Part 191

Myrrhis, 495, 498.

Myrsinaceæ, 513.

Myrsine, 513.

Myrtaceæ, 487.

Myrteæ, 488.

Myrtifloræ, 451, 482.

Myrtle, 487, 488.

Myrtus, 488, 489.

Myxamœba, 6.

Myxogasteres, 5.

Myxomycetes, 1, 4, 5.

Myxophyceæ, 22.

Myzodendron, 500, 501.

Naccaria, 83.

Nægelia, 528.

Najadaceæ, 278, 281.

Najas, 281.

Nandina, 390.

Narcissus, 316, 317, 318.

Nardostachys, 557, 558.

Nardus, 291, 295, 558.

Narthecium, 310.

Narthex, 496.

Nasturtium, 400, 402, 420.

Navicula, 19.

Naviculeæ, 20, 21.

Neck-canal-cells, 184.

Neckera, 197.