The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. 1879.07.02-09.08. Picea pectinata. CUL-DAR209.6.158. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 12.2022. RN1

NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR209.6 contains materials for Darwin's book Movement in plants (1880).

[158]

July 2d 9° a.m. 1879. Picea pectinata— young trees in Pots. I Shoots pinched till indented at bases between thick zinc-wire [sketch] till somewhat flattened.

Pot I. finest Top-lateral shoot 16° ~~below~~ above Horizon unpinched — 2 others & leader pinched.

Sept 8th apparently not in least risen— leader Killed

Lower Branch— 2 oblique leaders pinched (& one pinched quite off) with a lower one, 41° below horizon, left unpinched. — 2 laterals almost Killed

[158b]

Pot II

Leader & 2 almost horizontal lateral pinched; a 3d lateral 15° above horizon left unpinched.

Sept 8' apparently not risen

Lower branches 3 oblique almost lateral shoot pinched— a shoot beneath directed 29° below horizon unpinched.

Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)