This Essay first appeared in the ninth volume of the ‘Journal of the Linnean Society,’ published in 1865. It is here reproduced in a corrected and, I hope, clearer form, with some additional facts.
This Essay first appeared in the ninth volume of the 'Journal of the Linnean Society,' published in 1865. It is here reproduced in a corrected and, I hope, clearer form, with some additional facts. The illustrations were drawn by my son, George Darwin. Fritz Muller, after the publication of my paper, sent to the Linnean Society (Journal, vol. ix., p. 344) some interesting observations on the climbing plants of South Brazil, to which I shall frequently refer.
Recently two important memoirs, chiefly on the difference in growth between the upper and lower sides of tendrils, and on the mechanism of the movements of twining-plants, by Dr. Hugo de Vries, have appeared in the 'Arbeiten des Botanischen Instituts in Wurzburg,' Heft. iii., 1873. These memoirs ought to be carefully studied by every one interested in the subject, as I can here give only references to the more important points. This excellent observer, as well as Professor Sachs, 1 attributes all the movements of tendrils to rapid growth along one side; but, from reasons assigned towards the close of my fourth chapter, I cannot persuade myself that this holds good with respect to those due to a touch. In order that the reader may know what points have interested me most, I may call his attention to certain tendril-bearing plants; for instance, Bignonia capreolata, Cobaea, Echinocystis, and Hanburya, which display as beautiful adaptations as can be found in any part of the kingdom of nature. It is, also, an interesting fact that intermediate states between organs fitted for widely different functions, may be observed on the same individual plant of Corydalis claviculata and the common vine; and these cases illustrate in a striking manner the principle of the gradual evolution of species.
Appendix to Preface (1882).
Since the publication of this Edition two papers by eminent botanists have appeared; Schwendener, 'Das Winden der Pflanzen' (Monatsberichte der Berliner Akademie, Dec. 1881), and J. Sachs, 'Notiz uber Schlingpflanzen' (Arbeiten des botanischen Instituts in Wurzburg, Bd. ii. p. 719, 1882). The view "that the capacity of revolving, on which most climbers depend, is inherent, though undeveloped, in almost every plant in the vegetable kingdom" ('Climbing Plants,' p. 205), has been confirmed by the observations on circumnutation since given in 'The Power of Movement in Plants.'
Errata.
On pp. 28, 32, 40, 53, statements are made with reference to the supposed acceleration of the revolving movement towards the light. It appears from the observations given in 'The Power of Movement in Plants,' p. 451, that these conclusions were drawn from insufficient observations, and are erroneous.
A Monograph on the Sub-class Cirripedia (Volume 2 of 2) by Charles Darwin
The Foundations of the Origin of Species by Charles Darwin
On the Origin of Species by Means of Natural Selection by Charles Darwin
A Naturalist's Voyage Round the World by Charles Darwin
The Variation of Animals and Plants under Domestication is a book by Charles Darwin that was first published in January 1868. A large proportion of the book contains detailed information on the domestication of animals and plants but it also contains in Chapter XXVII a description of Darwin's theory of heredity which he called pangenesis.
First published in book form in 1877, this volume of Darwin's pioneering research on the heterostylous reproductive systems in flowering plants remains the basis of much exciting original research in the field of botany today. Darwin himself revealed, “I do not think anything in my scientific life has given me so much satisfaction as making out the meaning of the structure of these plants."
"You're mine, little puppy," Kylan growled against my neck. A soft gasp escaped my lips as his lips brushed my skin. My mind screamed at me to push him away-the Lycan Prince who had humiliated me again and again, but my body betrayed me, leaning into him before I could stop myself. He pressed his lips against mine, and his kiss grew more aggressive, more possessive as I felt my legs weaken. What was I doing? In a split-second, I pulled away and slapped him hard across the face. Kylan's eyes darkened, but the smirk on his lips exposed his amusement. "You and I both know we can't fight this, Violet," he said, gripping my wrist. "You're my mate." "And yet you don't want me," I replied. "You told me you were ashamed of me, that l'd never be your queen, that you'd never love me. So please, accept my rejection and let me go." "Never," he whispered, his grip tightening as he pulled me closer. "Soon enough, you'll be begging for me. and when you do-I'll use you as I see fit and then I'll reject you."
In her previous life, Kimberly endured the betrayal of her husband, the cruel machinations of an evil woman, and the endless tyranny of her in-laws. It culminated in the bankruptcy of her family, and ultimately, her death. After being reborn, she resolved to seek retribution against those who had wronged her, and ensure her family's prosperity. To her shock, the most unattainable man from her past suddenly set his sights on her. "You may have overlooked me before, but I shall capture your heart this time around."
The dream of everyone with regards to marriage is to be able to find that special someone and settle down with them. Even arranged marriages grant you an opportunity to meet your partner briefly before the wedding. How will you feel about waking up in the morning with someone sleeping next to you who is not just anyone but your legally married partner yet with no memory of how that had happened in just a few hours of going out the previous day? This is the story of Jason Haward and Julia Harrison, two strangers trapped in a marriage they never planned. The quest to find out why led to the unfolding of a mystery which made them realize they are both living a lie. To find out more, read this amazing story of love, betrayal, revenge and murder.
She thought she was the love of his life, and he became the love of her life that fateful day she had seen him at the pack's party. Selene Grace was only a replica of Alpha Leo's real mate, and when he spotted her, Leo immediately claimed her as his Luna in order to suppress the rumors of him being mateless. Being unable to conceive turns Selene's marriage into a nightmare, and as if that wasn't enough, Alpha Leo finally reunites with his long time lover and mate, rejecting a pregnant Selene as a result. 5 years later, Selene, a now successful doctor, receives an invitation to the moon shadow pack in order to rid the pack of a deadly disease which has struck it. Will Selene return back to the pack which had caused her so much pain, and what would she do when she realizes that she is mated to the Alpha who had betrayed her in the past?
“You need a bride, I need a groom. Why don’t we get married?” Both abandoned at the altar, Elyse decided to tie the knot with the disabled stranger from the venue next door. Pitying his state, she vowed to spoil him once they were married. Little did she know that he was actually a powerful tycoon. Jayden thought Elyse only married him for his money, and planned to divorce her when she was no longer of use to him. But after becoming her husband, he was faced with a new dilemma. “She keeps asking for a divorce, but I don’t want that! What should I do?”
Corinne devoted three years of her life to her boyfriend, only for it to all go to waste. He saw her as nothing more than a country bumpkin and left her at the altar to be with his true love. After getting jilted, Corinne reclaimed her identity as the granddaughter of the town’s richest man, inherited a billion-dollar fortune, and ultimately rose to the top. But her success attracted the envy of others, and people constantly tried to bring her down. As she dealt with these troublemakers one by one, Mr. Hopkins, notorious for his ruthlessness, stood by and cheered her on. “Way to go, honey!”