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Insectivorous Plants
     

Insectivorous Plants

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by Charles Darwin
 

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ner than other insects. The largest kind which I have seen caught was a small butterfly (Caenonympha pamphilus); but the Rev. H.M. Wilkinson informs me that he found a large living dragon-fly with its body firmly held by two leaves. As this plant is extremely common in some districts, the number of insects thus annually slaughtered must be prodigious. Many plants

Overview

ner than other insects. The largest kind which I have seen caught was a small butterfly (Caenonympha pamphilus); but the Rev. H.M. Wilkinson informs me that he found a large living dragon-fly with its body firmly held by two leaves. As this plant is extremely common in some districts, the number of insects thus annually slaughtered must be prodigious. Many plants cause the death of insects, for instance the sticky buds of the horse-chestnut (Aesculus hippocastanum), without thereby receiving, as far as we can perceive, any advantage; but it was soon evident that Drosera was [page 3] excellently adapted for the special purpose of catching insects, so that the subject seemed well worthy of investigation.

The results have proved highly remarkable; the more important ones being--firstly, the extraordinary

FIG. 1.* (Drosera rotundifolia.) Leaf viewed from above; enlarged four times.

sensitiveness of the glands to slight pressure and to minute doses of certain nitrogenous fluids, as shown by the movements

Product Details

BN ID:
2940021306331
Publisher:
New York, D. Appleton and Company
Sold by:
Barnes & Noble
Format:
NOOK Book
File size:
944 KB

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Meet the Author

Brief Biography

Date of Birth:
February 12, 1809
Date of Death:
April 19, 1882
Place of Birth:
Shrewsbury, England
Place of Death:
London, England
Education:
B.A. in Theology, Christ¿s College, Cambridge University, 1831

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Insectivorous Plants 5 out of 5 based on 0 ratings. 2 reviews.
Anonymous More than 1 year ago
ORPHAN KIT SEE MAIN CHAT
Anonymous More than 1 year ago
Do u want to be put in a paper? To advertize?