From:
Charles Robert Darwin
To:
George John Romanes
Date:
11 [May 1878]
Source of text:
American Philosophical Society (Mss.B.D25.474)
Summary:
Invites GJR to visit on the 18th.
Contributor:
Darwin Correspondence Project
Invites GJR to visit on the 18th.
WTT-D’s statement perverted by Times [4 May 1878, p. 6, on WTT-D’s Royal Institution lectures on vegetable morphology].
S. H. Vines’s work on light inhibition of Phycomyces hyphae ["The influence of light upon the growth of unicellular organs" (1878), Arb. Bot. Inst. Würzburg 2 (1882): 133–47] suggests heliotropism in green plants is independent of, and more primitive than, photosynthesis.
Heliotropism in aerial roots.
Frank Darwin’s work.
Julius von Sachs will "swear & curse" when he finds out he has missed sensitiveness of root apex. Has been putting his notes together and the case is conclusive. [Dated "Saturday 10th" by CD.]