From The Collaborative International Dictionary of English v.0.48 :
Tulipwood \Tu"lip*wood`\, n. The beautiful rose-colored striped wood of a Brazilian tree ({Physocalymna floribunda), much used by cabinetmakers for inlaying. [1913 Webster] Queensland tulipwood, the variegated wood of an Australian sapindaceous tree ({Harpullia pendula). --J. Smith (Dict. Econ. Plants). [1913 Webster]From WordNet (r) 3.0 (2006) :
tulipwood n 1: the variegated or showily striped ornamental wood of various tulipwood trees 2: light easily worked wood of a tulip tree; used for furniture and veneer [syn: tulipwood, true tulipwood, whitewood, white poplar, yellow poplar]