from The Century Dictionary.
- noun Same as
- noun In botany, a thin, chaffy scale or outgrowth from the epidermis, sometimes appearing in great abundance on young shoots, and particularly well developed on the stalks of many ferns: same as
palea(which see for cut).
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun botany One of the thin brownish
chaffy scalesupon the leaves or young shoots of some plants, especially upon the petiolesand leaves of ferns.
from Wiktionary, Creative Commons Attribution/Share-Alike License
No one can look at a young pinnula at this epoch and observe the evident capitation of each ramentum, the inflexion of its apex, so that the head is brought into contact with the frond, without suspecting that they have the same relation of _cause_ to the appearance subsequently of the thecae or capsules.