668 
INDEX 
Turpentine, 199, Coniferae , Picea , 
Pinus ; Chian-, Pistacia ; Stras- 
burg-, 
Tutsan, Hypericum 
Tway blade, Lis ter a 
Twining plants, 170 ; -stem, 
44 
Twisting (flower-stalk), 74; (leaf), 
47, 49; (stem), 171 ; theca of 
anthers, 78 
Twitch-grass, Agropyron 
Type (of species), 117 
Ule, Castilloa elastica Cerv. 
Uliginous (Lat.), growing in 
swamps 
Umbel, 63 
Umbrella fir, Sciadopitys 
Umbrosus (Lat.), of shady places 
Uncate, hooked 
Uncinate, hooked 
Undershrubs, 154 
Undulate, wavy, 53 
Unguiculate, clawed, 77 
Uni- (Lat. pref.), one- 
Unifoliate, with one leaflet, Citrus , 
Berberis 
Uniloc., unilocular, 79, 82 
Uniparous, monochasial 
Unisex., unisexual, 68 
Upas-tree, Antiaris 
Urceolate, urn-shaped, 77 
Urens (Lat.), stinging 
U.S., United States 
Ustilago antherarum, Lychnis 
Utricle, Cyperaceae 
Vaginate, sheathed 
Vaill., Vaillant 
Valerian, Valeriana ; red spur-, 
Centranthus 
Valonia, Quercus 
Valvate aestivation, 75 
Valve, 108 
Valvular dehiscence (anther), 78 ; 
(fruit), 108 
Vandevelde, A., 112 
Vanilla, Vanilla 
Var., variety 
Variation, 21, 2, 159; accumu- 
lated, 25 ; correlated, 23, 26 ; 
discontinuous, 22, 118; in colour, 
100 ; step-, 22 
Varieties, 117 
Varnish, 199, Melanorrhoea 
Vascular bundles, 33 
Vascular cryptogams, 124, Pterido- 
phyta 
Vasculum, 11, 13 
Vegetable horsehair, Tillandsia ; 
ivory, 207, Palmae, Phytelephas ; 
marrow, Cucurbita ; oyster, sal- 
sify; pathology, 3 ; sheep, 
Raoulia 
Vegetation, forms of, 150; zones 
of, 178 
Vegetative growth, 103, 112, 159 
Vegetative organs, 32 seq. 
Vegetative reproduction, 54, 112 
seq., 15 1, 153, 160, 181, 184 
Veins of leaf, 33, 48 
Velamen, Orchidaceae 
Velutinous, velvety 
Velvet-bean, Mucona 
Velvet-tamarind, Dialium 
Venation, 51 
Venice turpentine, Larix 
Ventral, 31, 49, 73, 82 
Ventricose corolla, 77 
Venus’ comb, Scandix ; fly-trap, 
Dionaea ; looking-glass, Specu- 
laria 
Veratrin, Schoenocaulon, Veratrum 
Verbena-oil, Lippia 
Vernalis (Lat.), of spring 
Vernation, 53, 41 
Vernon, H. M., 23 
Verrucose, warty 
Versatile, 78, 86 
Versicolor (Lat.), changing colour 
Verticillaster, Labiatae 
Verticillate, whorled, 51 
V ervain , Verbena 
Vesicular, as if of small bladders 
Vestigial organs, 31, 79, 123 
Vetch, Vida ; kidney-, Anthyllis ; 
milk-, Astragalus 
Vetiver, khus-khus 
Vexillum, Leguminosae 
Villous, with long, weak hairs 
Vine, Vitis ; (in U.S.), any climb- 
ing or running stem 
