212 
. Balsam Fir, 186. 
Bangia ciliaris, 144. 
Baptisia, 165; tinctoria, 165. 
Betula alba, var. papyrifera, 101; 
lenta, var. uber, 64; Notes on, 63; 
papyrifera, 64; papyrifera cordi- 
folia, 63; populifolia, 101, 103; 
pumila, 101. 
Bidens, 146; cernua, 146, 147; 
colpophila, 146-149, The specific 
identity of Bidens hyperborea and, 
146; Eatoni, 98; hyperborea, 146- 
150, and B. colpophila, The specific 
identity of, 146, var. cathancensis 
149, var. colpophila, 149, var. 
gaspensis, 149, 150. 
Bladdernut, A new Species of, 127. 
Blake, 8. F., Lycopodium sabinae- 
folium Willd., var. sharonense 
(Blake) comb. nov., 60; Note on 
the proper Name for Sassafras, 
98; Notes on the Clayton Her- 
barium, 21, 48, 65; Notes on the 
Flora of New Brunswick, 101; On 
the Names of some Species of 
Viburnum, 11; A Variety of 
Smilax glauca, 78. 
Boston District, Reports on the Flora 
of the-— XXVI, 15, XXVII. 55, 
XXVIII. 164, XXIX. 208. 
Botanical Society of Maine, Josselyn, 
110. 
Botrychium angustisegmentum, 19; 
lanceolatum, 19, 20, The American 
Range of, 19, var. angustisegmen- 
tum, 19; Lunaria, 20. 
Braya, 202, 203; alpina, 202, 203; 
humilis, 201-203, Some North 
American Representatives of, 201, 
var. novae-angliae, 201l; pur- 
purascens, 202; Richardsonii, 
203 
Brewster, W., Exotic Plants estab- 
lished in Middlesex County, Mass- 
achusetts, 204. 
Buckthorn, 205. 
Bulbochaete Brebissonii, 143; elatior, 
143; Furberae, 142, 143, 145; 
intermedia, var. supramediana, 
143. 
Caltha palustris, 183, 196. 
Canada, Rosa blanda and its Allies 
of northern Maine and adjacent, 
90 
Cardamine bracteata, 198, 199; 
hirsuta, subsp. oligosperma, var. 
bracteata, 198; lucens, 198, 199; 
Rhodora 
[DECEMBER 
oligosperma, 197, 198, and its near 
Allies, 197, var. bracteata, 198, 
var. lucens, 198, var. unijuga, 198, 
199; unijuga, 198. 
Carex aurea, 101; paupercula, 152, 
var. brevisquama, 152. 
Cassia, 165; chamaecrista, 165; 
marilandica, 166; nictitans, 166. 
Ceratoschoenus macrostachys, 8. in- 
undatus, 138, 149; macrostachyus, 
var. patulus, 139, 140. 
Cetraria tenuifolia, 40. 
Chamaenerion, American Variations 
of Epilobium, Section, 1; angusti- 
folium, 4; angustifolium canescens, 
4; angustifolium, 8. intermedium, 
3, 5; angustifolium platyphyllum, 
3, 5; angustifolium, var. specta- 
bile, 4. 
Chaptalia, 151. 
Chenopodium rubrum, 104. 
Chimaphila umbellata, 106, 
cisatlantica, 106. 
Chroococcus limneticus, 141. 
Churchill, J. R., A smooth-fruited 
Form of Asclepias syriaca, 206. 
Cicer, 166; arietinum, 166. 
Cimicifuga racemosa, 183, 196. 
Cistus canadensis, 49, 50. 
Cladrastis, 166; lutea, 166. 
Clayton Herbarium, Notes on the, 
21, 48, 65. 
Cleland, R. E., A new Erythro- 
trichia from Woods Hole, 144. 
Clematis florida, 184; verticillaris, 
183, 194; Viorna, 194; virginiana, 
a): it 
Clethra alnifolia, 115. 
Collins, F. S., ed., Notes from the 
Woods Hole Laboratory, 1917, 141. 
Colutea, 166; arborescens, 166. 
Committee on floral Areas, Report of, 
181, 193. ` 
Compositae, 151. 
Connecticut Plants, Some, 97. 
Convolvulus, 65; panduratus, 65; 
spithamaeus, 98. 
Coptis trifolia, 183, 185. 
Coronilla, 166; scorpioides, 
varia, 166. 
Corrugated paper Boards, Pressing 
Plants with deable-taced, 153. 
Crataegus, 16; alnorum, 16 a 
posita, 16; Arnoldiana, 16; 
Brainerdi, var. Egglestoni, 16; 
coccinea, 16; Crus-gaili, 16; in- 
tricata, 16; macracantha, lri 
macrosperma, 16, var. acutiloba, 
var. 
166; 
