A HISTORY OF HERTFORDSHIRE The following Mycetozoa have been found in Hertfordshire l Ceratiomyxa mucida, Schroettr Badhamia hyalina, Berk. utricularis, Berk. nitens, Berk. ovispora, Racib. panicea, Rost. Physarum citrinum, Schum. viride, Pen. nutans, Pen, var. leucophaeum var. violascens, Rost. calidris, Lister compressum, Alb. & Schw. straminipes, Lister didermoides, Rost. bivalve, Pen. Diderma, Rost. Fuligo septica, Gmel. Craterium pedunculatum, Trent. leucocephalum, Ditm. Leocarpus vernicosus, Link Chondrioderma spumaroides, Rost. testaceum, Rost. Michelii, Rost. reticulatum, Rost. radiatum, Rost. Didymium difforme, Duty Clavus, Rost. nigripes, Fries effusum, Link Spumaria alba, DC. Stemonitis fusca, Roth Stemonitis ferruginea, Ehrenb. Comatricha obtusata, Preuss. typhoides, Rost. Persoonii, Rost. Enerthenema elegans, Bowm. Lamproderma irideum, Mass. Cribraria argillacea, Pen. Dictydium umbilicatum, Schrad. Tubulina fragiformis, Pen. Enteridium olivaceum, Ehrenb. Reticularia Lycoperdon, Bull. Trichia affinis, de Bary persimilis, Kant. scabra, Rost. varia, Pen. contorta, Rost. var. inconspicua fallax, Pen. Botrytis, Pen. var. munda, Lister Hemitrichia intorta, Lister clavata, Rost. Arcyria albida, Pen. var. pomiformis punicea, Pen. incarnata, Pen. flava, Pen. Perichaena depressa, Libert. populina, Fries variabilis, Rost. Lycogala miniatum, Pert. 1 The nomenclature and arrangement are those of the Monograph of the Mycetozoa, by Arthur Lister, F.L.S. (1894). 80
