120 A PLANT-DISEASE SURVEY IN TEXAS. 



Page. 



Grasses, wild and cultivated, occurrence and dieeaaes in Texa." 21, 50-54 



See also names of different grasses. 



Gray-spot, occurrence on grasses in Texas 50, 52 



Ground-cherry. See Cherry, ground. 



Guignardia bidwellii, occurrence on the grape in Texas 33 



Gutierrezia spp. See Broom weed. 



Gymnosporangium spp., occurrence on plants in Texas 30, 63, 70, 112 



Hackberry, diseases in Texas 69, 110, 111 



Halsted, B. D., on determination of fungi 36, 108 



Haujilia, native thicket growths in Texas 22 



Haw, black, occurrence of leaf-spot in Texas 58 



Hawthorn, diseases in Texas 69-70, 110 



Hay, use of weedy grasses in Texas 21 



Head smut. See Smut, head. 



Heald, F. D. , on diseases of plants 23, 32, 108 



Heald, F. D., and Wolf, F. A., on diseases of plants 26, 



27, 31, 32, 35, 36, 40, 42, 50, 51, 58-61, 63, 64, 66-71, 

 73, 75-79, 81, 82, 84, 85, 89, 91, 93, 97, 104, 106, 108 

 Hedera helix. See Ivy, English. 

 Helianthus spp. See Sunflower. 



Helminthosporium spp., occurrence on plants in Texas 50, 51, 54, 111 



Hemp tree. 5ee Tree, hemp. 



Hendersonia spp., occurrence on plants in Texas 53, 58, 69-70, 100 



Herbaria, places of deposit of specimens of plant diseases 11-12 



Heterodera radicicola. See Root-knot. 



Heterosporium gracile, occurrence on the iris in Texas 86-87 



Hibiscus syriacus. See Althaea. 

 Hicoria pecan. See Pecan. 



Hollyhock, diseases in Texas — 86 



Hordeum spp. See Barley. 

 Horse nettle. See Nettle, horse. 

 Houstonia angustifolia. See Bluet. 



Huisache, native thicket growths in Texas 22 



Hume, H. H. , on citrus fruits in Texas 19, 108 



Hydrocotyle spp., diseases in Texas 96 



Iberis sp. See Candytuft. 

 Indian corn. See Corn, Indian. 



mallow. See Mallow, Indian. 

 Indigo plant. See Plant, indigo. 

 Indigofera leptosepala. See Plant, indigo. 



Introduction to bulletin 11-12 



Ipomoea spp., diseases in Texas 44, 98, 112 



Iris sp., diseases in Texas 86-87 



Irish potatoes. See Potato, Irish. 



Irrigation, relation to crops in region studied in Texas 20, 21, 23, 40, 42 



Ivy, English, diseases in Texas 67, 110 



Japanese, occurrence of leaf-spot in Texas 70 



Japanese ivy. See Ivy, Japanese. 



Jasmine, Cape, occurrence of sooty mold in Texas 62 



Jatropha stimulosa. See Nettle, bull. 



Jennings, H. S., on parasitic fimgi of Texas 11, 19, 108 



226 



