It is a shrub growing to 1.5 m in height. The alternate, aromatic, heart-shaped leaves are usually 80–110 mm long and 80–110 mm wide. The tiny, apetalous flowers, borne on separate male and female inflorescences, appear from July to September. The small, fleshy, orange fruits, 12–14 mm long and sweet when ripe, are produced in December and January.[1][2]
^ abc"Macropiper excelsum subsp. psittacorum". Flora of Australia Online: Data derived from Flora of Australia Volume 49 (1994). Australian Biological Resources Study (ABRS). Retrieved 2014-02-27.
^ abHutton, Ian (1998). The Australian Geographic Book of Lord Howe Island. Sydney: Australian Geographic. p. 143. ISBN978-1-876276-27-0.