Poppies, [163-164], [243-244], [309] et seq., [431].
Pops, [337].
Portable dials, [356-357].
Portulaca, [178-179].
Potatoes, planted by Raleigh, [230].
Potocka, Countess, quoted, [327].
Pot-pourri, [471].
Preston Garden, [15-16], [18], [24], [101].
Prick-song plant. See [Lunaria].
Primprint. See [Privet].