Penstemon gibbensii was created in 1982.
Penstemon janishiae was created in 1979.
Penstemon rhizomatosus was created in 1998.
Penstemon barnebyi was created in 1979.
Penstemon penlandii was created in 1986.
Yes, Penstemon is a dicotyledonous plant. It is classified under Eudicots.
The scientific or taxonomic name would be Penstemon spp.
The scientific or taxonomic name would be Penstemon haydenii.
Penstemon Pensham Laura. Hardy perennial
A beardtongue is a flowering plant in the genus Penstemon, with a prominent, hairy staminode.
Primrose, peony, penstemon,pansy, pink and poppy.
J. Stephen Shelly has written: 'Update to the report on the conservation status of Claytonia lanceolata var. flava, a candidate threatened taxon' -- subject(s): Botany, Rare plants, Claytonia lanceolata flava 'Demographic monitoring of Penstemon lemhiensis, Beaverhead National Forest' -- subject(s): Botany, Rare plants, Penstemon lemhiensis 'Report on the conservation status of Penstemon lemhiensis, a candidate threatened species' -- subject(s): Botany, Rare plants, Penstemon lemhiensis 'Status review of Lesquerella humilis, U.S. Forest Service, Region 1, Bitterroot National Forest, Montana' -- subject(s): Botany, Lesquerella humilis, Rare plants 'Demographic monitoring of Penstemon lemhiensis, Beaverhead National Forest, 1992 progress report' -- subject(s): Botany, Rare plants, Penstemon lemhiensis 'Status review of Cypripedium passerinum, U.S. Forest Service, Region 1, Flathead and Lewis & Clark National Forests, Montana' -- subject(s): Botany, Rare plants, Sparrowegg lady's slipper 'Status review update and establishment of demographic monitoring studies' -- subject(s): Botany, Rare plants, Penstemon lemhiensis
Penstemons are not considered invasive plants. They are native to North America and are generally well-behaved in gardens and landscapes. However, some species of penstemon may self-seed and spread in the right conditions, but they are not typically classified as invasive.