Pterospermum niveum Vidal

Pterospermum niveum is possibly conspecific with P. celebicum Miquel. The type of P. formosanum has not been seen but the type locality and protologue description strongly suggest that it belongs here.

The timber is valued commercially.

Trees, to 20 m tall. Branchlets yellow stellate tomentose when young and glabrescent. Stipules lanceolate, ca. 8 mm; petiole 0.5-1 cm, gray-yellow velutinous; leaf blade oblong or oblong-lanceolate, 12-18 × 3.5-7 cm, abaxially densely gray-yellow velutinous, adaxially yellow velutinous near base of petiole, basal veins 5, impressed adaxially and prominently raised abaxially, base obliquely cordate, margin entire, apex acuminate or caudate. Flowers solitary, 5-7 cm in diam. Sepals linear-lanceolate, ca. 4.5 × 0.4 cm, abaxially yellow-brown velutinous, adaxially villous. Petals white, obovate, ca. 3.5 × 1.1 cm, apex obtuse. Staminodes filiform. Ovary ovoid, densely tomentose; style glabrous; stigma 5-lobed. Capsule cylindrical, or cylindrical-ellipsoid, 8-10 × ca. 3 cm, glabrous, apex acute and beaked. Seeds 3-4 cm including wing, apex obtuse.

Lowland forests. S Taiwan [Philippines].

Pterospermum formosanum Matsumura.

Pterospermum niveum là một loài thực vật có hoa trong họ Cẩm quỳ. Loài này được Vidal miêu tả khoa học đầu tiên năm 1886.

台湾翅子树（学名：Pterospermum niveum），为梧桐科翅子树属下的一个种。