A

abbreviatus--ab bree vee ay tus: abbreviated, shortened.
abortivus--ab or tye vus: aborted.
abruptus--ab rup tus: abrupt; suddenly changing.
acanthocomus--ak anth oh koh mus: with spine-like hairs.
acaulis--ad kaw liss: stemless.
acephalus--ass sef al us: headless.
acerbus--ass serb us: harsh; sour tasting.
acerifolius--ay ser if foh lee us: Maple-leaved.
aceroides--Ay ser roy deez: Maple-like.
acerosus--ass er roh sus: needle-shaped.
acicularis--ass ik yew lay riss: needle-like.
acidissimus--ass id diss im us: very sour.
acidosus--ass id doh sus: acid; bitter.
acidus--ass id us: acid; sour.
acinaceus--ass in nay see us: saber-shaped.
acinacifolius--ass in ay sif foh lee us: with saber-shaped leaves.
aconitifolius--ak oh nye tif foh lee us: with leaves similar to Monkshood (Aconitum).
acris--ay kriss: acrid; sharp.
aculeatus--ak kew lee ay tus: prickly.
acuminatifolius--ak yew min ay tif foh lee us: with narrowing, pointed leaves.
acuminatus--ak kew min nay tus: long-pointed; tapering.
acutangulus--ak kew tan gew lus: sharply angled.
acutifidus--ak kew tif id us: sharply cut.
acutifolius--ak kew tif foh lee us: sharp-leaved.
acutilobus--ak kew til loh bus: sharp-lobed.
acutipetalus--ak kew tip pet al us: sharp or pointed-petaled.
acutus--as kew tus: sharp-pointed.
adenophyllus--ad en oh fill us: sticky-leaved.
admirabilis--ad mir rab il iss: noteworthy.
adnatus--ad nay tus: joined to.
adpressus--ad press us: pressed against.
adscendens--ad sen denz: ascending.
adsurgens--ad ser jenz: becoming erect.
aduncus--ad unk us: hooked.
advenus--ad veen us: newly arrived.
aeneus--ee nee us: bronze-colored.
aequinoctialis--eek wee nok tee ay liss: pertaining to an equinox.
aequipetalus--eek wee pet al us: equal-petaled.
aequitrilobus--eek wee trye loh bus: with three equal lobes.
aeruginosus--eh roo jin noh sus: rust-colored.
aestivalis--ess tiv vay liss: of summer.
aestivus--ess tye vus: of summer.
affinis--af fye niss: related (to another species).
africanus--af rik kay nus.
agavoides--ag av voy deez: Agave-like.
ageratoides--aj er at toy deez: Ageratum-like.
aggregatus--ag reg gay tus: clustered.
agrarius-ag ray ree us: of the fields.
agrestis--ag ress tiss: of the fields.
agrifolius--ag rif foh lee us: rough or scabby-leaved.
aizoides--ay zoy deez: Aizoon-like (evergreen or tenacious).
alatus--al lay tus: winged.
albescens--al bess senz: whitish, becoming white.
albicans-al bik kanz: whitish.
albicaulis--al bik kaw liss: white-stemmed.
albidus--al bid us: white.
albiflorus--al bif floh rus: white-flowered.
albifrons--al bif fronz: white-fronded, white-foliaged.
albi-plenus--al bip pleen us: double white-flowered.
albispinus--al bis spye nus: white-spined.
albocinctus--al boh sink tus: white-girdled.
albomaculatus--al boh mak yew lay tus: white-spotted.
albomarginatus--al boh mar jin nay tus: white-margined.
albo-pleno--al boh pleen oh: white and double-flowered.
albospicus--al boh spye kus: white-spiked.
albo-variegatus--al boh vay ree eg gay tus: with white markings.
albulus--al bew lus: whitish.
albus--al bus: white.
alexandrinus--al ex an drye nus: of Alexandria (Egypt).
alliaceus--al lee ay see us: Allium-like.
alnifolius--al nif foh lee us: with Alder (Alnus)-like leaves.
aloides-al loy deez: Aloe-like.
alpestris--al pest riss: Alpine (or nearly so).
alpinus--al pye nus: alpine (above timber-line).
altaicus--al tay ik us: of the Altai mountains.
alternans--al tern anz: alternating.
alternifolius--al ter nif foh lee us: with alternate leaves.
alternus--al tern us: alternate.
