from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. Now considered a subfamily of Fagaceae: Coryloideae. A taxonomic family within the order Fagales — the hazel and related trees.
from the GNU version of the Collaborative International Dictionary of English
- proper n. A natural family of shrubs or small trees, used in some classification systems for the genus Corylus.
from The Century Dictionary and Cyclopedia
- A former occasional name of an order of plants including Corylus, Ostrya, and one or two other genera, now considered as forming a tribe of the order Cupuliferæ.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. used in some classification systems for the genus Corylus
In _Casuarina_, _Juglans_ and the order Corylaceae, the pollen-tube does not enter by means of the micropyle, but passing down the ovary wall and through the placenta, enters at the chalazal end of the ovule.