Copy 1

Georgical essays / [by Alexander Hunter and others; edited by A.H.

  • Alexander Hunter
Date:
1777
Catalogue details

Licence: Public Domain Mark

Credit: Georgical essays / [by Alexander Hunter and others; edited by A.H. Source: Wellcome Collection.

    53/560 page 41
    fe [ 45 ] carry their lobes: upward, and fpread them up- on ‘the furface, in the form of »broad leaves.» Thefe, though they perform: the office of, a, placenta, are properly feminal leaves ;—and to; this diftinétion'I fhall adhere, Plate 1. Fig. 1.. reprefents the body, or pla- centa, of a bean, with its:germ, radicle; :um- bilical chord, and ramifications,—.a. The germ. _ b. The body, or placenta,’ with the umbilical, — chord and ramifications. — ¢. The radicles > “Fig. 3. repréfents the placenta, or feed-leaves, of a turnip, with its radicle and'eerm.— a. The germ.— b. The placenta, or feed-leaves, ¢, The radicle, Fig. 4. reprefents the germ ofa grain of wheat, with its root and capfule, containing the milky juice for the nourifhment of the ‘ten: der plant.—a. The origin of the crown. _&. The pipe of communication between the firft roots and the crown.—c. The grain with its firft roots. To illuftrate the fubject of vegetation, let us: take a view of what happens to a bean, after it has been committed to the earth. In
    digitised image 1
    digitised image 2
    digitised image 3