Disseminule: Fruit (referred to as an achene or seed unit) pictured with persistent floral parts
Description:
Achene appendages: Cavities, Spines
Achene Colour: BrownAchene Length: 4 - 7mm
Achene Sculpture: Enclosed in persistent hardened perianth, Scaberulous, ScallopedAchene Shape: Angulatet, 3 - spined or triangular in cross section
Perennial 50–80 cm high, stems slender, erect, with a few elongate leafless branches.