Dietes robinsoniana

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Dietes robinsoniana
Dietes robinsoniana HunterRBG.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Iridaceae
Genus: Dietes
Species:
D. robinsoniana
Binomial name
Dietes robinsoniana
Synonyms [1]

Dietes robinsoniana, the Lord Howe wedding lily, is found naturally only on Lord Howe Island, Australia. [2] It grows on cliff faces, often in exposed locations. It is also Found on forest margins and the tops of Mount Gower and Mount Lidgbird and behind the beaches on Lord Howe Island. It is one of the world's most intriguing and remarkable biogeographic disjunctions, with its nearest phylogenetic relatives occurring in Africa. [3]

The flowers are white with yellow markings near the centre. Dietes robinsoniana qtl1.jpg
The flowers are white with yellow markings near the centre.

This is the largest plant in the genus Dietes . It does not tolerate cold temperatures. [4] It is an uncommon plant, though it may be locally abundant in certain sites. Growing up to 1.5 metres (4 ft 11 in) tall, the leaves are sword-shaped or linear, 4 to 7 cm (1.6 to 2.8 in) wide. Flowering occurs from September to December. The flowers are white with yellow, lasting for one day only.

It produces flat triangular seeds in a roundish shaped capsule, 3 to 4 cm (1.2 to 1.6 in) long. The black seeds are around 10 mm long.

Dietes robinsoniana Dietes robinsoniana blanca.jpg
Dietes robinsoniana

References

  1. Kew World Checklist of Selected Plant Families
  2. "Dietes robinsoniana". PlantNET - NSW Flora Online.
  3. Peter Goldblatt (1981), "Systematics, Phylogeny and Evolution of Dietes (Iridaceae)", Annals of the Missouri Botanical Garden, 68 (1): 132–153, doi: 10.2307/2398817 , JSTOR   2398817 via BioStor
  4. Cundall. P., (2008) Native Plants:The definitive guide to Australian plants, Global Book Publishing Lane Cove, N.S.W, page 65, ISBN   978-1-74048-027-7