Kingdom:
Phylum:
Angiosperms
Order:
Lamiales
Genus:
Species:
richardsonii
ID:
1137786

Status:
valid

Authors:
Douglas ex Lindl.

Source:
tro

Year:
1828

Citation Micro:
Bot. Reg. 13: t. 1121 (1828)

WFO Identifier:
wfo-0001137124



Common Names

  • Richardson's Penstemon
  • Richardson Penstemon
  • Richardson's Beardtongue


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Description

Penstemon richardsonii (also called Richardson's Penstemon, among many other common names) is a perennial herbaceous plant native to the western United States. It has lance-shaped leaves and produces tall spikes of white or pink flowers. It grows in dry, rocky, open areas, often in sagebrush and pinyon-juniper woodlands.

Uses & Benefits

Penstemon richardsonii is a perennial plant that is used in gardens and landscaping. It is drought tolerant and can provide a colorful display of flowers in the summer. It is also attractive to hummingbirds and butterflies.

Cultivars, Varieties & Sub-species

Penstemon richardsonii var. dentatus (D.D.Keck) Cronquist
Penstemon richardsonii var. richardsonii

Flower, Seeds and Seedlings

The flower of Penstemon richardsonii is a tubular, two-lipped, white to pink flower with a yellow throat. The seed is a small, dark brown nutlet. The seedling is a small, green, pointed leaf.

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Cultivation and Propagation

Penstemon richardsonii is a perennial plant that is easy to propagate from seed or cuttings. It should be planted in a sunny location and watered regularly. It prefers well-drained, slightly acidic soil. It can be propagated by division or cuttings taken in the spring or summer. It can also be propagated from seed, which should be sown in the spring or summer.

Where to Find Penstemon richardsonii

Penstemon richardsonii is native to the western United States and can be found in the states of Colorado, Idaho, Montana, Nevada, Oregon, Utah, and Wyoming. It is typically found in dry, rocky areas at elevations of up to 8,000 feet.

Species in the Penstemon genus

Penstemon brevisepalus, Penstemon franklinii, Penstemon schaffneri, Penstemon saltarius, Penstemon moronensis, Penstemon inflatus, Penstemon pseudoparvus, Penstemon oklahomensis, Penstemon nitidus, Penstemon campanulatus, Penstemon tubiflorus, Penstemon vizcainensis, Penstemon vulcanellus, Penstemon gormanii, Penstemon gracilis, Penstemon gentianoides, Penstemon xylus, Penstemon superbus, Penstemon griffinii, Penstemon metcalfei, Penstemon wendtiorum, Penstemon dubius, Penstemon albidus, Penstemon ambiguus, Penstemon angustifolius, Penstemon auriberbis, Penstemon buckleyi, Penstemon clutei, Penstemon cobaea, Penstemon digitalis, Penstemon fendleri, Penstemon glaber, Penstemon haydenii, Penstemon jamesii, Penstemon laxiflorus, Penstemon pallidus, Penstemon procerus, Penstemon serrulatus, Penstemon tubaeflorus, Penstemon virens, Penstemon imberbis, Penstemon abietinus, Penstemon acaulis, Penstemon acuminatus, Penstemon alamosensis, Penstemon albertinus, Penstemon albomarginatus, Penstemon anguineus, Penstemon arenarius, Penstemon arenicola,

Species in the Plantaginaceae family

Acanthorrhinum ramosissimum, Adenosma annamense, Adenosma bracteosum, Adenosma camphoratum, Adenosma cordifolium, Adenosma debilis, Adenosma elsholtzioides, Adenosma glutinosum, Adenosma hirsutum, Adenosma indianum, Adenosma inopinatum, Adenosma javanicum, Adenosma macrophyllum, Adenosma malabaricum, Adenosma microcephalum, Adenosma muelleri, Adenosma nelsonioides, Adenosma papuana, Adenosma punctata, Adenosma retusilobum, Adenosma subrepens, Adenosma ternata, Adenosma thorelii, Agathelpis adunca, Agathelpis brevifolia, Agathelpis mucronata, Albraunia foveopilosa, Albraunia fugax, Albraunia psilosperma, Anamaria heterophylla, Anarrhinum bellidifolium, Anarrhinum corsicum, Anarrhinum duriminium, Anarrhinum forsskaolii, Anarrhinum fruticosum, Anarrhinum intermedium, Anarrhinum laxiflorum, Anarrhinum longipedicellatum, Anarrhinum orientale, Anarrhinum pedatum, Anarrhinum forskaohlii, Ancistrostylis harmandii, Angelonia acuminatissima, Angelonia alternifolia, Angelonia angustifolia, Angelonia arguta, Angelonia biflora, Angelonia bisaccata, Angelonia blanchetii, Angelonia campestris,

References

John Lindley (1799-1865): Based on occurrence of standard abbreviation 'Lindl.' in the authors string.
David Douglas (1799-1834): Based on occurrence of standard abbreviation 'Douglas' in the authors string.
POWO record for urn:lsid:ipni.org:names:808273-1: Govaerts R (ed.). 2023. WCVP: World Checklist of Vascular Plants [Version 11]. Facilitated by the Royal Botanic Gardens, Kew. [WWW document] URL http://sftp.kew.org/pub/data-repositories/WCVP/ [accessed 20 April 2023].