This page of the book is from "The New Student's Reference Work: Volume 3" by Chandler B. Beach, Frank Morton McMurry and others.

PEANUT
A—Plant with Root, Blossom and underground Nuts. 1—Blossom cut lengthwise. 2—Ripe Nut. 3—Nut cut lengthwise. 4—Seed. 5 and 6—Germ.