File:Adventures with animals and plants (1948) (17940103051).jpg

Title: Adventures with animals and plants
Identifier: adventureswithan00kroe (find matches)
Year: 1948 (1940s)
Authors: Kroeber, Elsbeth, 1882-; Wolff, Walter Harold, 1901-
Subjects: Biology
Publisher: Boston : D. C. Heath
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library

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88 The Livmg Thifigs of the Earth unit i
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Fig. 123 TP/W carrot. Another name is Qiteen Annes lace. This is a nieiiiber of the parsley family. (uRooKi.-i x hoianic garden) the daisies are gone. Related to it is the carrot which is raised as a vegetable, the many parsnips, both wild and cultivated, and celerv. Like the potato family, it also has its "black sheep," the poison hemlock, which yields a powerful poi- son. The ancient Greeks used a drink brewed from it to put Socrates to death. Of course, the poison hemlock is not at all closely related to the evergreen tree named hemlock. Tlie mint family. You have met some of the members of the large mint fam- ily: peppermint, spearmint, pennyroyal (sometimes used against mosquitoes), and sage. Some are used to lend flavor to food, but some species of this family lack (la\()r (ti- otior. Ihc flowers are for the most part small. Ihe'stems are four-sided. Plant families that have proved useful in various wavs. \\ hen Cohinibus Jainicd Fig. 124 The white floivers and red berries of the coffee tree. Each berry contains two coffee 'beans.' (American can co.) on the shores of South America he found the natives playing with a black ball that apparently moved and seemed alive. Several centuries later the substance of which the ball was made came into gen- eral use in Europe for "rubbing" out ink and pencil marks. That was the white man's first introduction to "rubber," as he soon learned to call it. Rubber is made from a milky liquid produced by numerous tropical trees belonging to many different families. It can be ob- tained from other plants also. I'^u" older than the rubber industry is the raising of cotton plants. The fruits, when ripe, burst open sho^\•ing a fluffy mass of white threads, w hich arc attached to the seeds. See I'igure ^ ^9, page 390. The cotton gin is used to separate the seeds from the "cotton." The seeds them- selves are squeezed to remove their valu-

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