INDEX 



315 



Phyteuma, 156; P. Halleri, 174; P. 



spicatum, 135, 174, 283 

 Phytolacca, 52, 100, 246, 249 

 Phytolaccaceae, 9, 47, 51, 52 

 Picea, 17 



Pick, 21, 35, 126, 128, 131, 132, 134, 391 

 Pillsbury, 464 

 Pilosella, 89 

 Pirn, 32, 95 

 Pimenta, 239 

 Pimpinella, 25 

 Pinguicula, 43 



Pink, 56, 123, 217, see Dianthus 

 Pinus, 17; P. excelsa, 83 

 Piperaceae, 20, 41 

 Pirotta, 28, 42 

 Pistacia, 42 

 Pistia, 94 

 Pisum, 27, 153, 154, 183, 189, 190; P. 



sativum, 101, 157, 180, 182; colour- 

 inheritance in, 174; colour- varieties of, 



147; oxidases in, 118, 119 

 Pittosporum, 97 

 Plantaginaceae, 43 



Plantago, 82; P. major, 28, 99, 100, 154 

 Platanus, 135 

 Plumbago, 120 



Poa annua, 25; P. nemoralis, 25, 28 

 Podalyrieae, 27 

 Pogonia, 41 ; P. crispa, 20 

 Poinsettia, 26 

 Polemonium, 157; P. caeruleum, 147, 174; 



P. flavum, 174 

 Politis, 225 



Pollacci, 3, 32, 35, 36, 38, 91, 17, 614 

 Pollen, anthocyanin in, 27 

 Polyanthus, 13, 122 

 Polygala, 153, 155 

 Polygalaceae, 42 

 Polygonaceae, 41, 52 

 Polygonum, 89, 110; P. Persicaria, 19, 



33, 135; P. tartaricum, 89 

 Pontederia, 30 

 Pontederiaceae, 27 

 Populus, 24, 26, 36, 84, 110, 135; P. a6a, 



23; P. nigra, 23; P. tremula, 23 

 Portheim, 46, 204 

 Portulaca, 40, 52, 191 

 Portulacaceae, 9, 41, 52 

 Potamogeton, 17; P. pectinatus, 94; P. 



perfoliatus, 94; P. pusillus, 94 

 Potato, 123, see Solanum 

 Potentilla anserina, 28 ; P. thuringiaca, 33 ; 



P. Tiroliensis, 26 

 Poterium, 135 

 Potonie, 27 ; 56 

 Praeger, 460 

 Prehn, 465 

 Prenanthes, 95 

 Preyer, 27, 30, 41, 66 

 Prillieux, 116 

 Primula, 6, 1 1, 12, 1 19, 282, 287 ; P. acaulis, 



153, 293; P. sinensis, 32, 33, 87, 122, 



157, 293; colour in vegetative parts, 

 180, 182, 183; colour-varieties, 148, 149, 

 151,. 152, 153, 154, 184, 215; inherit- 

 ance of colour, 175; oxidases, 118,212; 

 pattern, 189, 190; reduplication, 187; 

 striping, 191, 192, 197; P. veris, 153, 154 



Primulaceae, 43 



Pringsheim, 7, 127, 130 



Prunella, 5, 88; P. vulgaris, 43 



Prunus, 23, 26, 27, 36, 110; P. Avium, 282; 

 P. Chamaecerasus, 22 ; P. Padus, 23, 89 ; 

 P. Pissardi, 82; P. spinosa, 22 



Puccinia, 24, 83 



Pulmonaria, 5, 88 



Punnett, 9, 152, 156, 167, 185, 188, 487, 

 496, 500, 516, 549, 550, 584, 599 



Pynaert, 295 



Pyrus, 23, 27, 42; P. communis, 31 



Quercetin, 79, 110 



Quercus, 24, 35, 36, 41, 110; Q. coccinea, 

 24 ; Q. heterophylla, 233 ; Q. macrocarpa, 

 33, 36; Q. palustris, 30; Q. Bobur, 

 21, 23; Q. rubra, 24, 33, 36, 132 



Radish, 56, 194, 254 



Rafarin, 278 



Ranunculaceae, 42, 155 



Ranunculus, 217; R. acris, 135 



Raphanus, 283 ; R. sativus, 27 



Rathay, 321 



Rathbone, 335 



Ravaz, 84, 355, 380 



Rawson, 203, 204, 519, 600, 636 



Red-leaved varieties, 26, 154 



Reduction of anthocyanin, 55 



Reduplication series, colour in, 185-188 



Reinke, 7, 127, 129, 136 



Reseda, 110, 157; R. lulea, 17; R. odorata, 



17, 178 

 Respiration pigments, 11, 107, 108, 121; 



and anthocyanin, 109 

 Restrepia, 32, 41 

 Reversible reactions, 210; colour-factors 



and, 211 



Reversion, to type-colour, 9 

 Rkamnus, 110 



Rheum, 24, 82, 89; rugosum, 33 

 Rhinantlius, 43 

 Rhododendron, 38 

 Rhodotypos, 83 

 Rhus, 22, 36, 42, 110; R. Coriaria, 89; 



R. typhina, 33, 52 

 Ribes, 27, 35, 42, 198; R. grossularia, 153; 



R. petraeum, 33; R. rubrum, 154; R. 



sanguine/urn, 197 

 Riccia, 232 



Rice, 'Crown' variety of, 153 

 Richter, 367 



Ricinus, 26, 42, 131, 132 

 Robinet, 22 

 Robinia, 110; R. Pseudacacia, 83, 153; 



R. viscosa, 33 



Numbers in heavy type denote papers in Bibliography 



