178 MISCELLANEOUS PUBLICATION NO. 725, U.S. DEPARTMENT OF AGRICULTURE 
Ravenelia annulata, new spe- 
cies, 1240 
Ravenelia australis, 1243 
Ravenelia casSiae-covesii, new 
species, 1248 
Ravenelia fragrans, 1248 
Ravenelia gooddingii, new spe- 
cies, 1248 
Ravenelia gracilis, 1243 
Ravenelia hoffmanseggiae, new 
species, 1243 
Ravenelia leucaenae, 1243 
Ravenelia mesillana, 1243 
Ravenelia morongiae, new spe- 
cies, 1240 
Ravenelia prosopidis, new spe- 
cies, 1243 
Ravenelia reticulatae, new spe- 
cies, 1240 
Ravenelia roemerianae, 1243 
new species, 1240 
Ravenelia siderocarpi, new 
species, 1243 
Ravenelia siliquae, 1243, 1248 
Ravenelia subtortuosae, new 
species, 1248 
Ravenelia thornberiana, new 
species, 1240 
Razoumofskya--SEE Arceu- 
thobium 
Readey, J. C., 580 
Recreation planning, 1397, 
1400, 1402 
Redbud 
Botryosphaeria canker, 
2136a, 2227 
Botryosphaeria ribis, 2136a, 
2220 
diseases, 1477 
Redcedar, eastern 
cedar-apple rust, 736, 1302 
Fomes annosus, 480, 751 
Gymnosporangium juniperi- 
virgianae, 736, 1302 
Gymnosporangium nidus- 
avis, 756 
Gymnosporangium spp., 751 
Phomopsis blight, 1723 
SEE ALSO cedar blight under 
Nursery diseases 
Phomopsis juniperovora, 71] 
Polyporus carneus, 2026 
Polyporus juniperinus, 2026 
rots, 905 
Redcedar, western 
decay resistance, 492 
Keithia thujina, 2166 
Redcedar, western--Continued 
leaf disease, 2166 
Polyporus schweinitzii, 2190 
Red heart rot, 246 
Red ring rot, 1863, 1873 
Red rot--SEE UNDER Pine, 
ponderosa 
Red stain--SEE UNDER Stain 
Redwood 
breakage factors, 1128 
brown rot, 2042 
cull factors, 1128 
injury from tourists, 1388 
Reeves €.' 8.5242 
Reeves, E. L., 1564, 1565 
Rehmiellopsis 
needle blight, 2129 
Rehmiellopsis balsameae, new 
species, "2122 
Rehmiellopsis bohemica, 2113 
Resistance--SEE UNDER 
Decay, Disease, and names of 
diseases 
Rex, E. 'Gi; 38y42b0% 
Rhabdocline needle blight, 484 
Rhabdocline pseudotsugae, 484 
Rhabdogloeum hypophyllum, 
new species, 484 
Rhizina inflata, 381, 2161 
Rhizoctonia solani, 765, 804 
Rhizoctonia spp., 359, 762, 
793, 839 
Rhizoctonia tip wilt, 1162 
Rhizopus nigricans, chemo- 
tropic reactions, 665 
Rhizosphaera kalkhoffi, 2125 
Rhoads, A. S., 725, 804, 2262 
Rhododendron 
branch cankers, 2056 
Rhus--SEE Sumac 
Ribes 
Cronartium ribicola, 682, 
7005 37085 54120, '1325,,-h23, 
1432, 1465, 1468, 1531, 2274 
distribution in California, 
1460 
imported, 1816 
Richards, C. Audrey, 29, 42, 
95, 476, 477, 478, 479, 679, 
822, 823, 926, 1059, 1112, 
1435; - BE36; ‘LIS, -L280; : 2232 
Riker, :As J.4, 5679, (226 
Robbins, William C., 1589 
Robinia pseudoacacia--SEE 
Locust, black 
Rodents, effect on Cronartium 
ribicola, 1455 
