Roscoea cautleioides Sm.

Herb to about 30 cm or more tall. Leaves 1-4, stalkless, to 15 cm long, 2.5 cm wide. First bract tubular. Flower clusters of 2-5 yellow flowers, each to nearly 10 cm long in a stalked spike, lip bent back; spring.


Source: Spencer, R. (2005). Zingiberaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Lilianae
order      Zingiberales
family       Zingiberaceae
genus        Roscoea Sm.