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Penstemon

Penstemon
Family: Plantaginaceae
Penstemon image
Sue Carnahan
  • Gleason & Cronquist
  • Resources
Vascular plants of NE US and adjacent Canada
Cal herbaceous, deeply 5-parted; cor tubular or trumpet-shaped, ±distinctly bilabiate, the tube much longer than the lobes; fertile stamens 4, about as long as the tube, the pollen-sacs divaricate; sterile stamen about as long as the fertile ones, usually yellow-bearded toward the tip; style elongate; stigma capitate; fr septicidal; ours (biennial or) perennial herbs, the erect stems arising from a rosette of petioled basal lvs, the cauline lvs oblong to lanceolate or ovate, sessile and often clasping, the upper progressively reduced; fls white to blue-violet or red-violet (red in some extralimital spp.), in terminal paniculiform or racemiform infls. Our spp. all with highly variable lvs, much alike from sp. to sp. 280, mainly N. Amer.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.
Species within checklist: Western Rangeland Plant Identification List || << 51 - 100 taxa >>
Penstemon calcareus
Media resource of Penstemon calcareus
Map not
Available
Penstemon californicus
Media resource of Penstemon californicus
Map not
Available
Penstemon calycosus
Media resource of Penstemon calycosus
Map not
Available
Penstemon campanulatus
Media resource of Penstemon campanulatus
Map not
Available
Penstemon canescens
Media resource of Penstemon canescens
Map not
Available
Penstemon cardinalis
Media resource of Penstemon cardinalis
Map not
Available
Penstemon cardwellii
Media resource of Penstemon cardwellii
Map not
Available
Penstemon carnosus
Media resource of Penstemon carnosus
Map not
Available
Penstemon caryi
Media resource of Penstemon caryi
Map not
Available
Penstemon cedrosensis
Media resource of Penstemon cedrosensis
Map not
Available
Penstemon centranthifolius
Media resource of Penstemon centranthifolius
Map not
Available
Penstemon cephalanthus
Media resource of Penstemon cephalanthus
Map not
Available
Penstemon cephalophorus
Media resource of Penstemon cephalophorus
Map not
Available
Penstemon chionophilus
Media resource of Penstemon chionophilus
Map not
Available
Penstemon cinereus
Media resource of Penstemon cinereus
Map not
Available
Penstemon cinicola
Media resource of Penstemon cinicola
Map not
Available
Penstemon cleburnei
Media resource of Penstemon cleburnei
Map not
Available
Penstemon clevelandii
Media resource of Penstemon clevelandii
Map not
Available
Penstemon clutei
Media resource of Penstemon clutei
Map not
Available
Penstemon cobaea
Media resource of Penstemon cobaea
Map not
Available
Penstemon coccinatus
Media resource of Penstemon coccinatus
Map not
Available
Penstemon coccineus
Media resource of Penstemon coccineus
Map not
Available
Penstemon collinus
Media resource of Penstemon collinus
Map not
Available
Penstemon comarrhenus
Media resource of Penstemon comarrhenus
Map not
Available
Penstemon compactus
Media resource of Penstemon compactus
Map not
Available
Penstemon concinnus
Media resource of Penstemon concinnus
Map not
Available
Penstemon confertus
Media resource of Penstemon confertus
Map not
Available
Penstemon confusus
Media resource of Penstemon confusus
Map not
Available
Penstemon connatifolius
Media resource of Penstemon connatifolius
Map not
Available
Penstemon coriaceus
Media
not available
Map not
Available
Penstemon corymbosus
Media resource of Penstemon corymbosus
Map not
Available
Penstemon crandallii
Media resource of Penstemon crandallii
Map not
Available
Penstemon crassifolius
Media
not available
Map not
Available
Penstemon cristatus
Media resource of Penstemon cristatus
Map not
Available
Penstemon cusickii
Media resource of Penstemon cusickii
Map not
Available
Penstemon cyananthus
Media resource of Penstemon cyananthus
Map not
Available
Penstemon cyaneus
Media resource of Penstemon cyaneus
Map not
Available
Penstemon cyanocaulis
Media resource of Penstemon cyanocaulis
Map not
Available
Penstemon cyathophorus
Media resource of Penstemon cyathophorus
Map not
Available
Penstemon dasyphyllus
Media resource of Penstemon dasyphyllus
Map not
Available
Penstemon davidsonii
Media resource of Penstemon davidsonii
Map not
Available
Penstemon deamii
Media resource of Penstemon deamii
Map not
Available
Penstemon deaveri
Media resource of Penstemon deaveri
Map not
Available
Penstemon debilis
Media resource of Penstemon debilis
Map not
Available
Penstemon decurvus
Media resource of Penstemon decurvus
Map not
Available
Penstemon degeneri
Media resource of Penstemon degeneri
Map not
Available
Penstemon deserticola
Media resource of Penstemon deserticola
Map not
Available
Penstemon desertipicti
Media resource of Penstemon desertipicti
Map not
Available
Penstemon desertorum
Media resource of Penstemon desertorum
Map not
Available
Penstemon deustus
Media resource of Penstemon deustus
Map not
Available
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