altifrons--al tif fronz: tall-fronded.
altissimus--al tiss im us: very tall.
altus--al tus: tall.
amabilis--am mab il iss: lovely.
amaricaulis--am ay rik kaw liss: bitter-stemmed.
amarus--am may rus: bitter.
amazonicus--am az zon ik us: from or of the Amazon (region) River.
ambiguus--am big yew us: doubtful (of type, origin, etc).
amelloides--am el loy deez: Amellus-like.
americanus--am eh rik kay nus: American.
amethystinus--am meth thist in us: amethyst- or violet-colored.
amoenus--am meen us: charming, pleasing.
amphibius--am fib ee us: amphibious (of both water and land).
amplexicaulis--am plex ik kaw liss: stem-clasping.
amplexifolius--am plex if foh lee us: leaf-clasping.
amplissimus--am pliss im us: very ample or full.
amplus--am plus: large, full, extended.
amurensis--am moor ren siss: of the Amur River region of Siberia.
amacanthus--am ak kanth us: without spines.
anceps--an seps: two-headed, two-edge.
andicolus--an dik ol us: of the Andes mountains.
andinus--an dye nus: of the Andes.
androgynus--an drog in us: with both staminate (male) and pistillate (female) flowers in one cluster: hence perfect-flowered.
anemoneflorus--an nem on ee floh rus: with Anemone-like flowers.
anfractuosus--an frak tew oh sus: twisted.
anglicus--an glik us: English, or from England.
anguinus--an gwye nus: snaky, serpentine.
angularis--an gew lay riss: angular.
angulatus--an gew lay tus: angular angled.
angulosus--an gew loh sus: angular.
angustifolius--an gus tif foh lee us: narrow-leaved.
angustus--an gus tus: narrow.
anisatus--an iss say tus: anise-scented.
annularis--an yew lay riss: annular, ringed.
annulatus--an yew lay tus: annular.
annuus--an yew us: annual (living but a year).
anomalus--an nom al us: unusual; also of uncertain identity.
antarcticus--an tark tik us: from (or near) the Antarctic region.
antillaris--an til lay riss: of the Antilles (West Indies).
antipodum--an tip od um: of the Antipodes.
antiquorum--an tik kwoh rum: of the ancients.
antiquus--an tik wuss: ancient.
antirrhinoides--an tir rin noy deez: Snapdragon-like.
apenninus--ap pen nye nus: of the Apennines.
apertus--ap pert us: bare, uncovered.
apetalus--ap pet al us: without petals.
aphyllus--af fill us: without leaves.
apiculatus--ap pik yew lay tus: with a pointed tip.
appendiculatus--ap pen dik yew lay tus: with an appendage, extension, or added part.
applanatus--ap plan nay tus: flattened.
applicatus--ap plik kay tus: joined, attached.
apterus--ap ter us: wingless.
aquaticus--ak kwat ik us: aquatic.
aquatilis--ak kwat il iss: aquatic.
aqueus--ak wee us: watery.
aquilegifolius--ak wil ee jif foh lee us: Columbine-like.
aquilinus--ak wil lye nus: aquiline (pertaining to the eagle).
arabicus--ar rab ik us: of Arabia.
arachnoides--ar rak noy deez: spider-like, cob-webby.
araucanus--ar oh kay nus: from Arancana (So. Chile).
arborescens--ar bor ress senz: becoming tree-like, woody.
arboreus--ar boh ree us: tree-like.
arbutifolius--ar bew tif foh lee us: with Arbutus-like leaves.
arcticus--ark tik us: of the arctic.
arcuatus--ark yew ay tus: bowed, bow-like.
arenarius--ar en nay ree us: of the sands, of sandy places.
areolatus--ar ee oh lay tus: pitted (areolate).
argentatus--arj en tay tus: silvery, silvered.
argenteus--ar jen tee us: silvery.
argophyllus--ar goh fill us: silver-leaved.
argutus--ar gew tus: sharp-toothed.
argyraeus--ar jee ree us: silvery.
aridus--ar id us: dry (arid).
arietinus--ar ree et tye nus: like a ram's head.
aristatus--ar riss tay tus: bearded.
aristosus--ar riss toh sus: bearded.
arizonicus--ar iz zon ik us: of or from Arizona.
armatus--arm may tus: armed (as with thorns).
