Canna metallica.—Resembles C. nigricans, and has never justified its name.

Canna macrophylla-zebrina.—Stems violet and downy, 4 ft. to over 5 ft. high. Leaves dark-red, rayed and striped with purple. Flowers red, with a perennially withered aspect. Rootstocks very small, conical, closely set round the tuft. This variety is very subject to diseases.

Canna metallicoides.—Stems violet, 5 ft. to 6½ ft. high. Leaves of medium size, dark-red striped with purple. Flowers medium size, light-red. Rootstocks small, with fibrous roots.

Canna nervosa.—Stems reddish, 3¼ ft. to 5 ft. high. Leaves deep green, rayed and margined with purple. Flowers small, blood-red. Rootstocks conical.

Canna nigricans.—Stems purplish-red, 4¼ ft. to over 8 ft. high. Leaves lance-shaped, acuminate, erect, of a coppery red, which exhibits a metallic gleam under sunshine. The old leaves lose their reddish tint, and assume a duller hue. They are 2½ ft. in length by 10 ins. or 12 ins. wide. Flowers few and late, of a sad, tawny-yellow colour. Rootstocks brownish, conical. Seldom seeds. One of the finest kinds.

Canna nana-superba.—Stems green, growing very closely together, and from 20 ins. to 32 ins. high. Leaves small, of a handsome green. Flowers large, badly formed, of a brick-red, becoming darker as they open. Rootstocks grey, small, conical (A very inferior variety.)

Canna nepalensis-grandiflora.—Has the same habit and foliage as the type (C. nepalensis), but is a dwarfer variety with better-shaped flowers of a sulphur-yellow, sometimes dotted with red.

Canna Oriflamme.—Rhizomes conical, stalks deep green. Leaves good size, elongated, acuminate, deep green lightly striped. Flowers very large, deep orange, in panicles which stand up considerably above the foliage. Height 5 ft. to 5½ ft.

Canna Pie IX.—Stems small, green, slightly reddish below, 3¼ ft. to 4 ft. high. Leaves small, of a pale glaucous-green, erect, lance-shaped, acuminate. Flowers large, light yellow with a deep orange claw, very numerous, in closely-crowded panicles. Rootstocks conical and cylindrical. Excellent for edgings.

Canna Parmentier.—Stems small, green, 4 ft. to 5 ft. high. Leaves glaucous-green, small. Flowers brownish-yellow. Rootstocks grey, conical and cylindrical. (An inferior variety.)