acacia
africa
art
bark
black
branch
cartoon
coloring
contour
curve
design
doodle
draw
empty
environment
exterior
flat
forest
glade
graphic
grass
grove
hand
illustration
image
land
landscape
lawn
line
nature
outdoors
outline
park
plant
rural
safari
savannah
scene
shape
simplicity
sketch
stem
stroke
tree
view
white
wood