The sexes are separate in Catasetum, which is a wonderful relief to me, as I have had two or three letters saying that the male C. tridentatum seeds.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

The construction of the flower in another closely allied orchid, namely the Catasetum, is widely different, though serving the same end; and is equally curious.    From Wordnik.com.  [VI. Difficulties of the Theory. Special Difficulties of the Theory of Natural Selection] Reference

Species with sizable pseudobulbs, such as Catasetum, many Laelia and some Dendrobium, store water and are well prepared for their resting periods.    From Wordnik.com.  [Orchids of Mexico] Reference

Epiphytes include more than 60 species of orchids (Oncidium, Miltonia, Catasetum, and Warmingia, among other genera).    From Wordnik.com.  [Iguazú National Park, Argentina] Reference

Monacanthus viridis, female form of Catasetum tridentatum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Myanthus barbatus, hermaphrodite form of Catasetum tridentatum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

I cannot answer your question about the aerial roots of Catasetum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

The family to which Catasetum belongs furnished the most remarkable examples.    From Wordnik.com.  [Life of Charles Darwin] Reference

I want to know whether anything beats in modification the rostellum of Catasetum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Dr. Cruger thinks I am wrong about Catasetum: but I cannot understand his letter.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum, and received for an answer, "Do you really think that I can believe all that!".    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Mr. Huxley had doubted the accuracy of observations on Catasetum published in the "Fertilisation of Orchids.".    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Monacanthus relatively to Catasetum, I think I could easily perceive it even in dried specimens when well soaked.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

In the first edition of "Fertilisation of Orchids" (page 209) he assumed that the sexes in Acropera, as in Catasetum, were separate.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum tridentatum is male (and never seeds, according to Schomburgk, whom you have accidentally misquoted in the "Vegetable Kingdom").    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Your fact has surprised me greatly, and has alarmed me not a little, for if I am in error about Acropera I may be in error about Catasetum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum, which also place the labellum on top, achieve their morphology by shutting down rotation, so their ovaries are not twisted at all.    From Wordnik.com.  [SEEDMAGAZINE.COM] Reference

Or take this other case of the Catasetum 'Bees visit these flowers in order to gnaw the labellum; in doing this they inevitably touch a long, tapering, sensitive projection.    From Wordnik.com.  [Fragments of science, V. 1-2] Reference

Neumann, on Catasetum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Trinidad, Catasetum of.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum, fertilisation of.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum (Linnean Society).    From Wordnik.com.  [More Letters of Charles Darwin — Volume 1] Reference

The Catasetum has not flowered yet!.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

To-morrow I mean to be at Catasetum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum!.    From Wordnik.com.  [Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants] Reference

Description of Acropera and Catasetum in.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum, 56.    From Wordnik.com.  [On the Genesis of Species] Reference

On Catasetum.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Catasetum, 424.    From Wordnik.com.  [On the Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. (2nd edition)] Reference

Catasetum, 291, 296, 334 eburneum, 384.    From Wordnik.com.  [Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants] Reference

Schoenherr, C.J. Schomburgk, Sir R., on Catasetum, Monacanthus, and Myanthus.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference