Sp. Pl. 1: 535. 1753.


Gen. Pl. ed. 5 239. 1754.

Etymology: Greek lirion, lily, and dendron, tree
Synonyms: Tulipifera Miller
Treatment appears in FNA Volume 3.

Trees, deciduous. Pith diaphragmed. Leaves distinctly alternate, n terminal whorl; stipules tardily deciduous on summer shoots, free. Leaf blade evenly (2-)4-6(-10)-lobed, base rounded to shallowly cordate or truncate, apex broadly truncate or notched; surfaces abaxially glaucous, adaxially lustrous, smooth. Flowers protogynous, appearing with the leaves; tepals (7-)9, petaloid, tip recurved, greenish yellow with feathered orange band or blotch near base, outermost tepals sepaloid, reflexed, green; stamens on short torus, tardily deciduous, whorled; filaments 1/3-1/2 length of extrorse anthers. Samaras deciduous, indehiscent, in elongate, spindle-shaped, dry cone. Seeds adherent to dry endocarp. x=19.


North America, e Asia.


Species 2 (1 in the flora).