aromaticus--ar roh mat ik us: aromatic.
arrectus--ar rek tus: raised, erect.
articulatus--art ik yew lay tus: jointed.
arundinaceus--ar run din nay see us: reed-like.
arvensis--arv ven siss: of cultivated ground.
ascendens--ass send enz: ascending, turning upward.
asiaticus--ay zee at ik us: Asiatic.
asparagoides--ass par ag goy deez: Asparagus-liked.
asper--ass per: rough.
asperatus--as per ray tus: rough.
aspericaulis--ass per ik kaw liss: rough-stemmed.
asperrimus--ass pehr rim us: very rough.
assimilis--ass sim il iss: like, similar to (another plant or form).
assurgens--ass serj enz: clambering.
asteroides--ass ter roy deez: Aster-like.
atlanticus--at lan tik us: of Atlantic regions.
atratus--at ray tus: blackened.
atrocarpus--at roh karp us: with blackish fruit.
atrocaulis--at roh kaw liss: dark-stemmed.
atropurpureus--at roh per pew ree us: dark purple.
atrorubens--at roh roo benz: dark red.
atrosanguineus--at roh san gwin ee us: dark blood-red.
atrovirens--at roh vye renz: dark green.
attenuatus--at ten yew ay tus: drawn to a point.
atticus--at tik us: Athens or Greece.
augustissimus--aw gus tiss im us: most notable.
augustus--aw gus tus: notable, majestic.
aurantiacus--aw ran tye ak us: orange-red.
aureolus--aw ree ol us: golden.
aureus--aw ree us: golden.
auriculatus--aw rik yew lay tus: with ears (auricled).
australiensis--os tral ee en siss: of Australia.
australis--os tray liss: southern.
austriacus--os try ak us: Australian.
autumnalis--aw tum nay liss: of autumn.
avicularis--av ik yew lay riss: relating to birds.
axillaris--ax il lay riss: pertaining to the axils, of axillary significance.
azoricus--az zohr ik us: from the Azores.
azureus--az yew ree us: sky-blue, azure.

B

babylonicus--bab il lon ik us: from (ancient) Babylon.
baccatus--bak kay tus: berried.
bacciferus--bak siff er us: berry-bearing.
balearicus--bal ee ar ik us: of the Balearicus Islands.
balsameus--bal say mee us: Balsam-like, balsam-scented.
balsamiferus--bal sam mif er us: balsam-bearing.
balticus--bol tik us: from or of the Baltic Sea region.
bambusoides--bam boo soy deez: Bamboo-like.
barbadensis--bar bad den siss: of Barbados.
barbarus--bar bar us: foreign, from a foreign place.
barbatus--bar bay tus: barbed, bearded.
barbigerus--bar bif er us: bearing barbs, beards.
barbinodis--bar bin noh diss: bearded at joints (nodes).
basilaris--bas il lay riss: pertaining to the base or bottom.
belgicus--bas il lay riss: pertaining to the base or bottom.
belgicus--bel jik us: of Belgium.
bellus--bell us: handsome.
benedictus--ben ed dik tus: blessed.
bermudianuns--ber mew dee ay nus: of Bermuda.
berolinensis--ber ol in en siss: of Berlin.
bessarabicus--bess ar rab ik us: of Bassarabia.
betaceus--bet tay see us: beet-like.
betuloides--bet yew loy deez.
bicarinatus--bye kar in nay tus: two-keeled.
bicolor--bye kol or: two-colored.
bicornis--bye korn iss: two-horned.
bicornutus--bye kor new tus: two-horned.
bidentatus--bye den tay tus: two-toothed.
biennis--bye en niss: biennial, living two years.
bifidus--bye fid us (bif id us): twice cut, two-parted.
biflorus--bye floh rus: two-flowered.
bifurcatus--bye fur kay tus: two-forked, divided in two.
bigibbus--bye jib bus: with two swellings or protuberances.
biglumis--bye glew miss: two-glumed.
bijugus--bye jew gus (bij ew gus): yoked in pairs, joined.
bilobus--bye loh bus: two-lobed.
binatus--bye nay tus: twin, double.
binervis--bye nerv iss: two-nerved.
binocularis--bye nok yew lay riss: two-eyed, two-spotted.
bipartitus--bye par tye tus: two-parted.
bipetalus--bye pet al us: two-petaled.
