Pogostemon stellatus




Family Lamiaceae (alt. Labiatae)
Subfamily Pogostemonoideae
Scientific name Pogostemon stellatus (Loureiro) Kuntze
Synonyms Dysophylla benthamiana Hance; Dysophylla benthamiana Hance var. hainanensis C. Y. Wu & Hsuan; Dysophylla benthamiana Hance var. intermedia C. Y. Wu & Hsuan; Dysophylla esquirolii H. Léveillé; D. japonica Miquel; Dysophylla japonica Miquel; Dysophylla stellata (Loureiro) Bentham; Dysophylla stellata (Loureiro) Bentham var. hainanensis (C. Y. Wu & Hsuan) C. Y. Wu & H. W. Li; Dysophylla stellata (Loureiro) Bentham var. intermedia (C. Y. Wu & Hsuan) C. Y. Wu & H. W. Li; Dysophylla verticillata (Roxburgh) Bentham; Eusteralis pumila Rafinesque-Schmaltz; Eusteralis stellata (Loureiro) Panigrahi & Murata; Mentha stellata Loureiro; Mentha verticillata Roxburgh; Pogostemon benthamianus Kuntze; Pogostemon verticillatus Miquel
Common name (Japanese common name) mizu-neko-no-o (ミズネコノオ, 水猫尾 [meaning: water cats tail])
(English common name) Australian hygro
Distribution (Japan) Honshu, Shikoku, Kyushu
(Other nations) Korea, China, Taiwan, Vietnam, Thailand, Cambodia, Laos, Malaysia, Indonesia, Australia, Bangladesh, Bhutan, India
Habitat Swamp, rice paddy
Chromosomal number unknown
Description Plants 15-50cm tall. Leaves 4-6 veriticillate, leaflets each 2-6cm long, 2-4mm wide. Flowers inflorescences ca. 2-5cm long, calyxs 1.5mm long, white corollas ca. 2mm long, flowering in August to October. Fruits ca. 0.6mm long. Annual plants.
Reference Dysophylla stellata (Loureiro) Bentham
5-Hydroxy indazole derivatives for treating glaucoma (US Patent 7005443/2006)
Note Rare species.



September 2005
at Ushiku Forest Park
October 2006
at rice paddy
October 2006
at rice paddy