140 



Taxodium, 91 ; distichuni, 71, 73-/5 



Taylor, N., 10, 59, 62, 63, 128; Brit- 

 ton and Millspaugh's Bahama Flora 

 (Review), 124; Flora of Mount 

 Marcy, New York, 128; Length of 

 day instead of temperature controls 

 time of flowering and fruiting (Ab- 

 stract), 46; Murrill's nature books 

 (Review), 11 



Tecoma radicans, 71 



Tephrosia, 130 



Thalictrum polycarpum, 41 



Therofon aconitifolium, 118 



Thomas, A. H., 12, 13 



Thomas, H. E., 59 



Thrinax, 56 



Tilia americana, 119; europaea, 31, 

 32, 43 



Tilia europaea in Oregon, 31 



Tillandsia usneoides, 71, 73, 75 



Time of flowering and fruiting, 

 Length of day instead of tempera- 

 ture controls (Abstract), 46 



Tobaccos, Aboriginal, 104 



Torresia macrophylla, 88 



Torrey-Schweinitz letters, 59 



Torrey Botanical Club, Members of 

 the, 1920, 2 



Torreya a bi-monthly, i 



Toxicodendron radicans, 22 



Trametes robiniophila, 14 



Trifolium hybridum, 99 ; pratense, 99 ; 

 repens, 99 



Triglochin maritima, 18 



Trillium, 19; grandiflorum, 118 



Triodia, 86 



Tripsacum, 85 



Trixis, 126 



Tsuga canadensis, 18, 119 



Typha latifolia, 73 



Tyromyces Spraguei, 14 



Ulmus, 92; americana, 71, 

 Unifolium canadense, 118 

 Ursinia, 126 



119 



Vaginata plumbea, 15 



Vallisneria spiralis, 18 



Vegetables, Spoilage of, 129 



\'enenarius, 15 



\'eratruni viride, 19 



Verbascum Thapsus, 24, 100, 118 



Verbena angustifolia, Tz ; hastata, 



100; prostrata, 44; urticifolia, 100 

 Vernonia, 126 

 Viburnum acerifolium, 31 ; alnifo- 



lium, 119 

 Viola, 107, 112; hirta, 107; odorata, 



43, 107 ; orbiculata, 43 ; primulae- 



folia, 1 07-1 16 

 Viola primulaefolia Linn., Peloria in, 



107 

 Virginia, Collecting fungi in, 14 

 Vitis aestivalis Lincecumi, 23 ; Ber- 



landieri, 23 ; cinerea, 23 ; cordifolia, 



23 ; coriacea, 23 ; Labrusca. 23 ; 



Munsoniana, 23 ; palmata, 23 ; ru- 



pestris, 23 ; Simpsonii, 23 



Wailes, L. A., 14 



Washington, Collecting fungi near, 60 



Watson, E. E., 128 



Weese, A. O., 16 



Weinmannia, ss 



West Indian plants, Two new, 83 



White, O. E., 64, 89 ; East and Jones's 

 Inbreeding and outbreeding (Re- 

 view), 32 



Willardia, 131 



Wilson, P., 63 



Wisteria, 131 



Wooden flowers, 14 



Vv'urzlow, E. C, 89 



Xanthium echinatum, 100; oviforme, 



44 ; speciosum, 44 

 Xantholithes propheticus, 56 



Yucca gloriosa, 19 



Zizania aquatica, 18 

 Zizaniopsis miliacea, iS 



