leaves Flashcards
acicular
needle-shaped
cordate
of the shaped of the stylized heart, with the petiole attached between the basal lobes
deltoid
the shape of an equilateral triangle
elliptic
oval, the ends rounded and widest at the middle
falcate
sickle-shaped
hastate
more or less arrowhead-shaped, but with the basal lobes divergent
lanceolate
lance-shaped, several times longer than wide; the sides curved, with the blade broadest below the middle
linear
several times longer than wide; the sides more or less parallel
obcordate
as in the cordate leaf, but the petiole attached at the point of the heart
oblanceolate
as in the lanceolate leaf, but the petiole attached at the narrow end
oblong
about two or three times longer than broad; rectangular with rounded corners
obovate
as in ovate, but the petiole attached at the narrow end
orbicular
circular or nearly so
oval
broadly elliptic, the length less than twice the width
ovate
the shape of the longitudinal section through a chicken’s egg, with the petiole attached at the broad end
reniform
kidney-shaped or bean-shaped
sagittate
arrowhead-shaped
spatulate
spatula-shaped
ciliate
with fine hairs on the margin
crenate
scalloped, the teeth blunt