With great respect, your Lordship’s Obliged and humble Servant, C. D. BADHAM. CONTENTS. Page ETYMOLOGIES 1 THE RANGE OF FUNGUS GROWTHS 7 OF THEIR GENERAL FORMS, COLOURS, AND TEXTURE 10 ODOURS AND TASTES 13 EXPANSIVE POWER OF GROWTH 14 REPRODUCTIVE POWER 16 MOTION 16 PHOSPHORESCENCE 18 DIMENSIONS 18 CHEMICAL COMPOSITION 20 USES 21 MEDICAL USES 25 FUNGUSES CONSIDERED AS AN ARTICLE OF DIET 27 MODES OF DISTINGUISHING 40 CONDITIONS NECESSARY TO THEIR PRODUCTION 47 FAIRY RINGS 52 ON THE GROWTH OF FUNGUSES 53 ON THE DEVELOPMENT OF THE SPORES, OR QUASI-SEEDS[1] 58 OF THE ANNULUS, THE VELUM, AND THE VOLVA 66 OF THE STALK, AND OF THE PILEUS 68 OF THE GILLS, TUBES, PLAITS, AND SPINES 69 METHODICAL DISTRIBUTION OF BRITISH ESCULENT FUNGUSES 72 DESCRIPTION OF SPECIES:— _Agaricus acris minor_ 120 _Agaricus alutaceus_ 117 _Agaricus atramentarius_ 111 _Agaricus campestris_ 94 _Agaricus castaneus_ 143 _Agaricus comatus_ 112 _Agaricus deliciosus_ 102 _Agaricus Dryophilus_ 107 _Agaricus emeticus_ 118 _Agaricus exquisitus_ 100 _Agaricus fusipes_ 141 _Agaricus heterophyllus_ 113 _Agaricus melleus_ 139