RECORD: Darwin, C. R. [ny].08.01. Pea [list of measurements]. CUL-DAR157.2.16. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 5.2023. 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 volumes CUL-DAR157.1-2 contain notes, abstracts etc. for Darwin's long paper and later book Climbing plants (1865). It was also commercially available as a softbound offprint, F834, F834a. See R. B. Freeman's bibliographical introduction. Items CUL-DAR157.11-60 were in a folder marked "Twiners". Items CUL-DAR157.61-112 were in a folder marked "Leaf-climbers" and items CUL-DAR157.114-147 were in a folder marked "Tendrils". Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin.
[16]
Aug 1' Move with Watch Pea Black
8° 40' Black spot line of peduncle, free shoot.
10°. — 3 distant dot about 2°. 10' going one direction
11° 4. ... dot is now returning
11°. 37' 5'. dot
12. 7— 6th dot.
12. 30 7' dot near last / about 1° 45' in going semi ellipse — part of earlier movement light
1°. now red dot has begun to return
1. 30 red (7)
1. 55. do (8)
2. 25 do. (9) (Measure external points) if pencil 2 inches long affixed, would have made marks observed — tendril far longer.—
Movement reversed after a time.
✔ 3' do (10)
3. 30 do 11
3. 48 do in middle of old figure 5.
4. 40 do ― complete
5. 5 do (12)
5. 25 slower (12)
X 5. 50 ― (13)
6. 25. ― (14)
7°
7. 45 ― (15)
8. 30 near (13)
9°. 15' last mark
10° gone back in apparently same line.— (movements slack.)
10'. 45' still moving.—
[16v]
Pea Tendril
3. 15 tied up all but tendril red spot in general line of t.
3. 23' 2d dot.
3. 47'— 50' 3d dot} travel 37' in one direction
4° 10' 4th dot returning back
4. 45 5th dot
5° 7' same place} still state} 1. 10 [+] 1 5 [=] 2°. 15' 55' stood still for 23'
5. 18 seem coming back in same line black door—
6° 3d Black dot
6. 20' 4th small dot.— 6°. 30'. 5th dot = 1°. 35
7. 30 — 6th dot.
Length of Tendril 1 1/8' inch — Hight of Plant 7 inches
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 21 July, 2023