| 单词 | Catasetum |
| 例句 | Referring to Crüger's letters from Trinidad, he wrote:—"Happy man, he has actually seen crowds of bees flying round Catasetum, with the pollinia sticking to their backs!" Charles Darwin: His Life in an Autobiographical Chapter, and in a Selected Series of His Published Letters 2012-01-22T03:00:19.733Z Catasetums are curious, epiphytal Orchids, which should be grown in baskets, or Orchid pans, suspended in the intermediate house, and treated in a similar manner to the deciduous Dendrobiums. Orchids Some of the other sorts—such as the Catasetums, the Cycnoches, Lycastes, &c., that are approaching their dormant state—to be accommodated, if possible, with a drier and cooler atmosphere. In-Door Gardening for Every Week in the Year Showing the Most Successful Treatment for all Plants Cultivated in the Greenhouse, Conservatory, Stove, Pit, Orchid, and Forcing-house On the three remarkable sexual forms of Catasetum tridentatum, an Orchid in the possession of the Linnean Society. Life of Charles Darwin 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. Fragments of science, V. 1-2 This Catasetum, wafted by the wind, when the seed was sown, found conditions suitable where it lighted, and quickened, whilst all its fellows, carefully provided for, died without a sign. About Orchids A Chat Cycnoches.—Of similar habit and requirements to Catasetum. Orchids Mr. Darwin notices a similar and, if possible, more curious structure in a species of Catasetum. Creation and Its Records The family to which Catasetum belongs furnished the most remarkable examples. Life of Charles Darwin I will say nothing about the rostellum, stigmatic utriculi, fertility of Acropera and Catasetum, for I am completely bewildered: it will rest with you to settle these points by your excellent observations and experiments. More Letters of Charles Darwin — Volume 2 This is a Cattleya Mossiæ, the pendant of the Catasetum, by very far the largest orchid of any kind that was ever brought to Europe. About Orchids A Chat Mormodes.—Grow these with the Catasetum and Cycnoches, and treat them similarly by resting them dry. Orchids Catasetum is a beautiful case of slight modification of structure leading to new functions. Life and Letters of Charles Darwin — Volume 2 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. The Origin of Species by means of Natural Selection, 6th Edition This reminds me that I carefully described to Huxley the shooting out of the pollinia in Catasetum, and received for an answer, "Do you really think that I can believe all that!" More Letters of Charles Darwin — Volume 2 It grew and grew very fast, never receiving water unless by the rarest accident, until those experts could identify a healthy young Catasetum. About Orchids A Chat On the sexual forms of Catasetum with special reference to the researches of Darwin and others," "Journ. Darwin and Modern Science On the Three remarkable Sexual Forms of Catasetum tridentatum, an Orchid in the possession of the Linnean Society. Life and Letters of Charles Darwin — Volume 2 Like some of the Catasetums and Cycnoches, it bears two distinct types of flower on each spike, but the instance of R. Lowii is even more perplexing. About Orchids A Chat In the following fragment occurs the earliest mention of Darwin's work on the three sexual forms of Catasetum tridentatum. More Letters of Charles Darwin — Volume 2 No orchids, however, give more material for study; on this account Catasetum was a favourite with Mr. Darwin. About Orchids A Chat As is shown by what we have said about Catasetum, other problems in addition to those concerned with fertilisation are dealt with in the Orchid book. Darwin and Modern Science Mr. Huxley had doubted the accuracy of observations on Catasetum published in the "Fertilisation of Orchids." More Letters of Charles Darwin — Volume 2 In what formed the postscript to the following letter, Darwin wrote: "I have had more Catasetums,—all right, you audacious 'caviller.'" More Letters of Charles Darwin — Volume 2 I want to know whether anything beats in modification the rostellum of Catasetum. More Letters of Charles Darwin — Volume 2 The larger pile of Catasetum—there are two—may be four feet long, three wide, and eighteen inches thick; how many hundreds of flowers it will bear passes computation. About Orchids A Chat 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. More Letters of Charles Darwin — Volume 2 Dr. Cruger thinks I am wrong about Catasetum: but I cannot understand his letter. More Letters of Charles Darwin — Volume 2 I cannot answer your question about the aerial roots of Catasetum. More Letters of Charles Darwin — Volume 2 |
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