Actinism of spring light, 47 

 Apple trees, 181 

 Arbor-vitae, 207 

 Arbutus, 52 

 Arnica, 170 



Arrowheads, flint, 124 



Arrow-leaf, 152 



Ash, 130 



Asters, 183 



Aurora, remarkable, 12, 24 



B 



Balm, 169 

 Bat, 31, 159 

 Beech, 52 

 Birch, 80 



Birds and blossoms, 54 

 Birds, language of, 117 

 Birds, night-flying, 14 

 Birds, sleep of, 21 

 Bittern, 40 

 Bittern, least, 127 

 Bittersweet (Solatium dulca- 

 mara], 167 

 Bittersweet, climbing, 195, 214. 



Blackberry, 95, 132 

 Blackbirds, red-winged, 14, 



20, 153 



Bladderwort, 87 

 Bluebird, 105, 161, 174, 185, 



199 



Boneset, 183 



Bory St. Vincent, quoted, 124 

 Box-bush, 189 

 Bream, 222 

 Buttercups, 183 

 Buzzard, broad-winged, 69 



Cactus, 148 



Cardinal redbird, 48, 96, 104, 



148, 174 

 Carp, 88 



Cassia chamse crista, 148 

 Cat, domestic, n, 34 

 Catbird, 57, 99, 103, 113 

 Catfish, voice of, 58 

 Catnip, 169 

 Cat-owl, 6 

 Centaury, 183 

 Chat, yellow-breasted, 113 



Chewink, 65, 113, 174 

 Chickadee, 48, 195, 204 

 Chipmunk, 35 

 Chub, 222 



Cobwebs, 36, 151, 164 

 Cope, E. D., quoted, 85, 134 

 Coues, Elliott, quoted, 201 

 Cricket, 106, 147, 159, 175 

 Cricket, leaf, 35 

 Crosswicks Creek, 137 

 Crow, 18, 174, 196 

 Cuckoo, yellow-billed, 20 



227 



