Insectivorous Plants

Insectivorous Plants

By

0
(0 Reviews)
Insectivorous Plants by Charles Darwin

Published:

1875

Pages:

377

Downloads:

2,268

Share This

Insectivorous Plants

By

0
(0 Reviews)

Book Excerpt

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

More books by Charles Darwin

(view all)
Becki Willis - Christmas Crimes in a Small Community
FEATURED AUTHOR - As an avid reader herself, Becki Willis likes to write about believable characters in believable situations. Many of her books stem from personal experiences. (No worries; she's never actually murdered anyone.) She's won several awards, but the real compliments come from her readers. Becki loves spending time with her family, unraveling a good mystery, traveling, dark chocolate, and strong coffee.  As our Author of the Day, Willis tells us all about her book, Christmas in The Sisters.