cleistogamic

Thus, in our common dog-violet the perfect flowers rarely produce seed, while the rudimentary cleistogamic flowers do so in abundance.

Darwinism (1889) Alfred Russel Wallace 1868

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.

Darwinism (1889) Alfred Russel Wallace 1868

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.

Darwinism (1889) Alfred Russel Wallace 1868

Cruger's case here referred to is doubtless the cleistogamic fertilisation of Epidendrum, etc.

More Letters of Charles Darwin — Volume 2 Charles Darwin 1845

The cleistogamic flowers of Viola are used in the discussion on

More Letters of Charles Darwin — Volume 2 Charles Darwin 1845

Leersia oryzoides was for a long time thought to produce only cleistogamic and therefore autogamous flowers.

More Letters of Charles Darwin — Volume 1 Charles Darwin 1845

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.

More Letters of Charles Darwin — Volume 2 Charles Darwin 1845

The pollen of the closed imperfect cleistogamic flowers differ in the transparency of the integument, and

More Letters of Charles Darwin — Volume 2 Charles Darwin 1845

One chapter will be devoted to cleistogamic species, and I will just notice your new grass case.

More Letters of Charles Darwin — Volume 2 Charles Darwin 1845

Cruger, Dr., on cleistogamic fertilisation of Epidendrum.

More Letters of Charles Darwin — Volume 2 Charles Darwin 1845