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bottom figure score
bottom figure annotation 6 species compound into one.


lines 14—17 score
lines 11—17 annotation In Willows gret power & tendency for production of complicated Hybrids
from End Slip 1 annotation not in Darwin's handin brown ink S. 24 Willows have great power of combining into complex hybrids; he has united 6 species into one hybrid.


lines 9—10 score
lines 9—10 annotation 4 generations implied for Reduction

line 16 underline "individuelle"
lines 13—17 annotation Propagation of individual peculiarity in a Hybrid


lines 3—6 score
top-marginline 6 annotation Thinks reversion «of Hybrids» due in Gartner's experimts t pollen of either parnt — I daresay Naudin's Reversions are largely due to his plants being cultivated
from End Slip 1 annotation not in Darwin's handin brown ink S. 28. Thinks Gärtner's reversions due to parent pollen: Naudin's results point to opposite extreme. Does not Gärtner say that cultivated vars. revert more than wild species? Does this not account for difference between Naudin & Wichura?

lines 7—6 score


lines 17—18 score
line 17 underline "sechsfachen"
line 18 underline "die ... Grunde"
from End Slip 1 annotation not in Darwin's handin brown ink S. 29. The 6 fold hybrids cd not live —


lines 18—13 annotation Gradation of sterility
lines 11—10 score
line 11 underline "aber ... in"
from End Slip 1 annotation not in Darwin's handin brown ink S. 30 Gradation in sterility of Hybrid willows which «in extreme point of scale» t01 ends in death of young plants.
t01 - `« in extreme ... scale» ' in Darwin's hand, in pencil
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lines 5—11 score
line 10 underline "aber meist"
lines 6—8 annotation gradation in number of seeds

lines 15—16 underline "Bastarde ... echten"
lines 14—17 annotation ? !
from End Slip 1 annotation not in Darwin's handin brown ink p 31. Says generally that Hybrids are not so strong & healthy.—


lines 11—9 score
from End Slip 1 annotation not in Darwin's handin brown ink S. 35. Gradation in potency of pollen.
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lines 6—11 annotation pollen gets worse & worse from hybrids inter se
from End Slip 1 annotation not in Darwin's handin brown ink 38 pollen gets worse & worse in offspring of Hybrids inter se & in (p. 39) the more complex hybrid.


lines 12—14 score
line 12 underline "Zahl"
line 13 at "vereinigten" annotation mingled


lines 8—9 score
lines 8—9 underline "doch ... Regel"
from End Slip 1 annotation not in Darwin's handin brown ink S 41. Luxuriance in hybrid willows is by no means the rule rather the reverse.
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lines 13—11 score
lines 13—12 underline "Häufiger ... Entwickelung"
show subjects subjects

lines 9—8 score

line 4 underline "Jahren ... Bäumchen"
lines 4—3 annotation dwarfs from weakness


lines 1—27 score
line 3 underline "doch ... entwickelt"
top-marginline 21 annotation cases of weakly Hybrid willows did not produce flowers
from End Slip 2 annotation not in Darwin's handin brown ink S. 42. Cases of weakly hybrid willows


lines 1—9 annotation Believes in Kolreuters view that luxuriousness of Hybrids results from compensation frm sterility
from End Note 2 annotation cancelled p 43 — Var. under Domstictn
from End Slip 2 annotation not in Darwin's handin brown ink S 43. Believes in Kohlreuters view that luxuriance of hybrids results from sterility, ;false from mongrels —

line 18 [ in reddish-orange crayon
line 15 underline in reddish-orange crayon "Zahlverhältniss"
line 14 underline in reddish-orange crayon "als ... echten"
lines 20—22 annotation Relation of sexes modified in Hybrid Willows
from End Slip 2 annotation not in Darwin's handin brown ink |t01 S. 43 & 44 Number of «individuals of either» t02 sexes modified in hybrid willow. there are more females & see p. 63.
t01 - `|' in Darwin's hand, in reddish-orange crayon
t02 - `« individuals of either» ' in Darwin's hand, in dark pencil
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lines 6—5 underline in reddish-orange crayon "Differenz ... bedeutende"


lines 3—4 underline "mehr ... Weiden"
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line 9 underline "die ... Männchen"
lines 8—13 annotation more females ! under nature, Hybrids female vry abundant
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line 13 underline "auf ... Männchen"
lines 12—13 annotation 1 male / 10 femle
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lines 16—17 underline "mehreren ... befand"


lines 8—16 annotation never saw a prepotent type in willows & doubts of Gärtners statement
from End Slip 2 annotation not in Darwin's handin brown ink S. 50. Never saw a prepotent type & «therefore» doubts Gärtner.


