— stricta, xlvi, 98.
— verna, xlvi, 97.
Myosurus Shortii, i, 379.
Myrrhis canadensis, xi, 175.
— longistylis, xi, 175.
Nelumbium luteum, iv, 64.
Nemopanthus, i, 377.
Nemostyles cælestina, xlix, 130.
— gemmiflora, xlix, 131.
Neottia gemmipara, xlvii, 185.