bipinnatifidus--bye pin at tif id us: twice pinnately cut (bipinnatifid).
bipinnatus--bye pin nay tus: twice pinnate (bipinnate).
bipunctatus--bye punk tay tus: two-spotted.
bisectus--bye sek tus: cut in two.
bispinosus--bye spin noh sus: two-spined.
biternatus--bye ter nay tus: twice ternate (in double threes).
blandus--bland us: mild.
boliviensis--bol iv ee en siss: of Bolivia.
bonus--boh nus: good.
borbonicus--bor bon ik us: of Bourbonne (France).
borealis--bor ee ay liss: northern.
botryoides--bot rye oy deez: in clusters, grape-like.
brachiatus--brak ee ay tus: branched at right angles (brachiate).
brachypetallus--brak ip pet al us: short petalled.
brachypodus--brak kip pod us: short-stalked.
bracteatus--brak tee ay tus: with bracts (bracteate).
bracteosus--brak tee oh sus: bract-bearing.
bratescens--brak tess enz: having bracts.
brasiliensis--braz il ee en siss: of or from Brazil.
brevicaulis--brev ik kaw liss: short-stemmed.
brevifrons--brev if fronz: short-fronded, short-leaved.
brevipedunculatus--brev ip ed unk yew lay tus: with short flower stalk.
brevipes--brev ip eez: short-footed (as: short-petioled).
brevis--brev iss: short.
brevisetus--brev iss see tus: short-bristled.
brevispathus--brev iss payth us: short-spathed.
brevissimus--brev viss im us: very short.
brilliantissimus--bril lee an tiss im us: very brilliant.
brunneus--brew nee us: brown.
bucephalus--bew sef al us: ox-headed.
bufonius--bew foh nee us: pertaining to the toad.
bulbiferus--bulb iff er us: bulb-bearing.
bulbosus--bulb oh us: bulbous.
bulgaricus--bulg gay rik us: of or from Bulgaria.
bullatus--bul lay tus: swelling, puckered (bullate).
buxifolius--bux if foh lee us: with leaves resembling Box.

C

caerulescens--see rew less senz: turning or becoming dark blue.
caeruleus--see rew lee us: dark blue.
caesius--see see us: blue-gray.
caespitosus--seess pit toh sus: tufted, growing in low clumps (cespitose).
caffer--kaf fer: pertaining to the Kafirs (South Africa).
calabricus--kal lab rik us: of Calabria (in Italy).
calathinus--kal ath eye nus: basket-like.
calcaratus--kal kar ray tus: with spurs.
calcareus--kal kay ree us: pertaining to lime.
calendulaceus--kal en dew lay see us: brilliant yellow-orange (Calendula-like).
californicus--kal if forn ik us: of California.
callosus--kal loh sus: thick-skinned, having callosities.
calvus--kal vus: hairless.
calycinus--kal liss in us: calyx-like.
calyculatus--kal ik yew lay tus: having a calyx, stressing the calyx.
cambricus--kam brik us: Welsh (Cambrian).
campanulatus--kam pan yew lay tus: bell-shaped (campanulate).
campanuloides--kam pan yew loy deez: Bell-flower-like.
campestris--kam pest riss; of the fields or open country.
canadensis--kan ad den siss: Canadian, of Canada.
canaliculatus--kan al ik yew lay tus: grooved, channeled.
canariensis--kan ar ee en siss: of the Canary Islands.
candicans--kand ik anz: white, (or woolly-white).
candidissimus--kan did diss im us: very white (or woolly-white).
caninus--kan nye nus: referring to a dog.
candidus--kan did us: white.
canescens--kan ness senz: downy gray.
canus--kay nus: ash-colored, hoary.
capensis--kap pen siss: of the Cape (Good Hope).
capillaris--kap il lay riss: hair-like.
capillatus--kap il lay tus: with fine hairs.
capreolatus--kap ree ol lay tus: winding, twining.
capsularis--kap soo lay riss: capsule-bearing (capsular).
caribaeus--ka rib bee us: from the Caribbean Sea region.
cardinalis--kark in nay liss: cardinal (red).
carinatus--ka rin nay tus: with a keel.
carneus--karr nee us: flesh-colored.
carnosus--kar noh sus: fleshy.
carolinianus--ka rol in ee ay nus: of the Carolinas (states).
caroliniensis--ka rol in ee en siss: of or pertaining to the Carolinas.
