Canna Imperator.—Stems vigorous, very thick, green and downy, reddish below, 6½ ft. to over 8 ft. at the close of the season. Leaves half-opened, lance-shaped, light green, with prominent lateral nerve, 2 ft. 4 ins. long by 14 ins. wide. Flowers late, very effective, of a dazzling blood-red. Rootstocks conical, very short.
Canna iridiflora-hybrida.—Stems green, downy, somewhat reddish below, 6½ ft. to over 8 ft. high. Leaves green, very large. Flowers well-formed, very large, blood-red. Rootstocks small, with fibrous roots. Flowers to most advantage in a house, where it is really magnificent.
Canna iridiflora-rubra.—Stems brown, 3¼ ft. to nearly 5 ft. high. Leaves deep green shaded with dark red, and with a narrow dark purplish-red margin. Flowers large, purplish-red. This variety is not so tender as the preceding one.
Canna insignis.—Stems violet, downy, 3¼ ft. to nearly 5 ft. high. Leaves oval, extending horizontally, of a tender green, rayed and margined with purplish-red. Flowers few and small, of an orange-red. This variety is valuable for its fine foliage.
Canna Joseph-Auzende.—Stems green, 4½ ft. high. Leaves green and flaccid. Flowers deep carmine, of medium size. Rootstocks yellowish, small and conical. Not a very good variety.
Canna Jean Bart.—Rhizomes conical; stalks medium thickness, deep green, elongated. Flowers very large, deep purple; height 5½ ft. to 6 ft.
Canna Jean Vandael.—Rhizomes cylindrical, longish; stalks medium thickness, numerous, clear green. Leaves clear green, erect, elongated. Flowers large, well-formed, garnet-red; height 4 ft. to 4½ ft.
Canna Jussieu.—Stems green, from nearly 4 ft. to 4¼ ft. high. Leaves small, glaucous-green. Flowers citron, approaching a chamois-colour. Rootstocks conical cylindrical. (An inferior variety.)
Canna Krelagei discolor.—Stems very thick, from nearly 5 ft. to nearly 6 ft. high. Leaves broad and thick, dark-red, rayed with purplish-red. Flowers large, carmine-red, sometimes rayed with white, in handsome panicles. Rootstocks grey, conical.
Canna Liervalii.—Stems dark-red, 6½ ft. high. Leaves of the same colour, rayed with purple. Flowers orange-red. Rootstocks dark red, conical.