Maximowicz on Krascheninikowia.
Meehan, Mr., on Mitchella. Epigaea repens.
Melissa clinopodium — officinalis.
Mello, Correa de, on Arachis. Voandzeia.
Mentha aquatica. — hirsuta. — vulgaris.
Menyanthes. — trifoliata.
Michalet on Oxalis acetosella. Linaria spuria.
Mitchella. — repens.
Mohl, H. Von, on the common cowslip. size of corolla in the sexes of the same species. Trifolium and Arachis. cleistogamic flowers. Oxalis acetosella. Impatiens noli-me-tangere. Specularia perfoliata.
Mollia lepidota. — speciosa.