ESSENTIAL GENERIC CHARACTER.

Calyx 5-partitus. Petala concava. Receptaculum punctis melliferis decem cinctum. Capsula lobata.

Empalement 5-parted. Petals concave. Receptacle beset with ten honey-bearing points. Capsule lobed.

SPECIFIC CHARACTER.

Ruta foliis simplicibus, lanceolatis, glabris: filamentis ciliatis: caule simplici, herbaceo.

Habitat in Hispania.

Ruta linifolia. Willd. Sp. Pl.

Rue with simple leaves, lance-shaped and smooth: threads ciliated. Stem simple and herbaceous.

Native of Spain.

REFERENCE TO THE PLATE.