Isoetes brevicula is a quillwort species native to Western Australia. It is a cormous, perennial, herb or (fern ally), to 1 cm (0.39 in) high, stock 3-lobed; leaves 4–8 mm (0.16–0.31 in) long; mature megaspores greyish white when dry. Submerged in rock pools on granitic outcrops.[1]

References

  1. ^ Isoetes brevicula J.Roy.Soc.Western Australia 67:34-35 (1984)