from the GNU version of the Collaborative International Dictionary of English.
- adjective (Bot.) Having, beside the usual flowers, other minute, closed flowers, without petals or with minute petals; -- said of certain species of plants which possess flowers of two or more kinds, the closed ones being so constituted as to insure self-fertilization.
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- adjective Alternative form of
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective exhibiting or relating to cleistogamy
Sorry, no etymologies found.
Thus, in our common dog-violet the perfect flowers rarely produce seed, while the rudimentary cleistogamic flowers do so in abundance.
The sweet violet also produces abundance of seed from its cleistogamic flowers, and few from its perfect flowers; but in Liguria it produces only perfect flowers which seed abundantly.
In almost every order we find some plants which have become thus reduced or degraded for wind or self-fertilisation, as Poterium and Sanguisorba among the Rosaceae; while this has certainly been the case in the cleistogamic flowers.
Cruger's case here referred to is doubtless the cleistogamic fertilisation of Epidendrum, etc.
The cleistogamic flowers of Viola are used in the discussion on
Leersia oryzoides was for a long time thought to produce only cleistogamic and therefore autogamous flowers.
I have some grand plants (and I formerly sent seeds to Kew) of the cleistogamic grass, but they show no signs of producing flowers of any kind as yet.
The pollen of the closed imperfect cleistogamic flowers differ in the transparency of the integument, and
One chapter will be devoted to cleistogamic species, and I will just notice your new grass case.
Cruger, Dr., on cleistogamic fertilisation of Epidendrum.