In the centre of the star are six yellow stamens forming a tube which does not turn orange-red with age.

It is also similar to C. obtusa except that there is a sharp point on the leaf tips, also possessed by most other members of the genus.

[2] The specific epithet (palustris) is derived from the Latin palustria, "swampy", referring to the unusual habitat preference for this species.

[1][3] This species of tinsel lily is uncommon and found in only two, separate areas of the south-west of Western Australia 70 kilometres apart between Cervantes and Coorow.

[1] Calectasia palustris is classified as "Priority Two" by the Western Australian government department of parks and wildlife[4] meaning that it is poorly known and known from only one or a few locations.