Arum gratum
Arum gratum Schott
Arum gratum is a tuberous herb in the Araceae family, native to Lebanon and Syria. It emerges in early winter from a discoid, vertical tuber. The plant features a terete petiole and a leaf-blade that is hastate-sagittate to oblong-hastate in shape. The inflorescence is sweet-smelling, with a spathe that is elliptic-ovate and has a clavate appendix. It is found in garigue, Cedrus woodland, and deciduous woodland habitats.
Description
Arum gratum, described by Schott in 1856, is a herbaceous plant in the Araceae family. It grows from a discoid, vertical tuber and produces a single leaf with a terete petiole 17.5–25 cm long. The leaf-blade is 9–18 cm long and 7–12 cm wide, with a hastate-sagittate to oblong-hastate shape and a subacute apex. The inflorescence is characterized by a spathe 12–18.5 cm long, with a ventricose tube and an elliptic-ovate limb. The spadix is shorter than the spathe-limb and has a clavate appendix. The plant is found in garigue, Cedrus woodland, and deciduous woodland in Lebanon and Syria.
Distribution
Lebanon-Syria
Synonyms
Arum melanopusArum orientale var. gratumArum orientale subsp. gratum
