Biology:Hemerocallis middendorffii

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Short description: Species of flowering plant

Hemerocallis middendorffii
Liliowiec Middendorfa Hemerocallis middendorffii.jpg
Hemerocallis middendorffii var. middendorffii
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Asphodelaceae
Subfamily: Hemerocallidoideae
Genus: Hemerocallis
Species:
H. middendorffii
Binomial name
Hemerocallis middendorffii
Trautv. & C.A.Mey.[1]

Hemerocallis middendorffii, known as Amur daylily,[2] is a plant species in the subfamily Hemerocallidoideae of the family Asphodelaceae of the order Asparagales. It is native to the Russian Far East, northwest China, Korea, and Japan. It grows in meadows, mountain slopes, open woods, and scrub. It is cultivated in Asia for its edible flowers.

Description

Herbaceous perennial with linear arching leaves to 60 cm (24 in). Flower scapes 20–90 cm (8–35 in). Flowers 5–6, golden yellow to clear orange, large in a terminal head. Flowers in July for 2–3 weeks and often reblooms in September.[3]

Four varieties are recognized:[1]

  • H. middendorffii var. middendorfii: To 90 cm (35 in). Flowers orange, odorless with elliptic to spathulate tepals. Bracts ovate, 2–2.5 cm (34–1 in). The range of the species.
  • H. middendorffii var. esculenta (Koidz.) Ohwi: Japan
  • H. middendorffii var. exaltata (Stout) M.Hotta: Japan
  • H. middendorffii var. longibracteata Xiong: 20–35 cm (8–14 in). Flowers yellow, fragrant with lanceolate tepals. Bracts ovate-lanceolate, 3–6 cm (1 142 14 in). Endemic to China.

Cultivation

Easily cultivated on moist soil in a sunny site, but can tolerate poor soil and partial shade. Propagated by division and by seed. Takes 2–3 years to flower from seed.[4]

Plants prefer a neutral to slightly acid soil and will suffer in very acid or alkaline soils. Generally free from pests and diseases. Hardy to USDA zone 4.

References

  1. 1.0 1.1 "Hemerocallis middendorffii Trautv. & C.A.Mey.". Plants of the World Online. Royal Botanic Gardens, Kew. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:536353-1. Retrieved 2020-01-16. 
  2. "Hemerocallis middendorffii". Natural Resources Conservation Service PLANTS Database. USDA. https://plants.usda.gov/core/profile?symbol=HEMI18. Retrieved 14 May 2015. 
  3. Chen, Xinqi; Noguchi, Junko, "Hemerocallis middendorffii", Flora of China, http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=240001298, retrieved 29 December 2014 
  4. Shulkina, Tatyana, "Hemerocallis middendorffii", Ornamental Plants from Russia and Adjacent States of the Former Soviet Union, http://www.efloras.org/florataxon.aspx?flora_id=120&taxon_id=200027680 

Wikidata ☰ Q1024069 entry