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Family ALSTROEMERIACEAE

Synonyms: Luzuriagaceae APNI*

Description: Erect or twining herbs, rhizomatous.

Leaves alternate, linear to lanceolate, sessile, base narrowed but not sheathing, lamina usually twisted so that the lower side is turned upwards, with numerous longitudinal veins; stipules absent.

Inflorescence axillary or terminal, pedunculate, flowers solitary or few to several in cymes and generally umbel-like. Flowers actinomorphic or slightly zygomorphic, 3-merous, bisexual. Tepals 6 (rarely 8 in Drymophila in 2 whorls, mostly free, ± similar to conspicuously dissimilar. Stamens usually 6; filaments free; anthers introrse, pseudo-basifixed, dehiscing by longitudinal slits. Septal nectaries present. Ovary usually inferior (superior in Drymophila), 3-locular or rarely 1-locular; ovules numerous per loculus; style single; stigma 3-branched.

Fruit a capsule (rarely a berry), generally loculicidal; seeds numerous, arillate.


Habit
Photo Karen L Wilson

Distribution and occurrence: World: 4 genera, c. 250 species, southern & C America. Australia: 1 genus, 2 species (naturalized), N.S.W., Qld, Vic., SA, WA

External links:
Angiosperm Phylogeny Website (Family: Alstroemeriaceae, Order: Liliales)
Wikipedia

Text by G. J. Harden (1993); edited K.L. Wilson (Feb 2017); edited R.L. Barrett (July 2022)
Taxon concept:

Taxa not yet included in identification key
Alstroemeria,    Drymophila


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