INDEX 



Abies brachyphylla, 116 



Abies cephalonica, 117 



Abies cihcica, 117 



Abies concolor, 116, 118 



Abies homolepis, 116 



Abies Nordmanniana, 117 



Abies Veitchii, 117 



Abelia grandiflpra, 53 



Acacia, hardy in California, 37 



Acanthopanax (Kalopanax ricinifolium), for 



summer display, 41, 43 

 Acanthopanax Henryi, 94 

 Acanthopanax sessikflorum, 94 

 Acanthopanax spinosum, 94 

 Acer rubrum ; 176 

 Acer saccharinum, 176 

 Aconite, Winter, 174 

 .Aconitum Hemsleyanum, 238 

 Aconitum Wilsonii, 237, 238 

 Actinidia, 56 

 Actinidia arguta, 63 

 Actinidia chmensis, 63 

 Actinidia kalomikta, 63 

 Actinidia polygama, 63 

 Adam's Needle (Yucca), 49 

 Aesculus parviflora, for summer display, 46 

 Ailanthus glandulosa, 172 

 Ailanthus Vilmoriniana, 172 

 Aitchison's Rose, Mrs. (Rosa Ecae), one of six 



known yellow species, 15 

 Akebia lobata, 64 

 Akebia quinata, 64 

 Alder (Alnus), 105, 176 

 Alkaline soils, neutralization of, 153 

 "Almagestum", Plukenet's, 4 

 American Beauty Rose, wild prototype of, II 

 Amorpha canescens, 53 

 Ampelopsis aconitifolia, 74 

 Ampelopsis aconitifolia, var. palmiloba, 74 

 Ampelopsis brevipedunculata, 74 

 Ampelopsis Englemanii, 73 

 Ampelopsis heterophylla, 74 J 

 Ampelopsis humilifolia, 74 

 Ampelopsis megalophylla, 74 

 Ampelopsis micans, 74 

 Ampelopsis Veitchii, 73 

 Andromeda floribunda, 142 

 Andromeda polifolia, 142 

 Anisostichus capreolatus, 68 

 Apple, 106 

 Apple, Chinese, 209 

 Apricot (P run us Armeniaca), 190 

 Apricot, Japanese, 187 

 Aralia chinensis, 94 

 Aralia spinosa, 94 

 Arborvitae, or White Cedar, 128 

 Arborvitae, Chinese, 129 

 Arborvitae, Giant, 127 

 Arbutus, Trailing, 148 

 Arctostaphylos uva-ursi, 149 

 Aristolochia durior, 56, 74 

 Aristolochia Kaempferi, 74 

 Aristolochia monpinensis, 74 

 Aristolochia sipho, 56, 74 



Aristolochia tomentosa, 74 



Aronia atropurpurea, 96 



Aroma arbutifolia, 96 



Aronia melanocarpa, 96 



Aronia melanocarpa, var, elata, 96 



Aronia melanocarpa, var. grandifolia, 96 



Arrow-wood (Viburnum acerifolium), 95 



Artemisia lactiflora, 234 



Arnold Arboretum, number of species of Rosa 

 recognized as indigenous to North America, 

 10; Southern Hemisphere shrubs unsuccessful, 

 36; five species of Sorbaria in cultivation, 47; 

 species of Yucca found hardy, 49; Elsholtzia 

 Stauntonii introduced, 51; Hydrangia petio- 

 laris introduced, 68; species of Vitis found | 

 hardy, 72; evergreen climbers, 75, 76; Govern- 

 ment investigations on plants for winter 

 food for birds, 81; species of Phillodendron, 

 93; largest collection of conifers on continent, 

 115; species of conifers found hardy, no; 

 Pseudotsuga taxifolia, 119; Picea pungens, 

 119; Picea Engelmanni, 121; Tsuga caroliniana 

 introduced, 123; raises Cedar of Lebanon 

 from cold Asia Minor seed, 126; broad-leaved 

 Evergreens, 140; Leucothoe Catesbaei hardy, 

 143; Ilex crenata major not hardy, 145; 

 Buxus microphyla hardy, 145; Evonymus 

 radicans, var. acutus, 151; new species of 

 Cotoneaster, 158; Hamamelis vernalis, 178; 

 Forsythias, 192; Flowering Cherry, 195, 197, 

 198, 199, 200; produces Malus Arnoldiana, 

 208; introduces Malus Sieboldii, var. calo- 

 carpa, 209; Lilacs grown from wild seed, 214; 

 all Lilacs hardy, 215; number varieties Lilac 

 cultivated, 217; best dozen Common Lilacs of 



Syringa Sweginzowi latest Lilac to flower, 

 225; Syringa pekinensis introduced, 226: 

 Syringa japonica introduced, 227; species of 

 Rhododendrons, 251, 252; Rhododendron 

 poukhanense introduced, 256; list of best 

 varieties of Rhododendrons, 261; large-leaved 

 evergreen Rhododendrons hardy, 270; re- 

 ceives rooted layer of Davidia involucrata 

 from France, 294 



Ash, American or White, 106 



Ash, Mountain, 87, 106 



Asiatic Corktrees (Phellodendron), 84, 93 



Astilbe Arendsi, 236 



Astilbe astilboides, 235 



Astilbe Davidii, 235 



Astilbe grandis, 235 



Astilbe japonica, 235 



Attar of Roses, species cultivated for, 13 



Ayrshire Roses, origination of, 12 



Azalea, the three sections of, 249 



Azalea, Clammy, 252 



Azalea pontica, 253, 254 



Azalea, Yellow, 251 



Azalea, yodogawa, 256 



Azaleas, China introduced into England, 4 



Azaleas, culture of, 247 



301 



