: having large or elongated leaves with usually many veins or a much-branched main vein — compare microphyllous.

What is Achlorophyllous in biology?

: having no chlorophyll a parasitic achlorophyllous plant.

What is meant by Microphyllous?

1 : a leaf (as of a club moss) with single unbranched veins and no demonstrable gap around the leaf trace. 2 : a small leaf.