1. Làrix Americàna, Michx. (American Larch. Tamarack or Hackmatack.) Leaves less than 1 in. long, thread-like, linear, slender, light bluish-green. Cones ½ to ¾ in. long, ovoid, of a reddish color. A tree of large size, 50 to 100 ft. high, growing wild in all the northern portion of our region, and frequent in cultivation, although not quite so fine a tree as Larix Europæa.
L. Europæ̀a.
2. Lárix Europæ̀a, DC. (European Larch.) Leaves 1 in. long, linear, obtuse, flat, soft, numerous, and bright green in color. Cones sometimes more than 1 in. long, with oval, erect, very persistent scales. A beautiful tree with horizontal branches and drooping branchlets; abundant in cultivation.
Var. pendula has long, pendent branches, and forms a very fine weeping tree.
L. Leptolépsis.
3. Làrix Leptolépsis, Gordon. (Japan Larch.) Leaves 1 to 1½ in. long, slender, pale green. Cones 1-1/3 in. long, and half as wide, of about 60 scales, reflexed at the margin, pale brown in color; bracts lanceolate, acute, entire, thin, one half the length of the scales; seeds obovate, compressed, with long, obtuse, thin wings. A small tree from northern Japan, where it grows 40 ft. high. It is a handsome, erect-growing tree, with slender, smooth, ash-colored branches, and rather rigid, spreading branchlets.
L. Kæ̀mpferi