Common name: Obedient Plant
Physostegia virginiana Benth. APNI*
Description: Rhizomatous herb with erect quadrangular stem 0.9–1.2 m high.
Leaves sessile; lamina mid-green, narrowly elliptic to almost strap-like, 90–120 mm long, 10–15 mm wide; base gradually tapered; margin toothed (teeth 1–2 mm long, directed forward); apex acuminate.
Inflorescences somewhat spike-like, occurring amongst distal leaves; flowers with calyx c. 8 mm long, green, 5-lobed; corolla mauve, 20–25 mm long.
Flowering: Summer flowering
Distribution and occurrence: NSW: NC, CC, NT. Native of North America
Garden escape that has become naturalised.
NSW subdivisions: *NC, *CC, *SC, *NT
Known as Obedient Plant or False Dragonhead, this is a herbaceous perennial plant that is frequently cultivated, typically spreading by rhizomes.
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.