Ivy (aerial roots).

Plant

Ivy (aerial roots).

A taproot.

Taproot

A taproot.

"Diagram to illustrate a root-hair (h) in the soil, and its relation to the soil-particles, the capillary film of water (w), and the air spaces (a); e, epidermal cell of the root, of which the root-hair is an out-growth, or branch." -Gager, 1916

Roots in Soil

"Diagram to illustrate a root-hair (h) in the soil, and its relation to the soil-particles, the capillary…

Fascicled roots.

Fascicled Roots

Fascicled roots.

Fibrous roots.

Fibrous Roots

Fibrous roots.

"Roots of the water-hyacinth (Eichornia crassipes Solms), showing removable root-caps; b, root-cap removed from c." -Gager, 1916

Water Hyacinth Roots

"Roots of the water-hyacinth (Eichornia crassipes Solms), showing removable root-caps; b, root-cap removed…