Glochidion harveyanum Domin var. harveyanum

Phyllanthaceae

Domin, K. (1928) Bibliotheca Botanica 89(4): 873.

Buttonwood; Harvey's Buttonwood; Pin Flower Tree

Bark often coarsely flaky.

Leaf blades about 6-15 x 3-7 cm. Midrib and main lateral veins raised on the upper surface. Leaf bearing twigs mainly glabrous.

Male flowers: Inflorescence without a peduncle and strictly axillary. Flowers without a disk. Female flowers: Flowers about 5 mm diam., pedicellate. Styles fused to form a +/- conical mass on the top of the ovary, but not projecting beyond the tepals.

Capsules about 10-lobed, about 12-14 mm diam., resembling a miniature Queensland Blue pumpkin (Cucurbita pepo).

Cotyledons elliptic to ovate, about 10 x 5-6 mm. At the tenth leaf stage: leaf blade obovate, apex acuminate or acute with a short mucro, base cuneate, glabrous, lateral veins about 5-8, forming loops inside the leaf blade margin; stipules elongate, triangular. Seed germination time 7 to 30 days.

Occurs in NEQ. Altitudinal range from near sea level to 1000 m. Usually found in drier rain forest or in gallery forest along creeks in eucalypt forest. Also occurs in New Guinea.

Produces a useful general purpose timber. Wood specific gravity 0.78. Cause et al. (1989).

Glochidion harveyanum Domin, Bibliotheca Botanica 89(4): 873(1928), Type: Nordost-Queensland: Regenwalder bei Harveys Creek (DOMIN I. 1910). Glochidion mindorense subsp. harveyanum (Domin) Airy Shaw, Kew Bulletin 27: 23(1972). Glochidion barronense Airy Shaw, Kew Bulletin 31: 343(1976), Type: QUEENSLAND. Cook district: State Forest Reserve 191, Barron, lat. 17 deg 20S., long. 145 deg 30 E., rain forest, alt. 762 m, 8 Dec. 1971.