Greene, Pitionia 2:192 (1891).
Derivation: Greek opsis, resemblance, and Lilaea, the name of a genus in Scheuchzeriaceae with grass-like leaves, commemorating the French botanist A. R. Delile.
Synonymy: Not Applicable
Common name: None
Small glabrous perennial herbs with long creeping rhizomes; leaves erect from the nodes of the rhizomes, reduced to fistulose phyllodes with transverse septa.
Peduncles slender, rising from the nodes; umbels simple, few-flowered; involucral bracts few, minute; pedicels slender, ascending to reflexed; flowers small; sepals minute; petals white, orbicular, with an acute inflexed apex, concave; styles very short; stylopodium depressed or absent.
Fruit slightly compressed laterally, globose or ovoid; carpophore absent; mericarps with dorsal and intermediate ribs more or less conspicuous and lateral ribs next to the commissure broad, thick, obtuse, corky; vittae usually solitary in the intervals, 2 on the commissure.
13 species in Australia, Tas., New Zealand and North and South America. (A. W. Hill (1927) J. Linn. Soc. Bot. 47:525-551; J. M. Affolter (1985) A monograph of the genus Lilaeopsis (Umbelliferae). Syst. Bot. Monogr. 6.)
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