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P
Cumulative Index 5
Pennyroyal (31) 201
Penstemon (37) 220; (45) [4] 26
Penstemons (60) [1] 6
Pentewa, Richard (46) [3] 44
Peony (31) 133, 192; (35) 15–18; (39) 241, 263; (56) [2] 18
— Chinese (39) 263
— common (44) [4] 51
— female (31) 192
— male (31) 192, 235
— tree (52) [2] 30; (55) [2] 31
Pepper (31) 287, 292
— black (52) [2] 21
— guinea (31) 231
Pepperbush, sweet (55) [4] 12
Peppergrass (31) 231; (34) 215
Peppermint (31) 201
Pepperidge (60) [2] 17
Pepper-tree (35) 93
Pepperwort (43) [2] 24, 26
Peppers, bell (and other capsicums) (52) [2] 22
Perennial gardens, American (49) [4] 40
Perennials for American Gardens, by Ruth Rogers Clausen and Nicolas H. Ekstrom [review of] (49) [4] 40
“Perennials for Low Maintenance Gardening,” Robert S. Hebb (31) Part I, 24–35; Part II, 70–82; Part III, 127–139
Perennials for Your Garden, Alan Bloom [review of] (36) 127
Perennials, herbaceous, for urban islands (44) [4] 49–54
Perennials, low maintenance (34) 253–384; (35) 1–91
— site considerations for (35) 64–65
— tabular list (35) 80–85
Perenyi, Eleanor (47) [3] 3
Perilla, purple (39) 263
Perilla frutescens ‘Crispa’ (39) 263
— fruticosa (38) 145
Periploca (31) 219
Periwinkle (31) 229; (39) 269; (55) [2] 7
— rosy, as treatment for cancer (44) [1] 35
Perkins, Isabel (Mrs. Larz Anderson) (49) [3] 4, 6, 7, 9
Perkins, William (49) [3] 6
Pernettya (32) 211
— mucronata (35) 235
Perovskia abrotanoides (39) 263
— atriplicifolia (38) 113; (39) 263
Perry, Lily M. (32) 14, 53; (39) 353
Perry, Ralph F. (33) 231
— — — Wood Collection (33) 231–234
Perry, Thomas O. “Tree Roots: Facts and Fallacies” (49) [4] 40
Persea borbonia (31) 90, 243
Persian iris (31) 187
— lilac (60) [4] 12
Persimmon (31) 242; (32) 91, 98–99; (39) 290–309; (42) [4] 103–120, 107, 109, 114
— confusion with dogwood in fossils (45) [4] 6, 8
— cvs. (42) [4] 118–120
— American (39) 293, 297, 298; (42) [4] 102, front cover, inside front cover, back cover
— black (39) 306
— common (30) 170; (31) 242
— hardy, exotic, and native (51) [4] 47–54
— Mexican (39) 306
— oriental (38) 31, 145; (42) [4] 104–108, 110, 112–117
— pudding (32) 98–99
— wild (55) [1] 18
“Persimmon calyxes” (45) [4] 6, 8
Perú (47) [3] 7, 12, 13, 14, 15, 18
Pesticides (30) 44–46, 50–55, 178, 179
— safe (30) 45–46
— toxicity table and hazards (30) 50–55
Pests, plant (33) 37–45
Petasites (54) [3] 9
— hybridus (44) [4] 52–53; (55) [1] 3