INDEX TO HOST PLANTS 



Trogia, 113, 115 

 TRYBLIDIACEAE, 53 

 Tryblidiella, 62 

 Tubaria, 113, 124 

 Tuber, 52, 155, 157 



Tl'BERACEAE, 5!, 52 



Tuberales, 35, 51 

 Tubercinia, 84 

 Tubercularia, 78, 157 



TUBERCULARIACEAE, 75, 78 



Tuberculina, 78 

 Tubulina, 151, 157 

 Tylostoma, 138, 140, 157 

 Tympanis, 62 

 Typhula, 1 02 



Ulocolla, 95 



Uncinula, 42 



Underwoodia, 65 



Uredinales, 80, 81, 85 



Uredinopsis, 89, 90 



Uredo, 86, 92, 157 



Urocystis, 83, 84 



Uromyces, 18, 87, 88, 90, 91, 92 



Uropyxis, 91, 92 



USTILAGINACEAE, 82 



Ustilaginales, 24, 80, 81 



Ustilago, 83, 84 

 Ustulina, 49 



YALSACEAE, 49 

 Velatae, 123 

 Velutaria, 61 

 Vermicularia, 69, 157 

 Verpa, 65 

 Vibrissea, 64 

 Volvaria, 113, 120 

 Volvatae, 119 



Xerotus, 113, 118 

 Xylaria, 49, 205 

 XYLARIACEAE, 49 



Zukalina, 57 

 Zygomycetes, 22 

 Zythia, 71 

 ZYTHIACEAE, 69, 71 



II. INDEX TO HOST PLANTS OF FUNGI 



NOTE. Hosts are here indexed as they appear in the text ; cross refer- 

 ences are given in case a host is referred to by both its English and Latin 

 name at different pages. 



Abies, 90 



agarics, 95 



Agrimonia, 90 



Alisma, 85 



Alnus, 62, 149 



Amarantus, 32 



Amorpha, 92 



Andromeda, 53 



Anemone, II, 23 



apple, i, 8, 69, 73, 75, 85, 87 



Aralia, 92 



Arunclinaria, 44 



ash, 72 ; see also Fraxinus 



Asparagus, 90 



Aster, 32 



Barberry, 86, 87 

 barley, 81 



basswood, 41, 77 



beech, 41, 103 ; see also Fagus 



bean, 32, 73, 90 



beets, 75, 90 



Berberis, 86 



Betula, 38 



birch, 90, 1 06 



blackberry, 73, 92 



Boletus, 25 



bramble, 18; see also Rubus. 



Cabbage, 149 

 Campanula, 90 

 Carex, 83 



carnation, 69, 85, 90 

 Carpi nus, 94 

 Cassandra, 97 

 Catalpa, 69 



