This page provides a complete list of taxa that have images. Use the controls below to browse and search for images by family, genus, or species.

Penstemon acuminatus

Penstemon alamosensis

Penstemon albertinus

Penstemon albidus

Penstemon albomarginatus

Penstemon ambiguus

Penstemon anguineus

Penstemon angustifolius

Penstemon arenicola

Penstemon aridus

Penstemon arkansanus

Penstemon auriberbis

Penstemon australis

Penstemon azureus

Penstemon baccharifolius

Penstemon barbatus

Penstemon barrettiae

Penstemon bicolor

Penstemon bracteatus

Penstemon brevisepalus

Penstemon buckleyi

Penstemon calcareus

Penstemon californicus

Penstemon calycosus

Penstemon campanulatus

Penstemon canescens

Penstemon cardinalis

Penstemon cardwellii

Penstemon carnosus

Penstemon cinicola

Penstemon clevelandii

Penstemon clutei

Penstemon cobaea

Penstemon comarrhenus

Penstemon concinnus

Penstemon confertus

Penstemon confusus

Penstemon cyananthus

Penstemon cyaneus

Penstemon dasyphyllus

Penstemon davidsonii

Penstemon debilis

Penstemon degeneri

Penstemon deustus

Penstemon dolius

Penstemon duchesnensis

Penstemon eatonii

Penstemon ellipticus

Penstemon eriantherus

Penstemon euglaucus

Penstemon fendleri

Penstemon filiformis

Penstemon floridus

Penstemon fruticiformis

Penstemon fruticosus

Penstemon gentianoides

Penstemon gibbensii

Penstemon glaber

Penstemon globosus

Penstemon gracilentus

Penstemon grahamii

Penstemon grandiflorus

Penstemon griffinii

Penstemon grinnellii

Penstemon hallii

Penstemon harbourii

Penstemon hartwegii

Penstemon havardii

Penstemon haydenii

Penstemon heterodoxus

Penstemon heterophyllus

Penstemon hirsutus

Penstemon humilis

Penstemon immanifestus

Penstemon incertus

Penstemon jamesii

Penstemon janishiae

Penstemon labrosus

Penstemon laetus

Penstemon laevigatus

Penstemon laevis

Penstemon lanceolatus

Penstemon laricifolius

Penstemon laxiflorus

Penstemon leiophyllus

Penstemon lentus

Penstemon linarioides

Penstemon lyallii

Penstemon monoensis

Penstemon moriahensis

Penstemon multiflorus

Penstemon murrayanus

Penstemon neomexicanus

Penstemon neotericus

Penstemon newberryi

Penstemon nitidus

Penstemon osterhoutii

Penstemon ovatus

Penstemon pachyphyllus

Penstemon pallidus

Penstemon palmeri

Penstemon parryi

Penstemon parvulus

Penstemon patens

Penstemon penlandii

Penstemon pennellianus

Penstemon perpulcher

Penstemon personatus

Penstemon pinifolius

Penstemon pinorum

Penstemon platyphyllus

Penstemon procerus

Penstemon pruinosus

Penstemon pseudoputus

Penstemon pseudospectabilis

Penstemon pumilus

Penstemon purpusii

Penstemon rattanii

Penstemon rhizomatosus

Penstemon roezlii

Penstemon rostriflorus

Penstemon rubicundus

Penstemon rupicola

Penstemon rydbergii

Penstemon scapoides

Penstemon secundiflorus

Penstemon serrulatus

Penstemon smallii

Penstemon speciosus

Penstemon spectabilis

Penstemon stephensii

Penstemon strictiformis

Penstemon strictus

Penstemon subulatus

Penstemon sudans

Penstemon superbus

Penstemon tenuiflorus

Penstemon tenuis

Penstemon thurberi

Penstemon tracyi

Penstemon triflorus

Penstemon triphyllus

Penstemon tubiflorus

Penstemon uintahensis

Penstemon utahensis

Penstemon venustus

Penstemon virens

Penstemon virgatus

Penstemon watsonii

Penstemon whippleanus

Penstemon wilcoxii