Part 137

Deutzia, 455.

Devil’s-bit, 560.

Dianthus, 364, 367.

Diapensiaceæ, 509.

Diatoma, 19.

Diatomaceæ, 10, 12, 14, 19, 20, 21.

Diatomeæ, 1, 18.

Diatomin, 18.

Diatoms, 1.

Diatrypaceæ, 130.

Diatrype, 130.

Dicentra, 395, 396, 397.

Dichaenaceæ, 132.

Dichelyma, 197.

Dichondreæ, 516.

Dichorisandra, 308.

Dichospermum, 371.

Dicksonia, 207, 215.

Diclinous, 236.

Dicliptera, 530.

Dicotyledones, 3, 334.

Dicranella, 196.

Dicranum, 196.

Dictamnus, 436.

Dictyochaceæ, 15.

Dictyonema, 176.

Dictyosiphon, 71.

Dictyosiphonaceæ, 71.