1917] 
Betula allegheniensis, 128; lenta, 128; 
lutea, 30, 128; nigra, 128. 
Bidens, 257; aristosa, 251, 252, var. 
mutica, 251; colpophila, 92; con- 
nata, 251, 257, 258, var. petiolata, 
257, 258; Eatoni, 76, var. ken- 
nebecensis, 76, 92; heterodoxa, 
257, 258, var. agnostica, 259, var. 
monardaefolia, 259, var. ortho- 
doxa, 257; in Connecticut, A re- 
markable Colony of, 257; laevis, 
251; trichosperma, 251; vulgata, 
var. puberula, 251. 
Bissell, C. H., Additions to the Flora 
of Connecticut, 105, 119, 224, 245. 
Blake, S. F., A new Rudbeckia from 
Indiana, 113; Oenothera pumila 
L., var. rectipilis, var. nov., 110; 
Polymnia Uvedalia and its Varie- 
ties, 46; Statice in North America, 
1; Two new Polygonums from 
New England, 232; Utricularia 
fibrosa in Massachusetts, 38; The 
Varieties of Chimaphila umbellata, 
237; Vernonia altissima, var. 
taeniotricha, var. nov., 167. 
Boltonia asteroides, 250. 
Boreal and subalpine Variety of 
Spiraea latifolia, 254. 
Botanical Activities of Percival 
Lowell, 21; Society of Maine, 
Field Meeting of the Josselyn, 92. 
Botrychium, 31, 207, 216; angusti- 
segmentum, 31, 33; brachystachys, 
214; chamaeconium, 216; cicu- 
tarium, 214-216; dichronum, 214; 
gracile, 208; lanuginosum, 216; 
Lunaria, 209; obliquum, var. 
dissectum, 31; ramosum, 31, 34; 
simplex, 31, 33; strictum, 208, 
215; virginianum, 31, 207-216, 
and its American Varieties, 207; 
var. europaeum, 207, 211-213, 215, 
216, var. intermedium, 210, 211, 
215, var. laurentianum, 208, 
210, 211, 215, var. meridionale, 
213, 215, var. occidentale, 213, 
215, 216; virginicum, 8 mexica- 
num, 214. 
Brasenia peltata, 63. 
Briza media, 119. 
Bromus arvensis, 120; commutatus, 
120; hordeaceus, 120, var. lepto- 
stachys, 120; incanus, 121; iner- 
mis, 121, var. aristatus, 121; 
japonicus, 121; marginatus, 121. 
Broussonetia papyrifera, 128. 
Bryum roseum, 68. 
Index 
277 
Butters, F. K., Botrychium virgini- 
anum and its American Varieties, 
207; The Genus Athyrium and 
the North American Ferns allied 
to Athyrium Filix-femina, 170; 
Studies in certain North American 
Species of Lathyrus, 156; Taxono- 
mic and geographic Studies in 
North American Ferns, 169. 
Cacalia suaveolens, 252. 
Calla palustris, 30. 
Callistephus chinensis, 250. 
Calluna vulgaris, 245. 
Calobryaceae, 268. 
Calobryum, 268. 
Calopogon, 32; pulchellus,. 32. 
Caltha palustris, 220. 
Calypogeia fissa, 264, 271, 272; 
Francisci, 272; Trichomanis, 271. 
Camelina microcarpa, 225. 
Campanula rotundifolia, 63; uligi- 
nosa, 249; uniflora, 142. 
Camptosorus, 171. 
Canada, Andropogon scoparius in the 
United States and, 100; A new 
Luzula from eastern, 38. 
Cape Breton, A new Agropyron from, 
15. 
Cape Cod, A new Juncus from, 17. 
Capparidaceae, 217. 
Capsella Bursa-pastoris, 220. 
Cardamine flexuosa, 91; from south- 
ern Maine, A new, 91; hirsuta, 
91; Longii, 91, 92; parviflora, 
91; pensylvanica, 91. 
Carduus acanthoides, 252; Hillii, 63, 
67; nutans, 252. 
Carex, 59, 62, 98; albolutescens, 123; 
alopecoidea, 123; aquatilis, 124; 
Bebbii, 123; Bicknellii, 97, 123; 
brunnescens, 123; bullata, var. 
Greenei, 125; Bushii, 124; cris- 
tata, 122; debilis, var. interjecta, 
125, var. Rudgei X virescens, 125; 
Deweyana, 123; diandra, 123, var. 
ramosa, 123; echinata, 154; festu- 
cacea, 123; filiformis, 32, 98, 163; 
flava, 125, var. rectirostra, 125; 
glaucodea, 125; granularis, 125; 
Grayii, 30, 36; gynocrates, 110, 
in Pennsylvania, 110; Hitch- 
cockiana, 124; incomperta, 97; 
laxiflora, var. gracillima, 124, var. 
leptonervia, 124; laevivaginata, 
97, 123; Leersii, 154; leptonervia,. 
124; limosa, 33, 124; muricata, 123; 
novae-angliae, 97-110, 124, ex- 
