186 
Spireea arbuscula. sp. n., 63 
Stephanodoria, gen. n., 12; tomen- 
Stizenberger, Dr. E., Notes on 
Western Lichens, 30 
Streptanthus, 155, 157; versicolor, 
Sp. D., 
Suksdorfia violacea, 56 
Tellima on nom. n., 55 
Theloschistes, 4 
Thermopsis, 19, a argentata, sp, 
i , 19 
ddress to 
the Botanical Section of the Brit- 
ish Association, 163 
Tissa sparsiflora, sp. n.,46 
Transcripts of some descriptions 
of Californian genera and species 
136 
ERYTH#A. 
Trichocolea, 29 
Trifolium, 60; Arizonicum, sp. n., 
18; Hanseni, sp. n., 17; Morley- 
anum, sp. 7 
Triglochin concinna, sp. n., 117 
Umbellularia, 97 
Umbilicaria, 42 
Urceolaria, 48 
Uromyces, 77, 78; aterrimus, sp. n., 
78; Suksdorfii, sp. n., 77 
Usnea, 41 
Verrnearia, 44; plumbaria, sp. n., 
44 
Vicia, 155; semicincta, sp. n., 17 
Viola, 61, 74, 82, 156; Macloskeyi, 
sp.n., 74 
Wright, W. G., Gietta grass, 147 
Wright, F. W., Oregonian forms 
of Umbellularia, 97 
Wulfenia, 79 
