RECORD: Darwin, C. R. & Francis Darwin. March. Oxalis ortegesii — Movement of flower stalk. CUL-DAR209.3.245. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed and edited by John van Wyhe 6.2025. RN2
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-DAR209.4 contains for Darwin's book Movement in plants (1880).
245
Oxalis ortegesii — Movement of flower stalk
Big specimen with [illeg] lens
March 5
3 pm 62° above Horizon
5 pm 62
10 pm 65
March 6
11· 35am 62
3 20 pm 65
March 7
8· 30 am = 63° above
9 47 ⎼⎼⎼⎼ 61
10 33 ⎼⎼⎼ 58
11 18 ⎼⎼⎼⎼ 57
12 25 pm — 55 — Lowest
2 5 ⎼⎼⎼⎼ 62
2 55 ⎼⎼⎼⎼ 62
3 59 ⎼⎼⎼⎼ 63
6 15 ⎼⎼⎼⎼ 65
8 30 pm 62 7° higher
Used
March 8
8. 30 Am – 63° above H
10 45 ⎼⎼⎼ 61
12 30 ⎼⎼⎼ 58
3 40 ⎼⎼⎼ 57 — Lowest) lowest.
8 15 pm 60
16th 7°· a.m. 156 or 34° 24°
8 ⎼⎼⎼⎼⎼⎼⎼⎼⎼ 12°
8°· 20' 10°½
8°· 45' 8½
9 . 3 ' 8½
9°. 37' ⎼⎼Lowest⎼ 7½
10°· 24' ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼ 11°
11 18' ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼ 25½
11°· 42 ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼ 32°
12. 1· ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼ 32°
12. 38' ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼31°
1°· 6' ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼ 23½
1.‒ 39 ⎼⎼⎼Lowest⎼⎼ 18½
1· 57' ⎼⎼⎼Lowest⎼⎼ 18½
2. 23 ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼ 19
3° 21 ⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼⎼ 20½
over Back of Pot
Flower stalk of Bryophyte Oxalis sensitiva
March 7
10 Am ⎼⎼ 83° above H
11·10 ⎼⎼⎼⎼ 90 Vertical
3 57 pm. 77
6·15 pm 60
M 12 · 0 E
March 8
8· 30 pm 57° above
10· 45 — 75
12· 30 pm 77
2· 30 — 75
7 pm 48°
77°
M E
March 15 Hor. stalk are older.
at 7° P.m only much more nearly horizontal
X at 7° 30' Pm 15° above horizon
9°. – X 5° ado do
10. 40' P. 25 do. do
Mach 16th 2°. 45 a.m 41° above Horizon– in middle of night
6. 35 a.m 43° above do
8° a.m 25 above Horizon.
Marc 16th continued cold day
9°. 15' A.m. 26° above Horizon
10 11 15° above
10 25' 20° above
11° 3 15° above
11. 43 17
12. 13 23° X Cold
2 ·10 — 7 on protract = 9 above 9' above
2 ·20 7.
2 43 — 6
5·pm — 0
245v
March 17th
3° . 50 ⎼⎼ 20½
4°. 40' 23°
5° 18' 24°
5°. 46.' 24°
7° 0' ⎼⎼⎼ 26½
8: 23" ⎼⎼⎼ 46°
9' ⎼⎼⎼⎼⎼⎼⎼ 66°
9. 57' 69°
10 20 Highest 78°
Study. chimney Piece
Add 5° to all these figures for
Protractor not quit level.
March 18'
6°‒ 50' ⎼⎼⎼⎼ 64°
7°. 55' 50°
8·° 36' 50°
9 · 15 – Low 51
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 20 December, 2025