''Hemerocallis middendorffii'', known as Amur daylily, is a plant
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
in the
subfamily
In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...
Hemerocallidoideae
Hemerocallidoideae is the a subfamily of flowering plants, part of the family Asphodelaceae ''sensu lato'' in the monocot order Asparagales according to the APG system of 2016. Earlier classification systems treated the group as a separate fam ...
of the
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
Asphodelaceae
Asphodelaceae is a family of flowering plants in the order Asparagales. Such a family has been recognized by most taxonomists, but the circumscription has varied widely. In its current circumscription in the APG IV system, it includes about 40 ...
of the
order Asparagales
Asparagales (asparagoid lilies) is an order (biology), order of plants in modern classification systems such as the Angiosperm Phylogeny Group (APG) and the Angiosperm Phylogeny Web. The order takes its name from the type (biology), type family ...
. It is native to the
Russian Far East
The Russian Far East (russian: Дальний Восток России, r=Dal'niy Vostok Rossii, p=ˈdalʲnʲɪj vɐˈstok rɐˈsʲiɪ) is a region in Northeast Asia. It is the easternmost part of Russia and the Asian continent; and is admini ...
, 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
Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials.
Definitions of "herb" and "herbaceous"
The fourth edition of t ...
perennial
A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...
with linear arching leaves to . Flower
scapes . 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.
Four varieties are recognized:
[
*''H. middendorffii'' var. ''middendorfii'': To . Flowers orange, odorless with elliptic to spathulate ]tepal
A tepal is one of the outer parts of a flower (collectively the perianth). The term is used when these parts cannot easily be classified as either sepals or petals. This may be because the parts of the perianth are undifferentiated (i.e. of very ...
s. Bract
In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...
s ovate, . 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: . Flowers yellow, fragrant with lanceolate tepals. Bracts ovate-lanceolate, . 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.
References
{{Taxonbar, from=Q1024069
middendorffii
Flora of Eastern Asia
Flora of Manchuria
Flora of the Russian Far East
Garden plants
Tubers
Edible plants