carolinus--ka rol lye nus: from the Carolinas.
carpaticus--kar pat ik us: from the Carpathians (in Europe).
carthaginensis--kar taj in en siss: from Cartagena (Spain or Colombia).
cartilagineus--kart il aj inn ee us: cartilage-like.
caryophyllus--ka ree oh fill us: pertaining to the Pink family.
cashmerianus--kash meer ee ay nus: of Cashmere (in Asia).
catawbiensis-kat aw bee en siss: from the Catawba River region (North Carolina).
catharticus--kath art ik us: cathartic.
cathayensis--kath ay en siss: of or from Cathay (China).
caucasicus--kaw kass ik us: of or from the Caucasus (Eurasia).
caudatus--kaw day tus: with a tail (caudate).
caulescens--kaw less senz: having a stem (or stems).
cauliflorus--kaw lif floh rus: with stemmed flowers.
censius--sen iss ee us: from Mt. Cenis (Alps Mts.).
cephalatus--sef al lay tus: with a head (or heads).
cerasiferus--see ras sif er us: bearing cherries or cherry-like fruits.
cerasiformis--see ras if form iss: cherry-shaped.
cerefolius--see ref foh lee us: waxy-leaved.
cerifera--see rif er us: wax-bearing.
cernuus--ser new us: bend, nodding (cernuous).
ceylanicus--see lan ik us: of Ceylon.
chalcedonicus--kal sed don ik us: of Chalcedon (Asia Minor).
chilensis--chil len siss: of Chile.
chinensis--chin nen siss: of China.
chloranthus--klor anth us: green-flowered.
chrysanthus--kriss anth us: golden-flowered.
chrysocarpus--kriss oh karp us: golden-fruited.
chrysophyllus-kriss oh fill us: golden-leaved.
chrysostomus--kriss oss tom us: golden-mouthed, golden-throated.
ciliaris--sil ee ay riss: hairy-fringed or margined.
ciliatus--sil ee ay tus: hairy fringed or margined (ciliate).
cinctus--sink tus: girded, girdled.
cinereus--sin nee ree us: ash-colored.
cinnabarinus--sin ab ar rye nus: cinnabar-red.
cinnamomeus--sin am moh mee us: cinnamon-brown.
circinalis--ser sin nay liss: coiled (cercinate).
circinatus--ser sin nay tus: coiled.
cirrhosus--sihr roh sus: with tendrils.
citratus--sit ray tus: Citrus-like (in general).
citrifolius--sit rif foh lee us: Citrus-leaved.
citrinus--sit rye nus: Citrus-like, Lemon-colored.
citriodorus--sit ree oh doh rus: Lemon-scented.
citroides--sit roy deez: Citron-like.
citrosmus--sit roz mus: Lemon-scented.
clandestinus--klan des tye nus: concealed.
clavatus--klav vay tus: club-shaped (clavate).
clematideus--klem at tid ee us: Clematis-like.
clypeatus--klye pee ay tus: with a shield.
cocciferus--kok sif er us: berry-bearing.
coccineus--kok sin ee us: scarlet.
cochlearis--kok lee ay riss: spoon-like.
cochleatus--kok lee ay tus: spoon-like.
coelestinus--see less tye nus: sky-blue.
coelestis--see less tiss: sky-blue.
coeruleus--see rew lee us: dark blue.
coerulescens--see rew less senz: darkish blue.
collinus--kol lye nus: of the hills.
coloratus--kol or ray tus: colored (not applied to green).
colubrinus--kol yew brye nus: snake-like.
columbianus--kol lum bee ay nus: from Colombia or British Colombia.
columnaris--kol um nay riss: columnar.
comatus--kom may tus: with hair.
communis--kom mew niss: common, widespread.tay tus: changed, changing, changeable.
comosus--kom moh sus: long-haired.
compactus--kom pak tus: compact, dense.
complanatus--kom plan nay tus: flattened.
complexus--kom plex us: encircled.
complicatus--kom plik kay tus: folded over or back (complicate).
compressus--kom press us: compressed, flattened.
comptus--komp tus: ornamented.
concavus--kon kav us: hollowed, concave.
concinnus--kon sin us: neat, well-made.
concolor--kon kol or: all one color.
condensus--kon den sus: dense, crowded.
confertus--kon fer tus: crowded.
