| Answer | Crossword Clue |
|---|---|
| midrib | the central or middle rib of a leaf |
| unicostate | of a leaf, having a single rib or strong nerve running upward from the base |
| costae | part (as the midrib of a leaf or the anterior vein of an insect wing) that resembles a rib |
| unlobed | (of a leaf) having lobes or divisions extending less than halfway to the middle of the base |
| lobed | (of a leaf) having lobes or divisions extending less than halfway to the middle of the base |
| midbrain | A small central part of the brainstem, developing from the middle of the primitive or embryonic brain |
