ash (Frazinus velutina). 
mesquite (Prosopis odorata). 
Velvetleaf, 
blueberry (Vaccinium canadense). 
elder (Sambucus coerulea). 
Velvetpod mimosa (Mimosa 
carpa), 
ayso- 
