Hosta sieboldiana

Not to be confused with Hosta sieboldii.

Hosta sieboldiana, Siebold's plantain lily, is a species of hosta native to Japan.^[2] A putative variety, Hosta sieboldiana var. elegans (called the giant blue hosta), has gained the Royal Horticultural Society's Award of Garden Merit, as has a putative variety of its synonym; Hosta fortunei var. aureomarginata, the gold-edged plantain lily.^[3][4] The cultivars 'Blue Angel', 'Blue Mammoth', and 'Olive Bailey Langdon' have also gained the RHS Award of Garden Merit.^[5][6][7]

Hosta sieboldiana
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Asparagales
Family:	Asparagaceae
Subfamily:	Agavoideae
Genus:	Hosta
Species:	H. sieboldiana
Binomial name
Hosta sieboldiana (Hook.) Engl.[1]
Synonyms[2]
List Funkia fortunei Baker Funkia glauca Siebold ex Miq. Funkia maculata Siebold ex Miq. Funkia sieboldiana Hook. Funkia sieboldii Lindl. Funkia univittata Siebold ex Miq. Hemerocallis sieboldiana G.Lodd. Hosta bella H.R.Wehrh. Hosta crassifolia Araki Hosta crispula F.Maek. Hosta cucullata (Witte) Koidz. Hosta elata Hyl. Hosta fluctuans F.Maek. Hosta fortunei (Baker) L.H.Bailey Hosta gigantea Koidz. Hosta glauca (Siebold ex Miq.) Stearn Hosta liliiflora (F.Maek.) Araki Hosta mira F.Maek. Hosta montana f. macrophylla W.G.Schmid Hosta montana f. ovatolancifolia (Araki) W.G.Schmid Hosta montana F.Maek. Hosta tokudama F.Maek. Niobe fortunei (Baker) Nash Niobe sieboldiana (Hook.) Nash Saussurea sieboldiana (Hook.) Kuntze

Varieties

Two varieties are accepted:^[2]

• Hosta sieboldiana var. glabra N.Fujita
• Hosta sieboldiana var. sieboldiana