Orchid anatomy.
Showing 1–18 of 18 items
Orchid anatomy.
Orchid homologies.
Sensitive responses in Catasetum.
Acropera becoming clear.
T. F. Jamieson impressed by JDH’s work on Himalayan glaciers.
Reports events at Down;
has been doing good work on the homologies of orchids.
Asks JDH to look at movement of labellum in an orchid.
Rostellum of Masdevallia.
JDH’s Fernando Po case.
Madeiran fauna pre-glacial according to Oswald Heer.
Orchid anatomy: homologies of column vascularisation.
Primula paper sent to Linnean Society.
CD fears he has misinterpreted vascularisation of butterfly orchid flowers.
Homologies of orchid flower vascularisation.
Discusses stock-brokers; hopes to be able to see WED at Christmas.
JDH’s letter on grounds of generalisation in plant morphology.
Faunal distribution and the glacial period.
Orchid homologies.
JDH asked to check Lindley on Acropera.
Transport of an orchid to Down.
Acropera species may be males of other orchids.
Homologies of ducts in orchids.
Went to British Museum to see Bates’s mimetic butterflies.
Requests that DO examine enclosed microscope slides of Acropera ovules, to confirm CD’s opinion that females are non-functional.
Can DO comment on disagreement between Robert Brown and John Lindley over the number of Acropera carpels?
O. Heer’s Atlantis theory vs CD’s hypothesis of a migration north during warm periods.
Reports on state of family’s health.
Thanks for "multitudinous" references.
Thanks Hooker for orchids.
Knows nothing of the habits of earwigs. Thinks Edward Newman may be trusted on the point [as to whether or not earwigs can fly].