line 9 score [`bookmark']


lines 17—12 score
lines 17—15 underline "Polymorphie ... verwendet"
from End Slip 2 annotation not in Darwin's handin brown ink S 56 variabilityt01 in hybrid willows when hybrid pollen used;— uniformityt02 when pure pollen used.
t01 - underlined in Darwin's hand, in dark pencil
t02 - underlined in Darwin's hand, in dark pencil


lines 12—9 score
lines 10—9 underline "66 ... ihren"
from End Slip 2 annotation not in Darwin's handin brown ink S. 58 ; 66 difft kind of hybrid willow found wild
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lines 10—12 double score


lines 6—7 score
lines 6—7 underline "In ... kommen"
lines 9—13 score

[continues overleaf] 1 underline "einzelne ... Individuenzahl"
from End Slip 2 annotation not in Darwin's handin brown ink S. 64. Gives proportion of hybrids to pure species in different districts — in some places more hybrids than pure plants —


[continuation] 1—3 score
line 1 underline "Individuenzahl zusammenwachsen"
lines 2—6 score
lines 2—6 annotation ! more Hybrids than pure parents!!

lines 9—28 score
lines 10—20 annotation Explains how these numbers come from willows vegetating only in bare places
from End Slip 2 annotation not in Darwin's handin brown ink p. 65 Ingeniously explains how they abound on certain spots from rapid Germination of seed . —t01
t01 - `of seed ... —' in Darwin's hand, in dark pencil


lines 10—12 score
from End Slip 2 annotation not in Darwin's handin brown ink p. 80. gives case of species very like each other yet do not unite easily. —t01
t01 - `—' in Darwin's hand, in dark pencil


lines 4—1 score
line 3 underline "eine ... Bastards"
lines 5—1 annotation common mule ⸮


lines 8—9 annotation
top-margin annotation X I give this view distinctly p. 288 3d. Edit of Origin
lines 10—12 score
line 10 annotation Clever
from End Slip 4 annotation not in Darwin's handin brown ink p. 83 Explains sterility of hybrids by combined organization being ill-fitted for conditions. I give this view p. 288 / 3rd ed. of Origin; but contradicted if offspring from homomorphic unions are sterile.

lines 15—25 annotation in pale pencil no Hybrid exactly fitted for place in nature, contradicted by species from different climates forming Hybrids


lines 1—8 score
top-marginline 5 annotation more different th parent species the more imperfect th Hybrids—


lines 3—7 score
lines 2—11 annotation This is my view of interbreeding causing sterility in successive generation, but too rapid
from End Slip 4 annotation not in Darwin's handin brown ink p 85. Explains increasing sterility of successive generations of hybrids inter se by inter-breeding like I do.

lines 5—4 score
line 4 underline "Die ... begreift"
from End Slip 4 annotation not in Darwin's handin brown ink p 85 The crossed Triticum & Aegilops which increased in fertility had 3/4 of Triticum blood.


lines 8—19 score
lines 8—22 annotation Plants which vary have often irregular pollen — I think som connexion between sterility & Variability
from End Note 2 annotation cancelled 89.    do — Look over — allude to thery of non-accomodation — will not do if Primula & Linum are sterile. —
from End Slip 4 annotation not in Darwin's handin brown ink p 89 cultivated plants which vary most often have irregular pollen and seems to think there is some analogy between variability & hybridism.


lines 8—29 annotation Cultivated Plants like Hybrids are in a state of disaccommodation.—
from End Slip 4 annotation not in Darwin's handin brown ink p. 92 Cultivated plants like hybrids, are in a state of dis-accommodation & he gives Kohlreuters view on this point

[continues overleaf] 2 underline "Die ... wird"


[continuation] 1—3 score

line 14 underline "dass ... Accommodation"
line 13 underline "Fähigkeit ... Varietätenbildung"