1923] Index 223 
INDEX TO VOLUME 25. 
New scientific names are printed in full face type. 
Abies balsamea, 6. 
Acer, 163-165; saccharinum, 212. 
Achillea Millefolium, var. nigres- 
cens, 11. 
Actaea rubra, 8. 
Agalinis, 62; acuta, 62; maritima, 
62, 213; paupercula, 62, 213; 
purpurea, 62; tenuifolia, 63. 
Agastache, 37; scrophulariaefolia, 
37. 
Agaveae, 158. 
Agrostis alba, var. 
hyemalis, 6. 
Ajuga, 37; reptans, 37. 
Alder, Black, 148. 
Alisma Geyeri, 206. 
Alismaceae, 221. 
Allium, 155; Geyeri, 102. 
Alnus crispa, 8. 
Alstroemierieae, 158. 
Amarylleae, 158. 
Amaryllidaceae, 156, 157, 160. 
Amaryllideae, 156-158. 
Amelanchier, 171; Bartramiana, 9. 
America, The Identities of the 
Sand Cherries of eastern, 69; 
Naturalized Occurrence of Prunus 
Padus in, 169; Notes on the 
Distribution of Najas in north- 
eastern, 105. 
American Species of Hypoxis, Re- 
vision of the, 120, 151; Variety 
of Scheuchzeria palustris, 177. 
Amsinckia, 28; barbata, 28; Doug- 
lasiana, 28; intermedia, 28; Men- 
ziesii, 28. 
Amygdalus nana, 70. 
Anaphalis margaritacea, var. oc- 
cidentalis, 11. 
Anchusa, 28; azurea, 28; italica, 28; 
officinalis, 29. 
Angelica atropurpurea, 10. 
Another Orchid new to New Eng- 
land, 47. 
Antennaria alpina, var. canescens, 
114. 
Anthelia Juratzkana, 196. 
Anthericum, 155. 
Anthoceros carolinianus, 197; cris- 
pulus, 197; laevis, 197; Macounii, 
197; punctatus, 197. 
vulgaris, 6; 
Anthocerotaceae, 197 
Anthocerotales, 192. 
Antirrhinum, 63; majus, 63. 
Anychia canadensis, 184. 
Appalachian Plants, A new Station 
for three, 168. 
Arabis alpina, 113; viridis, 184. 
Aralia hispida, 45. 
Arceuthobium pusillum, 99. 
Arctagrostis latifolia, 112. 
Arctostaphylos alpina, 10. 
Arenaria groenlandica, 8; lateri- 
flora, 8; peploides, 8, 99; stricta, 
184. 
Arethusa bulbosa, 99. 
Artemisia canadensis, 11. 
Ash, English, 174; Prickly, 175; 
Red, 176. 
Ash-leaved Maple, 176. 
Ashe, W. W., Notes on Trees and 
Shrubs of the southeastern United 
States, 179. 
Asperugo, 29; procumbens, 29. 
Aspidium fragrans, 3. 
Asplenium Trichomanes, 184. 
Aster foliaceus, 11. 
Asterella tenella, 193. 
Astragalus alpinus, 9, 113. 
Athyrium angustum, 6. 
Aureolaria, 63; flava, 63; pedicularia, 
63; virginica, 63. 
Azalea, 116. 
Baffin Land Plants collected by the 
MacMillan Expedition, 1922, 111. 
Bailey, L. H., George Lincoln 
Goodale, 117. 
Ballota, 37; nigra, 37. 
Balsamita Balsamita, 15. 
Baptisia tinctoria, 211. 
Barberry, Japanese, 176. ; 
Bartonia, 148; iodandra, 148; pani- 
culata, var. intermedia, 148; 
virginica, 147. 
Basswood, 204. 
Baumea crassa, 54; — 53; 
falcata, 53; mariscoides, 5 3. 
Bazzania, 91; deflexa, 76, 90, 91; 
denudata, 75, 89, 91-95, 196, 
198; triangularis, 76, 78-82, 90; 
forma densior, 80-82, var. flaccida, 
