Darlingtonia californica Torr.

Cobra Lily

Leaf pitchers in upright, pale green rosettes, tubular, to 60 cm or more long, enlarging upwards. The terminal hood of the pitcher is translucent, spotted, open below and with a forked appendage. Flower stems with bracts. Flowers solitary, nodding, sepals yellow-green with purple lines. Petals dark purple and shorter than the sepals; spring to summer. Capsule ovoid to 5 cm wide.

N California and SW Oregon

Source: Clayton, C.; Spencer, R. (1997). Sarraceniaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Asteranae
order      Ericales
family       Sarraceniaceae
genus        Darlingtonia Torr.