Most of the lobes are attached to the wing of the midrib by a broad base: the lower ones sometimes have a short stalk.
Wire must also be laid on all the side ribs or veins leading to the midrib.
The fronds are pale green, delicate and hairy beneath along the midrib and veins.
The other way of working a leaf is to outline the midrib first.
The lower palea of this plant forms an inverted flower-bud upon its midrib.
The veins, and notably the midrib of the limb of the sepals, united underneath.
There are several big ribs starting at the same place instead of one midrib.
It differs from Delesseria alata in having no midrib or veins.
The veins are prominent on both sides of the leaf, and branch from the midrib at an obtuse angle in a pinnate manner.
Having veins extending from the midrib to the margin, feather-wise.
The central or main vein of a leaf, as in eudicots, magnoliids, and ferns. Midribs generally protrude from the underside of leaves with pinnate venation. See more at venation.