The following words are used in plant names to describe the leaves or foliage of plants.
The basic Latin word for leaf is folium. Since folium is a neuter noun, the plural ends in "a" (folia). Botanically, folius is used as an adjective, as well. Foliatus, the masculine adjectival form of the Latin word for leaf, means "leaved." The feminine adjectival form is foliata and the neuter is foliatum.
If you're interested in picking up Latin vocabulary, strip the folius word from each entry on the following list. Example: In the case of acuminatifolius, stripping out folius leaves acuminat- plus a connecting vowel "i." Acuminat- is from the past participle of acumino, -are, -avi, -atus which translates into English as "to sharpen" or "to make sharp." Acuminat- may be familiar to you from the English word "acumen."
A
acuminatifolius (leaves tapering gradually to a point) acuminatifolia acuminatifolium
acutifolius (pointed leaves) acutifolia acutifolium
aequifolius (equal leaves) aequifolii aequifolium
afoliatus (without leaves) afoliata afoliatum
albifolius (white leaved) albifolia albifolium
alternifolius (alternating leaves) alternifolia alternifolium
amplexifolius (leaves clasped [amplector to wind around, surround]) amplexifolia amplexifolium
amplifolius (large leaved) amplifolia amplifolium
angustifolius (narrow leaved) angustifolia angustifolium
argutifolius (sharply toothed leaves) argutifolia argutifolium
auriculifolius (leaves like an ear auricula - the ear, diminutive) auriculifolia auriculifolium
B
bifoliatus (with two leaves) bifoliata bifoliatum
bipennifolius (two feathered leaves) bipennifolia bipennifolium
brevifolius (short leaved) brevifolia brevifolium
C
capillifolius (hairy leaved) capillifolia capillifolium
centifolius (100 leaves) centifolia centifolium
cerefolius (wax leaved) cerefolia cerefolium
chlorifolius (light green leaved) chlorifolia chlorifolium
confertifolius (dense leaved) confertifolia confertifolium
cordifolius (heart shaped leaves) cordifolia cordifolium
crassifolius (thick leaved) crassifolia crassifolium
cuneifolius (leaves tapered to the base) cuneifolia cuneifolium
curtifolius (shortened leaves) curtifolia curtifolium
cuspidifolius (stiff pointed leaves) cuspidifolia cuspidifolium
cymbifolius (boat shaped leaves) cymbifolia cymbifolium
D
densifolius (densely leaved) densifolia densifolium
distentifolius (distended leaves) distentifolia distentifolium
diversifolius (many shaped leaves) diversifolia diversifolium
E
ensifolius (sword shaped leaves) ensifolia ensifolium
exilifolius (small leaved) exilifolia exilifolium
F
falcifolius (sickle shaped leaves) falcifolia falcifolium
filicifolius (fern like leaves) filicifolia filicifolium
filifolius (thread like leaves) filifolia filifolium
flabellifolius (fan shaped leaves) flabellifolia flabellifolium
foliaceus (leafy, resembling a leaf) foliacea foliaceum
foliolosus (having small leaves) foliolosa foliolosum
foliosior (leafier) foliosior foliosius foliosissimus (leafiest) foliosissima foliosissimum
foliosus (leafy) foliosa foliosum
G
gracilifolius (slender leaved) gracilifolia gracilifolium
graminifolius (grass leaved) graminifolia graminifolium
grandifolius (large leaved) grandifolia grandifolium
I
integrifolius (leaves entire) integrifolia integrifolium
L
latifolius (broad leaved) latifolia latifolium
laxifolius (loose leaved) laxifolia laxifolium
linearifolius (linear leaves) linearifolia linearifolium
longifolius (long leaves) longifolia longifolium
M
millefoliatus (with 1,000 leaves) millefoliata millefoliatum
millefolius (1,000 leaved) millefolia millefolium
minutifolius (small leaved) minutifolia minutifolium
mucronifolius (sharp pointed leaves) mucronifolia mucronifolium
multifolius (many leaved) multifolia multifolium
O
oblongifolius (oblong leaves) oblongifolia oblongifolium
obtusifolius (blunt leaves) obtusifolia obtusifolium
oppositifolius (leaves opposite) oppositifolia oppositifolium
ovalifolius (oval leaves) ovalifolia ovalifolium
P
parvifolius (small leaves) parvifolia parvifolium
paucifolius (few leaved) paucifolia paucifolium
perfoliatus (leaves joined around stem) perfoliata perfoliatum
pinguifolius (fat leaves) pinguifolia pinguifolium
planifolius (flat leaved) planifolia planifolium
Q
quadrifolius (4 leaved) quadrifolia quadrifolium
R
rectifolius (erect leaves) rectifolia rectifolium
reflexifolius (reflexed leaves) reflexifolia reflexifolium
remotifolius (leaves distant from each other) remotifolia remotifolium
renifolius (kidney shaped leaves) renifolia renifolium
rhombifolius (diamond shaped leaves) rhombifolia rhombifolium
rotundifolius (round leaves) rotundifolia rotundifolium
rubrifolius (red leaves) rubrifolia rubrifolium
S
sagittifolius (arrow shaped leaves) sagittifolia sagittifolium
setifolius (with bristly leaves) setifolia setifolium
simplicifolius (simple leaved) simplicifolia simplicifolium
spathulifolius (spatula shaped leaves) spathulifolia spathulifolium
spiculifolius (spiky leaves) spiculifolia spiculifolium
subrotundifolius (leaves less round) subrotundifolia subrotundifolium
T
tenuifolius (slender leaved) tenuifolia tenuifolium
teretifolius (cylindrical leaves) teretifolia teretifolium
ternifolius (leaves in 3) ternifolia ternifolium
tortifolius (twisted leaves) tortifolia tortifolium
trifoliatus (3 leaved) trifoliata trifoliatum
trifoliolatus (trifoliolate) trifoliolata trifoliolatum
trifolius (3 leaves) trifolia trifolium
U
undulatifolius (wavy edged leaves) undulatifolia undulatifolium
unifoliatus (one leaf) unifoliata unifoliatum
unifolius (one leaf) unifolia unifolium
V
variifolius (variegated leaves) variifolia variifolium
villifolius (hairy leaves) villifolia villifolium
viridifolius (green leaved) viridifolia viridifolium