228 A MoxoGRAni of the Ervsiphaceae 



Hosts, — Acer campcstrc (214) (263) (272) (387), A. platanoidcs 

 (272), A, Pscudo-PiatannSy A. saccharmiim (97), Actinidia argnta, 

 Abuts glutinosn, A. glutinosa x xncana, A. incana and var. vircs- 

 cens, A. viaritima, A. rubra, A. scrrulata, Ainclanchier Canadensis, 

 Anarthrophylhnn rigidtim (336), Angelica sylvcstris, Artemisia vtd- 

 garis, Asdepias Syriaca (280), Berber is vulgaris, Betida alba, B. 

 liitca (153), B. nana, B. Jiigra, B. occidentalis, B. papyracea, 

 Broussoncda papyrifera, Buxus scmpervircns (41), Carpinns Ameri- 

 cana, C. Betuliis, Carya sp. (97), Castanca dcntata (249), C. sativa 

 and var. Americana, Catalpa bignonioides, C. speciosa, Celastnis 

 scandens, CephalantJnts occidentalis, Chelone glabra (324), Chionan- 

 thus Virginica {214) Clematis Vitalba (it,o), Collignaja Brasiliensis 

 (335)> Cornns Amomum, C candidissima (280), C circinata (280), 

 C.florida, C. Mas, C. Niittallii, C. sanguinea, C. stolonifcra, Cory- 

 lus Americana, C. Avellana and var. laciniata, C. Colurna, C. ros- 

 trata, C. tubidosa, Cotoneaster sp. , Crataegus coccinea, C Crus-galli 

 (280), C. occidentalis, C. Oxyacantha, C. riindaris, C. sanguinea 

 (349). C. tomentosa and var. pyrifolia, Desviodium Canadense (60), 

 Elsholtzia (273). Erythrina sp., Euonymns Enropaeus (22), Eagvs 

 ferrurinea (€i\\ (c\'7\ ('^80^ (ioa\ n oi/A-/y/,v^» ;r^^^.,,,;,, ^^ Z7,.^^ 



ifoli 



F. Or mis, F. oxyphyl la (214), F. pub esc ens, F. quadrangulata, F. 

 sambucifolia, F. viridis, Hamamclis Japonica, H. Virginiana (97) 

 (153) (163), Heuchera parvifolia (6), Hippophae rhamnoides, Hii- 

 vndus Lupulus (230), Ilex decidua, Juglans (ixd), Liriodcndron 



'^> 



Tidipifera, Lonicera Caprifolium, L. Xylosteum, M 

 (280), M. Fraseri (249), M. Kobus, Mercurialis perennis. Morns 

 alba, Negundo aceroides (151), Nyssa sp., Olea Eur op ae a (41), 

 Ostrya Virginica, Palinrus aculeatus, Parmentiera alata, Panloivnia 

 imperialis, PJuladelphus Leivisii, Prunus Americana (371), P. Avium 

 (214), P. Cerasus, Pyrus amygdaliformis, P. communis. P. Ger- 



manic a, P. torminalis (214), Quercus aquatic a, Q. Catcsbaci, Q. 

 cocci/era (396), Q. coccinea and var. tinctoria, Q. discolor, Q.falcata, 

 Q. Ilex, Q. Kelloggii, Q. macrocarpa, Q. nigra, Q. palustris, Q. 

 Phcllos (12) (371), Q.Robur, Q. rubra, Rhamims alpina. Rhododen- 

 dron {Azalea) sp., Ribes Cynosbati, R. Grossularia, R. Magellani- 

 cttm (336), Rubus fruticosus (3) Salix sp., ^. Caprea (214), Sam- 

 bucus sp. (130), S. nigra (214) (293) (316), Syringa vulgaris (290), 



