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Genus: Penstemon

Life > eukaryotes > Archaeoplastida > Chloroplastida > Charophyta > Streptophytina > Plantae (land plants) > Tracheophyta (vascular plants) > Euphyllophyta > Lignophyta (woody plants) > Spermatophyta (seed plants) > Angiospermae (flowering plants) > Eudicotyledons > Core Eudicots > Asterids > Euasterid I > Order: Lamiales > Family: Plantaginaceae

Eleven species cultivated. 

Species cultivated in southern Africa

List from Glen (2002).

Penstemon barbatus

Native to the USA.

 

Penstemon cobaea

Native to the USA.

 

Penstemon cordifolius

Native to California, USA.

 

Penstemon digitalis

Native to the USA.

 

Penstemon grandiflorus

Native to the USA.

 

Penstemon hirsutus

Native to eastern USA and Canada.

 

Penstemon laevigatus

Native to the USA.

 

Penstemon pallidus

Native to eastern USA.

 

Penstemon serrulatus

Native to north-western USA and Canada.

 

Penstemon speciosus

Native to western USA.

 

Penstemon strictus

Native to USA.

 

 


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