INDEX 



461 



Piicraria tiibcrosa (climbing shrub), 

 tubercles edible, 394 



Pugh, absorption of atmospheric 

 nitrogen by plants, 12, 13 



Piiltenara farvifiora (shrub), melli- 

 ferous, 394 



Purgatives, Leguminos?e used as, 

 371, 372, 375, 376, 378, 380, 381 



Pyrolus, woolly, 14Q 



see also Phaseohis Mit7igo 



Q- 



Queensland, cultivation of cowpea 



in, 2ot) 

 Quinsy, treatment of, plants used 



in, 383 



R. 



Rafnia aniilexicaults (shrub), medi- 

 cinal uses, 376 



Railway sleepers, woods used for 

 making, 351, 354, 360, 363 



Rape-cakes, composition of cake 

 made from decorticated pea- 

 nuts compared wuth that of, 68 



Reduit (Mauritius), cowpea as rota- 

 tion crop at, 2og 



— cultivation of peanut at, 60, 61, 



62 



— Jack bean as intercrop at, 78 

 Resins, chemical bodies in which 



soluble, 314 



— classification of, 313, 314 



■ — composition modified by heat, 



314 



— extraction from plants, 314 



— natural, 314 



— nature of, 313 



— pure, 314 



Retaiiia Ractaiii valuable as fodder, 



288 

 Reunion, early cultivation of 



Phaseohis helvoliis in, 140, 141 

 • — edible varieties of d'Achery pea 



grown in, 236 



— value of bonavis bean as food in, 



119 

 Rheumatism, treatment of, Legu- 



minosae used in, 371, 378, 383 

 Rhizohiiim beijerinchii, 41 



— radicicola_, 41 



Rhizoctonia, pods of bean attacked 



by, 416 

 Robertson, cultivation of Dolichos 



bifloriis, 109 

 Robifiia aviara (shrub), medicinal 



uses, 376 



— -pseudo-acacia (tree), wood, 



quality of, 355 

 Rodrigues bean, 165 



— — cultivation as intercrop, 165 



Root-nodules of Leguminosse, 19 

 — — assimilation of nitrogen by, 



27, 28 



■ bacteria-containing, 21 



• distinction from galls, 19, 20 



formation, 39, 40 



conditions necessary for, 



29, 30 



fungus theory, 32, ZZ 



-— influence of bacteria on, 



28, 29 



nature of, 19-22 



period of growth during 



which formation takes place, 32 

 theories of various workers 



and authors as to, 19, 20 

 Rope-making, plants used for, 387, 



388, 389 

 Rose angelim, Brazilian, building 



wood, 353 

 Rosewood, tree from which derived, 



34Q 

 Rotation crop, cowpea as, 208, 209, 



210 

 employment of same legume 



as, for years in succession un- 

 desirable, 264 

 value of Tcphrosia Candida 



as, 192 



— crops of Leguminosse indis- 



pensable, 268 



peas as, in French colonies, 



history of, 258 



— peas, fixation of nitrogen by, 



224 

 • various, comparison between, 



222 

 distances at which planted, 



effect on yield, 222, 223 

 percentages of green and 



dry matter in, 226 

 Roxburgh, gum resin produced by 



Pterocarfus Marsupium , 319 

 Russia, lathyrism in, 242 



Sabinea florida (shrub), buds 

 poisonous, 244 



— rubigiiiosa (tree), density and 



uses, 355 

 wood, durable underground, 



355 

 Sagot, analyses of Phaseohis aconi- 

 tifoUiis, 138 



— original habitat of Psofhocar- 



-pns, 171 



— seed analysis of Dolichos fahse- 



jormis, 116 

 Salfeld, action of inoculated bac- 

 teria on previously sterile peats. 

 43 • 



