Lapiedra Lag.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1980, Flora Europaea. Volume 5. Alismataceae to Orchidaceae (Monocotyledones), Cambridge: Cambridge University Press : 78

5. Lapiedra Lag. 1

Umbel of 4-9 flowers; spathe 2-valved. Flowers greenish-white, erect, stellate. Hypanthial tube and corona absent. Filaments as long as anthers or somewhat shorter. Capsule depressedglobose; perianth dry; seeds few.