Nectaria quinque, obcordata, pedicellata, germen cingentia, calyce breviora.
Stamina. Filamenta quinque, capillaria, nectario infidentia, calyce breviora. Antheræ oblongæ, acuminatæ, erectæ.
Pistillum. Germen subpedicellatum, obovatum, quinquangulum. Styli quinque, setacei, erecti, longitudine petalorum. Stigmata simplicia.
Pericarpium. Capsula ovata, quinquelocularis, quinquevalvis.
Semina nonnulla, reniformia.
Empalement. Cup one leaf, five-cleft, bell-shaped; the teeth awl-shaped, and longer; remaining.
Blossom. Five petals, heart-shaped, oblong, spreading, twice the length of the cup.
Honey-cups five, inversely heart-shaped, having little foot-stalks, embracing the seed-bud, shorter than the cup.
Chives. Five threads, hair like, sitting on the honey-cups, shorter than the cup. Tips oblong, tapered to a point, and upright.
Pointal. Seed-bud supported on a very short foot-stalk, inversely egg-shaped, five-angled. Shafts five, like bristles, upright, the length of the petals. Summits simple.