ymule_, a partial or diminutive cyme, 77.

_Deca-_ (in words of Greek derivation), ten; as

_Decagynous_, with 10 pistils or styles, _Decamerous_, of 10 parts,
_Decandrous_, with 10 stamens, &c.

_Deciduous_, falling off, or subject to fall; said of leaves which fall
in autumn, and of a calyx and corolla which fall before the fruit forms.

_Declinate_, _declined_, turned to one side, or downwards.

_Decompound_, several times compounded or divided, 59.

_Decumbent_, reclined on the ground, the summit tending to rise, 39.

_Decurrent_ (leaves), prolonged on the stem beneath the insertion, as in
Thistles.

_Decussate_, arranged in pairs which successively cross each other, 71.

_Deduplication_, same as chorisis.

_Definite_, when of a uniform number, and not above twelve or so.

_Definite Inflorescence_, 72.

_Deflexed_, bent downwards.

_Deflorate_, past the flowering state, as an anther after it has
discharged its pollen.

_Dehiscence_, the regular splitting open of capsule or anther, 103, 119.

_Dehiscent_, opening by regular dehiscence, 119, 123.

_Deliquescent_, branching off so that the stem is lost in the branches,
32.

_Deltoid_, of a triangular shape, like the Greek capital Delta.

_Demersed_, growing below the surface of water.

_Dendroid_, _Dendritic_, tree-like in form or appearance.

_Dendron_, Greek for tree.

_Deni_, ten together.

_Dens_, Latin for tooth.

_Dentate_, toothed, 55. _Denticulate_, furnished with denticulations, or
little teeth.

_Depauperate_, impoverished or starved, and so below the natural size.

_Depressed_, flattened or as if pressed down from above.

_Derma_, Greek for skin.

_Descending_, tending gradually downwards. _Descending axis_, the root.

_Desmos_, Greek for things connected or bound together.

_Determinate Inflorescence_, 72.

_Dextrorse_, turned to the right hand.

_Di- Dis_ (in Greek compounds) two, as

_Diadelphous_ (stamens), united by their filaments in two sets, 99.

_Diagnosis_, a short distinguishing character or descriptive phrase.

_Dialypetalous_, same as polypetalous.

_Diandrous_, having two stamens, &c.

_Diaphanous_, transparent or translucent.

_Dicarpellary_, of two carpels.

_Dichlamydeous_ (flower), having both calyx and corolla.

_Dichogamous_, _Dichogamy_, 116.

_Dichotomous_, two-forked.

_Diclinous_, having the stamens in one flower, the pistils in another,
85.

_Dicoccous_ (fruit), splitting into t