on Polytomeae, [119] n.

Freetown, prophylaxis of malaria at, [106]

Fringing reef, [390] f.

Frog's blood, Lankesterella in, [102]

Frondicularia, [59], [63]

Fructification, of Mycetozoa, [90] f.;

of Acrasieae, [90];

of Myxomycetes, [49], [91] f.

Fry, E. and A., on Myxomycetes, [93] n.

Fuligo, [90];