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Roots: D

dactyl-

referring to a finger (Phoenix dactylifera, the date palm, = finger-bearing, referring to shape of the fruit cluster)

daemon-

referring to a spirit, a demon (Daemonorops = demon shrub, a palm with spines)

dasy-

thick (Dasystachys = thick spike (of flowers))

de-

from, out of, off (decorticans = off + skin, therefore, peeling bark)

dealb-

whitish (dealbata)

debil-

weak (debiliformis = weak form)

deca-

referring to the number ten (decapetalus = ten-petalled)

decip-

drooping, deceptive, falling (decipiens)

declin-

declined, drooping (declinatus)

decor-

decorative (decora)

decumb-

reclining, prostrate, decumbent (decumbens)

decur-

literally 'running downwards,' usually meaning that the leaf 'runs down,' i.e., is joined to the stem of the plant (decurrens)

deflex-

bent downwards (deflexus)

delph-

referring to the dolphin (Delphinium, whose flowers supposedly resemble dolphins)

delect-

chosen, desirable, tasty (delectus)

deltoid-

triangular (deltoidea)

dendr-

referring to a tree (Dendrocalamus = tree + reed, the great giant tropical bamboo genus)

dent-

referring to a tooth (dentata)

denud-

naked (denudatus)

depend-

hanging (dependens)

-derm(...)

referring to skin, theredore bark (leucodermis = white- bark)

desm-

referring to a bond, or band (Desmoncus = band + hook, referring to the barbed leaves of this genus)

di-

referring to the number two (diacanthus = two-spined / dioica = two houses, indicating that the flowers are of separate sexes and found on different plants) (dipterocarpus = two + wing + fruit)

dichot-

two-branched (dichotomus)

dicty-

referring to a net (Dictyogramma = net-like + lines)

didy-

double, twinned (Didymocarpus = twin fruit) (didyma)

digit-

referring to fingers (Digitalis, the shape of the flowers supposedly resembling the finger of a glove) (digitata)

dilat-

spread out, expanded (dilatatus)

dios-

referring to a god or divinity (Diospyros = god + fruit, the persimmon)

dipl-

double (Diplothemium = double-sheathed)

dis-

referring to the number two or to a difference (discolor = (two-colored)

distich-

referring to two ranks (as in the arrangement of leaves); (distichum)

diurn-

referring to daytime (diurnum)

divari-

divergent, spreading (divaricatus)

divergens-

divergent, wide-spreading

divers-

variable (diversiflora = variable-flowered)

divi-

divided (divisus)

dodec-

twelve (dodecanthus = twelve-spined)

domestic-

domestic, cultivated (domestica)

-dont(...)

referring to a tooth (macrodonta = large-toothed)

-dor(...)

referring to a gift (Haemodorum = blood gift)

dory-

referring to a spear, lance (Doryanthes = lance-flower)

drac-

referring to a dragon (Dracaena draco = the dragon tree of the Canary Islands)

dros-

referring to dew (Drosera, the sundew genus)

drup-

referring to a berry-like fruit (drupifera = fruit -bearing / drupacea)

dry-

referring to an oak, wooden (Dryopteris, the wood-fern genus)

dub-

doubtful, dubious (dubius)

dulc-

sweet, tender (dulcis)

dumos-

bushy (dumosus)

dupl-

double (duplicatus)

dur-

durable hard, woody (durabilis)