Description: Perennial herbs, roots with stalked or sessile tubers.
Leaves radical, linear, flat, often withering early; leaf fibres from previous seasons often present.
Inflorescence racemose or paniculate, scapose; flowers usually 1–9 per node, sometimes secund; pedicels spreading to nodding, usually articulate. Tepals free, rotate to reflexed, not twisting after flowering, pale blue, purple or white; outer tepals narrow, 3–5-veined; inner tepals elliptic to circular. Stamens 6; filaments hirsute; anthers introrse to latrorse, dehiscing by longitudinal slits. Ovules 1–5 per loculus; style simple.
Fruit a capsule, sometimes enclosed by perianth; seeds globose to angular, black.
Distribution and occurrence: World: 11 species, Australia, New Zealand & New Caledonia, Madagascar. Australia: 7 species (endemic), all states except N.T.
Text by J. G. Conran, S. McCune & D. W. Hardin
| ||Key to the species|| |
|1||Flowers 2 or more per node||2|
|Flowers 1 per node||Arthropodium minus|
|2||Inner tepals fimbriate||Arthropodium sp. A sensu Harden (1993)|
|Inner tepals not fimbriate|
Back to 1
|3||Filament hairs purple, leaves glaucose||Arthropodium milleflorum|
|Filament hairs white, leaves not glaucous|
Back to 2
|Arthropodium sp. B sensu Harden (1993)|