Sarracenia flava L., Sp. Pl. 510 1753. (syn: Sarracenia gronovii Wood; Sarracenia atropurpurea Hort. Bull.; Sarracenia flava f. viridescens S. Mc Pherson & D. E. Schnell; Sarracenia atrosanguinea Hort. Bull ex André; Sarracenia fildesi Hort. ex G. Nicholson; Sarracenia rugelii Shuttlew. ex A. DC.; Sarracenia heterophylla Elliott ex Steud.);
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Flora-australia-52: Insectivorus plant-4 for id pl.
Location-Mount Tomah Botanical Park in NSW>
The flower looks like Sarracenia flava but the pitchers are missing !!
Does look like Sarracenia flava in which after summer, leaves are not present.
There is one more option btw, Sarracenia alata!! But cant confirm.
S. flava looks good match
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References: POWO Catalogue of Life The Plant List Ver.1.1 Travaldo
