Eulophia graminea

Family	Orchidaceae
Subfamily	Epidendroideae
Tribe	Cymbidieae
Subtribe	Eulophiinae
Scientific name	Eulophia graminea Lindley
Synonyms	Eulophia decipiens Kurz; Eulophia graminea Lindley var. kitamurai (Masamune) S. S. Ying; Eulophia gusukumai Masamune; Eulophia inconspicua Griffith; Eulophia ramosa Hayata; Eulophia sinensis Miquel; Eulophia ucbii Malhotra & Balodi; Graphorchis decipiens (Kurz) Kuntze; Graphorchis graminea (Lindley) Kuntze; Graphorchis inconspicua (Griffith) Kuntze
Common name	(Japanese common name) okinawa imo-ne yagara (オキナワイモネヤガラ, 沖縄芋根矢柄 [meaning: Okinawa potato roots arrow handle]), eda-uchi imo-ne yagara (エダウチイモネヤガラ, 枝打芋根矢柄 [meaning: non-branch potato roots arrow handle]), eda-uchi yagara (エダウチヤガラ, 枝打矢柄 [meaning: non-branch arrow handle])
	(English common name) none
Distribution	(Japan) Okinawa
	(Other nations) China, Taiwan, Phillipines, Vietnam, Laos, Cambodia, Thailand, Malaysia, Indonesia, Singapore, Myanmar, Nepal, Bangladesh, India, Sri Lanka, Pakistan
Habitat	Seaside field, beach
Chromosomal number	2n=56
Description	Bulbs 4cm long, 4cm wide. Leaves 5-30cm long (winter green). Flowers green or brown sepals 1.2cm long, white lips 1.2cm long, spurs 3mm long, inflorescences 40cm long, flowering in March to April. Terrestrial. Perennial plants.
Reference	Eulophia graminea Lindl.
	Eulophia graminea Lindl.
	Eulophia graminea Lindl.
	Eulophia graminea Lindl. 1833
	Eulophia graminea
	Eulophia graminea
DNA information	Eulophia graminea
Note	Rare species in Japan, but invasive plants in Pacific Islands and Australia.
	Although every Japanese botanical scientist may believe that Eulophia graminea is native to Japan, I guess that Eulophia graminea in Japan (Okinawa) might be a naturalized plant introduced from Taiwan.

July 2009 at my home	July 2009 at my home	July 2009 at my home

July 2009 at my home

August 2009 at my home

late October 2009 at my home	January 2010 at my home