244 FIELD COLUMBIAN MUSEUM BOTANY, VOL. 



HOLCUS LANATUS L. 

 Puccinia coronata. 



HOUSTONIA C^ERULEA L. 

 ^Ecidium Houstonianum. 



HOUSTONIA LONGIFOLIA Gsertn. 

 ^Ecidium Houstonianum. 



HYDNUM sp. 



Pencillium glaucum. 

 Stremonites fusca. 



HYDRANGEA ARBORESCENS L. 



Diaporthe Hydrangae sp. nov. 

 Hypoderma commune. 

 Leptosphaeria vagabunda. 

 Tilmadoche gyrocephala. 



HYMENOCETUM sp. 

 Hypomyces rosellus. 



HYPERICUM MUTILUM L. 

 Uromyces Hyperici. 



HYPOXYLON COCCINEUM Bull. 

 Lasiosphasria ovina. 



HYPOXYLON RUBIGINOSUM. 

 Isaria Virginiensis. 



HYSTERIX HYSTERIX(L.)Millsp. 

 Phyllachora graminis. 



ILEX OPACA Ait. 

 Diaporthe cercophora. 

 Diplodia ilicicola. 

 Fusicoccum ilicinum. 

 Heliscus Lugdunensis. 

 Hypoxylon perforatum. 

 Leptothyrium foraminulatum. 

 Leptothyrium sp. 

 Phoma ilicicola. 

 Phyllosticta opaca sp. nov. 

 Physalospora Ilicis. 

 Pilacre Petersii. 



ILEX VERTICILLATA(L.)Gray. 

 Phyllosticta Hynaldi. 

 Rhytisma Prini. 

 Trichothecium roseum. 



IMPATIENS BIFLORA Walt. (I. fulva.} 

 Septoria Nolitangere. 

 uEcidium Impatientis. 



