After Nathaniel Wallich (1782–1854).
Dwarf to tall solitary or clustering palms. Trunks with persistent leaf bases and fibres and dying down when the lower flower clusters have matured fruit. Crownshaft absent. Leaves feather-shaped. Leaflets narrow to broad, with ragged or wavy margins, dark green above, whitish below. Leaf stalk well developed, spineless. Leaf sheath eventually disintegrating into black fibres. Flowers unisexual and both sexes usually on the same plant. Panicles arising among the leaves. Fruit with 1-2 seeds.
Hardy palms grown occasionally in warm areas. Some species grow naturally at high altitudes.
Fresh seed germinates erratically over 3-12 months.The seed contains caustic stinging crystals. Clustering species by division.
Trunks with persistent leaf bases and fibres; leaflets generally wedge-shaped with ragged margins.
NSW: Sydney (Royal Botanic Garden Sydney).
7 species from northern India, Burma, southern China and Thailand.
Source: (2005). Arecaceae. In: . Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.