. Agriculture for southern schools. minds us of the butter-flys body, and (3) a petal standing up straight and aloneon each side of the folded part. The leaves of common leguminous plants are com-pound, that is, made up ofseveral smaller parts calledleaflets (Fig. 55). The seedsare in pods that split alongboth edges when ripe. You will quickly see thatgarden peas, cowpeas, sweet-peas, locust trees, and someplants called weeds haveblossoms of this shape. Theclovers have very differentheads, more like the shapeof the end of a finger. Eachclover head is not a singleflower, however, but a massof d
. Agriculture for southern schools. minds us of the butter-flys body, and (3) a petal standing up straight and aloneon each side of the folded part. The leaves of common leguminous plants are com-pound, that is, made up ofseveral smaller parts calledleaflets (Fig. 55). The seedsare in pods that split alongboth edges when ripe. You will quickly see thatgarden peas, cowpeas, sweet-peas, locust trees, and someplants called weeds haveblossoms of this shape. Theclovers have very differentheads, more like the shapeof the end of a finger. Eachclover head is not a singleflower, however, but a massof dozens of tiny of the little flowershas the same general shape as the pea blossom. Plantson which the flowers are of this shape are found to makethe soil richer. These plants have bean-like pods (Fig. 59).Tubercles or nodules on the roots of legumes. — Care-fully dig up cowpea, clover, and other legumes withoutstripping off the smaller roots. Do you not find littleround or pear-shaped knots attached to the roots. This. Fig. 56.—TcBERCLEs on Roots ofCowpeas. (See also Fig. 65.) HOW TREES AND PLANTS IMPROVE THE LAND 8gis an indication that the plants are legumes and that they
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