CLASS V. ORDER I.

PENTANDRIA MONOGYNIA. Five Chives. One Pointal.

GENERIC CHARACTER.

Calyx. Perianthium quinquefidum, persistens; laciniis obtusis, concavis.

Corolla. Monopetala, rotata, quinquepartita, laciniis sub-rotundis, ad quarum basin prominent tubercula quinque.

Stamina. Filamenta quinque brevia. Antheræ bipartitæ, oblongæ, erectæ, exteriori parte affixæ.

Pistillum. Germen ovatum. Stylus filiformis. Stigma simplex.

Pericarpuim. Capsula ovata-oblonga, utrinque longitudinaliter sulcata, unilocularis, apice quinquevalvi, valvularum marginibus involutis.

Semina numerosa, oblonga, scabra.

Empalement. Cup with five divisions, permanent; the segments blunt, and concave.