Australian Tropical Rainforest Plants - Online edition
Thespesia populnea (L.) Sol. ex Correa
Correa da Serra, J.F. (1807) Annales du Museum National d'Histoire Naturelle 8: 290. Lectotype: "Ceylon, Herb. Hermann, Vol. IV, fol. 34, Linn. n. 258 (lectotype: BM)."
Tulip Tree; Indian Tulip Tree; Portia Tree; Pacific Rosewood
Shrub or tree to 12 m. Blaze finely layered.
Flowers large, solitary in the leaf axils, pedicels about 2.5-10 cm long. Epicalyx segments 3, often present in more mature buds and occasionally in flowers. Calyx +/- cupular with minute teeth, but spreading as the flower develops. Corolla large, about 6-7 cm long, mainly yellow (red towards the base) but turning pink or red throughout following anthesis. Stamens fused to form a central column, anthers horseshoe-shaped. Ovules 4 per locule.
Cotyledons transversely elliptic, about 19-27 x 31-47 mm, 5-veined, numerous dark red glands visible with a lens. At the tenth leaf stage: leaves cordate, apex acuminate, base cordate, leaf blade glabrous with a few reddish scales on the upper surface; numerous oil glands visible with a lens; petiole, stem and terminal bud clothed in round or stellate reddish scales; stipules linear, about 2 mm long. Seed germination time 46 days.
Occurs in CYP, NEQ and CEQ. Altitudinal range very small, at or slightly above sea level. Grows in beach forest, gallery forest (particularly on banks of tidal streams) and on beaches. Also throughout the tropics.
Hibiscus populneus L., Species Plantarum 2: 694 (1753), Lectotype: "Ceylon, Herb. Hermann, Vol. IV, fol. 34, Linn. n. 258 (lectotype: BM)."