On CD’s request to observe bee Ophrys: PHG’s son collected 16 plants – of the 32 flowers, two had lost both pollinia, two had lost one each. He himself found two plants with pollinia adhering to the stigma.
Showing 21–40 of 66 items
On CD’s request to observe bee Ophrys: PHG’s son collected 16 plants – of the 32 flowers, two had lost both pollinia, two had lost one each. He himself found two plants with pollinia adhering to the stigma.
Requests tendril-bearing plants.
Comments on zero and observational errors when using a telescope, and adds some comments about family relationships and JH's nebula catalogue. [Part of this letter is indecipherable.]
Regarding translations of Walter Mapes regarding the origin of the word theodolite.
Sending back number of their 'Annals' to complete JH's set. Remarks on the parts already published.
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He and L. C. Treviranus have repeated many of CD’s orchid observations with the same results. Sends his paper ["Fruchtbildung der Orchideen", Bot. Ztg. 21 (1863): 329–33, 337–45].
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Thanks CD for two letters and his portrait.
CD’s book [Orchids] opened up terra incognita for him.
His work on S. African butterflies continues.
Reports on a moth that punctures peach skins.
Interesting that thoughtful naturalists are forced to admit mutability of species.
Some notes on Oxalis.
Agrees that the weather is hot. The word theodolite. Where did he obtain his verses by Walter Mapes? Why not come and visit them?
Acknowledges receipt of JvH’s letters and report of his expedition. Congratulates him on its success.
Has sent Origin.
There is hardly a place in the world as interesting as New Zealand with respect to geographical distribution.
Will quote the case of the ducks that nest in trees.
Is working hard on Variation.
Sends F. Hildebrand’s paper for publication by the Linnean Society or in Natural History Review.
Writes to FM to show several ways in which a series of prisms may be used in a spectroscope to have the light exiting in the same line as it entered the spectroscope. [Appends 4 pages of diagrams.]
Discusses geology of Brazil.
Asks for Brazilian stamps for his son.
Hildebrand’s paper is unsuitable for the Natural History Review.
No summary available.