conformis--kon form iss: similar.
confusus--kon few sus: uncertain (characteristics).
congestus--kon jest us: congested, crowded.
conglomeratus--kon glom er ray tus: crowded, jumbled.
conicus--kon ik us: cone-shapted, conical.
coniferus--kon nif er us: cone-bearing.
conjugatus--kon jew gay tus: connected, joined.
conoides--kon noy deez: cone-like.
consolidus--kon sol ik us: solid, stable.
conspicuus--kon spik yew us: showy.
constrictus--kon strik tus: constricted.
contiguus--kon tig yew us: close (together).
contortus--kon tort us: twisted.
contractus--kon trak tus: contracted.
copallinus--kop al lye nus: gummy, resinous.
corallinus--kor ral in us: coral (-red).
cordatus--kor day tus: heart-shaped (cordate).
cordifolius--kor dif foh lee us: with heart-shaped leaves.
coreanus--kor ee ay nus: of or from Korea.
coriaceus--kor ee ay see us: leathery, thick.
corniculatus--kor nik yew lay tus: horned.
cornigera--kor nij er us: having horns.
cornutus--kor new tus: horned.
corrollatus--kor oh lay tus: corolla-like.
coronarius--kor oh nay ree us: crowned.
cornatus--kor oh nay tus: crowned.
corrugatus--kor rew gay tus: corrugated.
corticosus--kor tik koh sus: heavily-barked.
coruscans--kor rusk anz: glittering, vibrating.
corymbiferus--kor im bif er us: bearing flowers in corymbs.
corymbosus--kor im boh sus: with corymbs.
costatus--kos tay tus: ribbed.
crassicaulis--krass ik kaw liss: thick-stemmed.
crassifolius--krass if foh lee us: thick-leaved.
crassipes--krass ip peez: thick-footed or -stalked.
crassus--krass us: thick.
crenatus--kren nay tus: scalloped (crenate).
crenatiflorus--kren ay tif floh rus: with scalloped-edge flowers.
crenulatus--kren yew lay tus: somewhat scalloped (crenulate).
crepidatus--krep id day tus: slippered.
crepitans--krep it anz: rattling, rustling.
cretaceus--kret tay see us: chalky, pertaining to chalk.
crinitus--krin nye tus: hairy.
crispus--kriss pus: crisped, curled.
cristatus--kris tay tus: crested.
crocatus--kroh kay tus: yellow (saffron).
croceus--kroh see us: saffron-yellow.
cruciatus--krew see ay tus: cross-like (cruciate).
cruciferus--krew sif er us: cross-bearing.
cruentus--krew en tus; blood-colored.
crystallinus--kriss tal in us: crystalline, (crystal-clear).
cubensis--kew ben siss: of or from Cuba.
cucullatus--kuk yew lay tus: hooded.
cultratus--kul tray tus: knife-shaped.
cultriformis--kul trif form iss: knife-shaped.
cuneatus--kew nee ay tus: wedge-shaped.
cuneifolius--kew nee if foh lee us: wedge-leaved.
cuneiformis--kew nee if form iss: wedge-formed.
cupreatus--kew pree ay tus: coppery.
cupreus--kew pree us: copper (-colored).
curvatus--ker vay tus: curved.
curvifolius--ker vif foh lee us: curving-leaved.
cuspidatus--kuss pid day tus: sharply or stiffly pointed (cuspidate).
cyaneus--sye ay nee us: blue.
cyanus--sye ay nus: blue.
cylindraceus--sil in dray see us: cylinder-like.
cylindricus--sil lin drik us: cylindrical.
cymbiformis--sim bif form iss: boat-shaped.
cymosus--sye moh sus: with flowers in cymes (cymose).

D

dactyliferus--dak til lif er us: finger-bearing, finger-like.
dahuricus--da hew rik us: of Dahuria (eastern Siberia).
dalmaticus--dal mat ik us: of Dalmatia (the Adriatic).
damascenus--dam ass see nus: of Damascus (Syria).
dasycarpus--das ik karp us: thick-fruited.
dealbatus--dee al bay tus: whitish, almost white.
debilis--deb il iss: weak, frail.
decapetalus--dek ap pet al us: ten petaled.
deciduus--des sid yew us: with parts falling (as leaves), deciduous.
decipiens--dek lin nay tus: not obvious, deceptive.
