This section is from the book "Handbook Of Hardy Trees, Shrubs, And Herbaceous Plants", by W. Botting Hemsley. Also available from Amazon: Handbook of hardy trees, shrubs, and herbaceous plants.
This small genus is very near the last, differing mainly in the tube of the personate corolla being saccate, not spurred at the base, and the throat closed by the bearded palate. The species are found in the same regions. The name is a compound of avtl, in comparison, and plv, a snout, in allusion to the resemblance in the corolla to the face of an animal.
1. A. majus (fig. 186). Snap-dragon. - This familiar perennial has been so long in cultivation that it has escaped in numerous localities, and may now be found on old ruins, walls, chalk cliffs, railway banks, etc., and often in great profusion. The varieties in cultivation are numerous and handsome, including pure white, yellow, orange, rosy red, purple, and violet, and others striped or spotted in two or more colours. It is a native of the Mediterranean region.
Fig. 186. Antirrhinum majus. (1/3 nat. size.)
A. Orontium is an indigenous dwarf annual with small rosy-purple flowers remarkable for the long narrow sepals which exceed the corolla.