RECORD: Darwin, C. R. n.d. Floating seed experiments. CUL-DAR157a.91. 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.


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[91v]

Sink under 4 days

Float between 4 & 10

Sink under 9 10 days

Float more than 10-20 under 15

Morello

Gooseberry

Black Red} currant

Raspberries

Cowslip

Plantain

Sweet Pea

Strawberry

Wheat

Phleum

Dock

Lotus corniculatus

Honeysuckle

Lathyrus sylvestris

Helosciadium

Yew berries

Erythrina

Oats

Dactylis

Matricularia

Ranunculus arvensis

Barbery

―B. aquifolium

Broom

Viburnum.

Alisma plantago

Blackberries

Orleans Plum

Dictamnus

Eschotzia

Cotoneaster

Geum

Viscaria

Arum

Charlock

(36) x

Grundsel

Prunella vulgaris

Calamintha vulgaris climpdiurna

Centaurea nigra

Juncus aculiptius

Iris spanish.

Papaver phlæas

Antirrhinum

Campanula

Sycamore.

Narthecium

Ragwort

Lettuce

Inula

Prunella vulgaris

Epilobium

Pæony

Crataegus american

Turkish Acorns.

18

Silene inflata 12-13

Mountain ash 1 Berry

- 18-19

Scotch Fir 13-14

Stachys Sylvatica 12-13

Magnolia 11.-12

Gilliflower 11-12

Chiococca (1) 10-11

Kidney Bean 17-18

Spanish Cht 12-13

Juniper ber 12-13

10 9

(15/94)

 

over 15 under 25 days

20-30

over 40 up to 90 or thrown away 30- 60

60-90

Lychnis dioica 21-22 days

Wahlenbergia 23-24

Barberry 20-21

Asparagus 22-23

Nuphar luteus 23-24

Mountain Ash. 18-19

(6)

[calculations not transcribed]

average 21 1/2 days

Carex water 57

Horse Chesnut 48-49.

[calculations not transcribed]

(average of these 7 plants 67 days, but 2 floated longer than my Patience)

 

Sparganium 3 month 88 days

Scarlet nonpareil 75-76

Euonymus 60.

Fig Fig. 55 days still floating

Typha latifolia 90 days thrown away

5

 

under 4 days

Clematis

Tomato

Mulberry

Laburnum

Nuts

Spanish Pink

Tropæolum

Convolvulus

Drosera

Oak

Carrot

Hawthorn

Agrimony

Walnuts

Laurel

Lilac

Sw Briar

Arbutus

18 [+] 36 [=] 54

Under 10 days 54 [+] 18 [=] 72 / 94

(I chose many Fruits)

over 10 up to 90

9 [+] 6 [+] 2 [+] 5 [=] 22 / 94

(sticks & leaves.)


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

File last updated 13 July, 2023