Will shortly return CD’s list of varieties of British plants. Discusses the situations in which different varieties of species are often found and the ranges of varieties relative to those of the species.
Showing 41–48 of 48 items
Will shortly return CD’s list of varieties of British plants. Discusses the situations in which different varieties of species are often found and the ranges of varieties relative to those of the species.
Returns CD’s lists [sent with 2184]. Confusion in genera of Silene is great in continental botanic gardens. One would have to know whether C. F. v. Gärtner had the right names for species in his experiments.
Sending more Candolle volumes for survey of species with well-marked varieties.
Has begun his introduction [to Flora Tasmaniae]; will not make generalisations.
J. D. Dana’s pamphlet too metaphysical for JDH.
Finds he cannot annotate CD’s list of subspecies and varieties as wanted. Mentions again his difficulties with "species"; he "cannot find the proof of species being definite and immutable whatever they may seem to be at any one time and spot".
Replies to more queries about fowl hybrids.
Translates some German terms describing colour of horses.
No summary available.
Is looking forward to returning home [from Moor Park hydropathic establishment]. News of other patients and the books she is reading. Although feeling well, cannot walk much.