PlantaeDB Logo
Login Sign-up

Genus Asphodeline in Tribe Asphodeleae

In botanical taxonomy, a genus (plural genera) is a rank used to group closely related species within a family. In the hierarchy, genus sits below family and above species.

Genera are defined by shared morphological, anatomical, and genetic characteristics (for example, features of flowers, fruits, seeds, or leaves) that indicate a close evolutionary relationship among the species they contain.

Each genus can include one or more species. Examples include Rosa (roses) and Solanum (nightshades, including tomato and eggplant).

Do you wish to read more about plant taxonomy? Click here!

Genus Description

Suggest a correction!

Asphodeline (Authority: Rchb.) is a Mediterranean genus of herbaceous perennials in family Asphodelaceae, comprising approximately 16 species with the type species Asphodeline lutea (L.) Rchb. The genus ranges across the Mediterranean Basin from Spain and Morocco to Turkey and the Caucasus, occurring in open woodlands, rocky slopes, and maquis shrublands from sea level to 1800 meters elevation.

Diagnostic morphology distinguishes Asphodeline through its distinctive habit and inflorescence architecture. Plants typically form rosettes of linear, basal leaves with well-developed mucilage; the erect flowering stems bear small, scarious bracts and terminally arranged racemose inflorescences. Flowers possess six tepals arranged in two whorls, often yellow to orange with brownish veins, and contain six stamens with distinctive anthers. The superior ovary is trilocular with axile placentation, developing into a capsule containing numerous small seeds with characteristic dark, angular testa.

Species diversity concentrates in the Eastern Mediterranean, particularly Anatolia and the Levant, with several regional endemics including A. baeticica from the Iberian Peninsula and A. taurica from Turkey. Western populations in the Iberian Peninsula represent A. lutea sensu lato, while Anatolian taxa include both broad-leaved forms (A. tenuior) and narrow-leaved species (A. rigidifolia). The genus occupies open, sunny habitats with well-drained soils, frequently forming dense stands in disturbed sites and marginal agricultural areas.

Pollination primarily occurs through diurnal Lepidoptera with specialized proboscis lengths matching flower tube dimensions, while seed dispersal appears limited to gravity and occasional secondary dispersal by ants. Base chromosome number is x = 7, with documented polyploidy in several taxa.

Recent molecular phylogenetic studies have confirmed monophyly of Asphodeline within Asphodelaceae, though circumscription remains stable with minor re-alignments of species groups (Manning et al., 2017; Chase et al., 2009). No major alternative taxonomic treatments have gained acceptance in recent monographs.

The genus holds limited horticultural significance with A. lutea occasionally cultivated as an ornamental for its early spring flowering, while other species remain primarily of botanical interest. European populations appear stable despite habitat pressure from agriculture and urbanization, though continued monitoring of endemic taxa is warranted (POWO, 2024; WFO, 2024).

Pick a Species to see its components: