1917] 
Index 
275 
INDEX TO VOLUME io. 
New scientific names are printed in full face type. 
Abnormal Flower Structure in Oxalis 
stricta L., 41. 
Acer platanoides, 230; rubrum, 220; 
saccharinum, 220. 
Acerates viridiflora, var. lanceolata, 
246. 
Achillea lanulosa, 252; 
252. 
Acnida tuberculata, 129. 
Actaea alba, 224; rubra, 224, forma 
neglecta, 224. 
Additions to the Flora of Connecti- 
cut, 105, 119, 224, 245. 
Aegopodium Podagraria, 245. 
Aesculus Hippocastanum, 230. 
Agastache nepetoides, 247; scrophu- 
lariaefolia, var. mollis, 247. 
Agrimonia parviflora, 228; rostellata, 
228. 
Agropyron acadiense, 15; from 
Cape Breton, A new, 15; occi- 
dentale, 16; pungens, 17; Smithii, 
16. 
Agrostis alba, 95, 119, var. aristata, 
119; canina, 119; perennans, 119; 
Schweinitzii, 119; silvatica, 119. 
Allium Schoenoprasum, 127;  sibiri- 
cum, 97. 
Alnus incana, 
vulgaris, 220. 
Alopecurus, 166; aristulatus, 165, 
166; carolinianus, 166; fulvus, 
165; geniculatus, 165, 166, var. 
ramosus, 167; ramosus, 166, 167; 
Remarks on several North Amer- 
ican Species of, 165. 
Alyssum alyssoides, 225. 
Amaranthus spinosus, 129. 
Amarella acuta, 150; Amarella, 150; 
plebeia, 150. 
Amblystegium noterophilum, 69. 
Ambrosia psilostachya, 251. 
Amelanchier canadensis, 226, var. 
tomentula, 226; oblongifolia, 226; 
rotundifolia, 226; sanguinea, 226; 
spicata, 226; stolonifera, 226. 
American Anemones, Some color 
Forms of, 139; Gentians, Some 
Ptarmica, 
220; rugosa, 220; 
Forms of, 149; Varieties, Botry- 
chium virginianum and its, 207. 
Amphicarpa monoica, 164; Pitcheri, 
29 
229. 
Andrews, L., Additions to the Flora 
of Connecticut, 105, 119, 224, 
245. 
Andropogon flexilis, 103; furcatus, 
164: littoralis, 100, 103, 105; 
purpurascens, 103; scoparius, 100 
101, 164, in the United States and 
Canada, 100, var. frequens, 102, 
103, 105, var. littoralis, 103, var. 
polyclados, 103, 105, var. villosis- 
simus, 101, 102, 105. 
Anemone hudsoniana, 141, 8 san- 
guinea, 141; multifida, 140, var. 
hudsoniana, 141, var. hudsoniana, 
forma polysepala, 141, var. hud- 
soniana, forma sanguinea, 141, 
var. Richardsiana, 141, var. 
Richardsiana, forma leucantha, 
141; quinquefolia, 220; riparia, 
139, 140, forma inconspicua, 140, 
forma rhodantha, 139; sanguinea, 
141; virginiana, 139, 140, forma 
leucosepala, 140. 
Anemonella thalictroides, 220. 
Anemones, Some color Forms of 
American, 139. 
Angelica atropurpurea, 33. 
Ann Arbor, Michigan, A Prairie near, 
163. 
Anoda triangularis, 230. 
Antennaria neglecta, 220; occiden- 
talis, 250; plantaginifolia, 220. 
Anthoceros crispulus, 272; Macounii, 
272; punctatus, 272. 
Anthriscus Cerefolium, 245. 
Anthyllis Vulneraria, 229. 
Antirrhinum majus, 248. 
Anychia polygonoides, 129. 
Apera spica-venti, 119. 
Aphyllon fasciculatum, 65. 
Apium graveolens, 245. 
Arabis hirsuta, 225; laevigata, 225; 
viridis, 225. 
Arachis hypogaea, 229. 
