INDEX 



371 



362; Darwin, 238; Gartner, 171; 

 Knight, 87; Laxton, 104, 109; 

 Nageli, 190; Sageret, 122; Spill- 

 man, 278, 282-3; Wichura, 181-2 



"Mendelian Law," use of term, 342 



Menziesia, color-inheritance in, 266 ; 

 hybrid, 264 



Mercurialis, 12-19 



Miller, Philip, 66-8 



Millington, Sir Thomas, 19, 62 



Mimulus, 227 



Mirabilis, crosses of, 20, 53, 126, 

 129, 208; number of pollen grains 

 in, 38 



Montbretia, hybrid, 267 



Morland, Samuel, 64-5 



N 



Nageli, Carl von, 183-204 



Naudin, Charles, 129-136; and Men- 

 del compared, 132 



Nicotiana, crosses of, 36, 42-3, 45, 

 46-50, SS^ 126, 127, 129, 168 



PANGENESIS, Darwin's theory of, 238- 

 40 ; De Vries' theory of, 332-5 



Passiflora, crosses of, 99, 275 



peas, hybridization of, Correns, 337- 

 8, 339-42, Darbishire, 276, Focke 

 (discussion), 214-15, Gartner, 

 171-4, Goss, 102-3, Knight, 87-91, 

 Laxton, 104-10, Mendel, 291-318, 

 Seton, 103, Vilmorin, 151, von 

 Tschermak, 345-50, 351-7; linkage 

 in, 105 



Petunia, crosses of, 126, 129, 136 



Phaseolus, crosses of, 163-4, 318; 

 inheritance in, 216-17 



Philageria, hybrid, 264, 267, 268-9 



Philesia, cross, 268-9 



Pistacia, pollination of, 71, 73-4 



Pisum, see peas 



plant-improvement, see improve- 

 • ment of plants 



Pliny, 12 



pollen, description of (Kolreuter), 

 36-8, 59-60, 77 ; germination of 

 (Kolreuter), 38-9, 40, 60-1 ; ger- 

 mination of (Gleditsch), 76; 

 quantitative effect of, 49 ; refer- 

 ences to, 20-1, 22, 23, 24, 36-8, 39, 

 40, 43, 49-50, 51, 52, 56, 58-60, 65, 



68, 70, 72-6, 77, 89, 90, 97, 98, 

 99, 100, 101, 115, 128, 131, 132, 

 136, 142, 161, 162, 171, 175, 

 176, 181, 182, 188, 191, 208, 209, 

 238, 290, 325, 328-9, 338, 349, 351, 



352 



pollination, self, in grasses, 39 



pollination experiments, of Brad- 

 ley, 64-5; of Camerarius, 12-13; 

 of Gleditsch, 72-3, 74-5; of Kol- 

 reuter, 38, 39-40, 43-4, 46, 49, 50-1, 

 52-3, 59-61 ; of Linnaeus, 20-1, 22, 

 24; of Logan, 68-70 



potency, 170, 198, 233 



preponderance in crossing, 170, 181, 



195 

 prepotency, 170, 235, 251, 253-4, 355 

 Primula, crosses of, 126 

 pure-line breeding, 150-I 



R 



RAPHANUS-BRASSiCA hybrid, 122 



ratios in hybrid segregation, 175-6 

 280-1, 295, 304-5, 325, 329-31, 34c- 

 1, 350, 356 



Ray, 19 



Raynbird, hybrid wheat of, 114 



reciprocal crosses, differences in, 5~, 

 170, 187, 195, 223-4, 350, 353 ; diffi- 

 culty of making, 52, 187, 208, 223, 

 237 ; identity of, 48, 54, SS, 56, SI- 

 58, 132, 134, 181, 293; progeny of 

 91, 195; see also hybrids, recipro- 

 cal 



Regel, 183 



reversion, no, 124-6, 192, 236-40; 

 see also hybrids, reversion of 



Rhododendron, crosses of, iCO, 141. 

 142, 264, 266 



rutabaga, hybrid, 98 



Sachs, opinion of Sprengel, 81 

 Sageret, Augustin, 120-3; opinion of 



Kolreuter, 77 

 Sarracenia, crosses of, 263-4 

 Saxifraga, hybrid of, 264 

 Scabiosa, germination of pollen 



grains, 59-60 

 seed-characters, in first-generation 



crosses, 162 

 segregation, 120-1, 121-2, 130-3, 140, 



145-6, 151, 169, 234-5, 293-5, 304-6, 



