This edition had all images removed.

Title: Species and Varieties, Their Origin by Mutation

Note: Reading ease score: 57.2 (10th to 12th grade). Somewhat difficult to read.

Credits: Produced by Dave Gowan

Summary: "Species and Varieties, Their Origin by Mutation" by Hugo de Vries is a scientific publication written in the early 20th century. The book presents lectures focused on the theory of mutation as a key mechanism for the origin of species and varieties, challenging the slow change model proposed by Darwin and others. De Vries argues for sudden mutations that generate new species, suggesting that the processes underlying species formation can be experimentally investigated, particularly in agricultural and horticultural contexts. The opening of the work introduces the premise of mutation theory, highlighting how it diverges from traditional evolutionary thought. De Vries outlines his intention to demonstrate that new species and varieties arise suddenly, rather than through gradual changes, and he emphasizes the importance of empirical research and controlled experiments in this context. He also critiques the limitations of existing theories of descent, particularly Darwin's reliance on gradualism, by insisting that the experimental observation of mutative processes offers a more fruitful approach for understanding evolutionary biology. The author sets the stage for further explorations into specific examples, methodologies, and implications of his findings throughout the rest of the lectures. (This is an automatically generated summary.)

Author: Vries, Hugo de, 1848-1935

Editor: MacDougal, Daniel Trembly, 1865-1958

EBook No.: 7234

Published: Jan 1, 2005

Downloads: 126

Language: English

Subject: Evolution (Biology)

Subject: Plants -- Variation

Subject: Plant mutation

Subject: Plant hybridization

Subject: Plants -- Evolution

LoCC: Science: Natural history

LoCC: Science: Botany

Category: Text

Rights: Public domain in the USA.

This edition has images.

Title: Species and Varieties, Their Origin by Mutation

Note: Reading ease score: 57.2 (10th to 12th grade). Somewhat difficult to read.

Credits: Produced by Dave Gowan

Summary: "Species and Varieties, Their Origin by Mutation" by Hugo de Vries is a scientific publication written in the early 20th century. The book presents lectures focused on the theory of mutation as a key mechanism for the origin of species and varieties, challenging the slow change model proposed by Darwin and others. De Vries argues for sudden mutations that generate new species, suggesting that the processes underlying species formation can be experimentally investigated, particularly in agricultural and horticultural contexts. The opening of the work introduces the premise of mutation theory, highlighting how it diverges from traditional evolutionary thought. De Vries outlines his intention to demonstrate that new species and varieties arise suddenly, rather than through gradual changes, and he emphasizes the importance of empirical research and controlled experiments in this context. He also critiques the limitations of existing theories of descent, particularly Darwin's reliance on gradualism, by insisting that the experimental observation of mutative processes offers a more fruitful approach for understanding evolutionary biology. The author sets the stage for further explorations into specific examples, methodologies, and implications of his findings throughout the rest of the lectures. (This is an automatically generated summary.)

Author: Vries, Hugo de, 1848-1935

Editor: MacDougal, Daniel Trembly, 1865-1958

EBook No.: 7234

Published: Jan 1, 2005

Downloads: 126

Language: English

Subject: Evolution (Biology)

Subject: Plants -- Variation

Subject: Plant mutation

Subject: Plant hybridization

Subject: Plants -- Evolution

LoCC: Science: Natural history

LoCC: Science: Botany

Category: Text

Rights: Public domain in the USA.