Horsfieldia ralunensis

Primary tabs

Horsfieldia ralunensis

Description

Tree 5-18 m. Leaves membranous, (oblong-)lanceolate, 30-60 by 7-11 cm, base nearly rounded or (short-)attenuate, apex long acute-acuminate, usually 1-2 cm caudate; Inflorescences with woolly hairs 1-1.5 mm long; Fruits 2-10 per infructescence, sub-ellipsoid, apex ± obtuse, base broadly rounded, 2.5-3 by 1.5-1.9 cm, with hairs 0.5 mm long, and with lenticel-like tubercles;

Distribution

Asia-Tropical, Gazelle Peninsula present, New Ireland present, Papua New Guinea present, W & E New Britain present
Malesia: Papua New Guinea (W & E New Britain, Gazelle Peninsula; New Ireland).

Taxonomy

Related to H. hellwigii, H. leptantha, and H. pulverulenta, the first also occurring in New Britain; H. ralunensis can be distinguished from H. hellwigii by the larger fruits, smaller and narrower male flowers (with a somewhat different androecium), and generally more elongate leaves.

Citation

W. J. de Wilde 1985 – In: Gard. Bull. Sing. p 143
K. Schum. & Lauterb. 1900: Fl. Schutzgeb. Südsee. p 324
Markgr. 1935 – In: Bot. Jahrb. Syst. p 150
K. Schum. 1898 – In: Notizbl. Bot. Gart. Berlin. p 117