declinatus--dek lin nay tus: bent downward.
decolorans--dee kol lohr anz: discoloring, staining.
decompositus--dee kom poz it us: more than once divided or compounded.
decorans--dek or anz: adorning.
decorus--dek or us: comely, becoming.
decumbens--dee kum benz: reclining at base with tips upright; decumbent.
decurrens--dee ker renz: decurrent (as a leaf descending down a stem).
decussatus--dee kuss say tus: arranged in pairs, with adjacent pairs at right angles (decussate).
deflexus--dee flex us: bent sharply downward, deflexed.
deformis--dee form iss: misshapen, deformed.
delectus--dee lek tus: chosen.
delicatissimus--del ik at tiss im us: very delicate.
delicatus--del ik kay tus: delicate, tender.
deliciosus--del iss ee oh sus: delicious.
deltoidius--del toy dee us: deltoid (triangular).
deltoides--del toy deez: roughly triangular.
demersus--dee mer sus: submerged.
demissus--dee miss us: low, weak.
dendroideus--den droy dee us: tree-like.
densiflorus--den sif floh rus: densely flowered.
densus--den sus: dense, compact.
dentatus--den tay tus: toothed, dentate.
denticulatus--den tik yew lay tus: somewhat toothed, denticulate.
dentosus--den toh sus: toothed.
denudatus--dee new day tus: naked, bare.
dependens--dee pen denz: hanging down.
depressus--dee press us: flattened, depressed.
deustus--dee uss tus: burned.
diacanthus--dye ak kanth us: two-spined, two-thorned.
diademus--dye ad dee mus: two-crowned.
diandrus--dye and rus: two-stamened.
dianthiflorus--dye anth if floh rus: Dianthus-flowered.
diaphanus-dye aff an us: thin, transparent.
dichotomus--dye kot om us: forked, two-branched.
dicoccus--dye kok us: two-berried.
didymus--did im us: paired (as anthers).
difformis--dif form iss: differing.
diffusus--dif few sus: spreading (diffuse).
digitalis--dij it tay liss: finger-form.
digitatus--dij it tay tus: finger-form (digitate).
dilatatus--dye lat tay tus: expanded.
dilatus--dye lay tus: expanded, spread-out.
dimidiatus--dye mid ee ay tus: halved, in two equal parts.
dimorphus--dye morf us: two-formed.
diodon--dye od on: two-toothed.
dioicus--dye oh ik us: having male and female flowers on separate plants, dioecious (dye eesh us).
dipetalus--dye pet al us: two-petaled.
diphyllus--dye fill us: two-leaved.
dipterus--dip ter us: two-winged.
dipterocarpus--dip ter oh karp us: with two-winged fruit.
disciformis--disk if form iss: disc-formed.
discoideus--dis koy dee us: ray-less, discoid.
discolor--dis kol or: of two different colors.
dissectus--dis sek tus: deeply cut, dissected.
dissitiflorus--dis sit if floh rus: loose-flowered.
distachyus--dis tak ee us: two spiked.
distans--diss tanz: separate.
distichus--diss tik us: with leaves or flowers in two ranks on opposite sides of stem (distichous).
distylus--diss til us: two-styled.
diurnus--dye urn us: day-flowering.
divaricatus--div ar ik kay tus: widely divergent, spreading (divaricate).
divergens--div verj enz: wide-spreading.
diversiflorus--div erss if floh rus: variable-flowered.
diversifolius--div erss if foh lee us: variable-leaved.
diversilobus--div erss il loh bus: diversely lobed.
divisus--div vye sus: divided, separated.
dolabratus--dol ab ray tus: hatchet-shaped.
dolabriformis--dol ab rif form iss: hatchet-shaped.
dolosus--dol loh sus: deceptive.
domesticus--dom mess tik us: domestic (or domesticated).
drupaceus--drew pay see us: with drupe-like parts, having drupes.
drupiferus--drew pif er us: bearing drupes.
dubius--dew bee us: doubtful (of origin or type).
dulcis--dull siss: sweet.
dumetorum--dew met toh rum: of bushes or hedges.
dumosus--dew moh sus: bushy.
duplex--dew plex: double.
duplicatus--dew plik kay tus: double, doubled (duplicate).
durabilis--dew rab il iss: lasting, durable.
duracinus--dew rass in us: hard berried.
durius--dew ree us: rather hard or tough.