Adenostyles

Adenostyles is a genus of flowering plants in the sunflower family Asteraceae, and of the tribe Senecioneae. It was described as a genus in 1816.^[1][2] Adenostyles occur in the temperate climates of the northern hemisphere, mainly in Europe and Asia Minor.^[3][4]

Adenostyles
Adenostyles leucophylla
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Subfamily:	Asteroideae
Tribe:	Senecioneae
Genus:	Adenostyles Cass. 1816 not Benth. & Hook.f. 1883 (Orchidaceae)

Adenostyles includes species that were considered to belong to the genus Cacalia.^[5] The term was used in 1883 for a genus of Orchidaceae.^[6]

Species

As of July 2020^[update], Plants of the World online has 6 accepted species:^[7][8][9]

• Adenostyles alliariae (Gouan) Kern. - Southern, Central and Eastern Europe
• Adenostyles alpina (L.) Bluff & Fingerh. - Central Europe
• Adenostyles australis (Ten.) Iamonico & Pignatti
• Adenostyles briquetii Gamisans - Corsica
• Adenostyles dubia Rchb.f.
• Adenostyles intermedia Hegetschw.
• Adenostyles leucophylla Rchb - Alps

Selected hybrids include:

• Adenostyles × canescens Sennholz
• Adenostyles × eginensis Lagger ex Braun

Selected synonyms include:

• Adenostyles macrophylla (M.Bieb.) Czerep. — synonym of Caucasalia macrophylla (M.Bieb.) B.Nord.
• Adenostyles platyphylloides (Sommier & Levier) Czerep. — synonym of Caucasalia pontica (K.Koch) Greuter
• Adenostyles rhombifolia (Willd.) Pimenov — synonym of Caucasalia macrophylla (M.Bieb.) B.Nord.
• Adenostyles similiflorus (Kolak.) Konechn. — synonym of Caucasalia similiflora (Kolak.) B.Nord.