Contains 3 accepted taxa overall.
Characteristics
Classification
Citation
PENSTEMON Schmidel, Icon. Pl., ed. Keller t. 2. 1763.
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TYPE: Penstemon pubescens Aiton (Chelone pentstemon Linnaeus) Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 3: 182. 1913.
Species
| Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
|---|---|---|---|---|
| Penstemon australis | EUSTIS LAKE BEARDTONGUE | Native FACU (NWPL) | ||
| Penstemon laevigatus | EASTERN SMOOTH BEARDTONGUE | Native FAC (NWPL) | ||
| Penstemon multiflorus | MANYFLOWER BEARDTONGUE | Native |
Identification Key
1. Stem and sometimes leaves stipitate-glandular
1. Stem and leaves eglandular
2
2. Leaves usually toothed; corolla throat internally with pinkish colored lines; pollen sacs opposite or divergent, navicular, subexplanate, or explanate, dehiscing completely
2. Leaves entire to obscurely undulate-crenate; corolla throat internally lacking darkened or colored lines; pollen sacs parallel, saccate, dehiscing incompletely, distal 2/3rd indehiscent
Genus Synonyms
| Synonym | Full Citation | Basionym | Type |
|---|---|---|---|
| Apentostera | Apentostera Rafinesque, New Fl. 2: 72. 1837 ("1836"). | TYPE: Non designatus. | |
| Bartramia | Bartramia Salisbury, Prodr. Stirp. Chap. Allerton 99. 1796, non Linnaeus 1753 (nom. rej.), nec Hedwig 1801 (nom. cons.). | TYPE: Bartramia pulchella Salisbury, nom. illegit. (Penstemon laevigatus Aiton) Lectotypified by Pennell, Acad. Nat. Sci. Philadelphia Monogr. 1: 197. 1935. | |
| Dasanthera | Dasanthera Rafinesque, J. Phys. Chim. Hist. Nat. Arts 89: 99. 1819. | TYPE: Gerardia fruticosa Pursh | |
| Elmigera | Elmigera Reichenbach ex Spach, Hist. Nat. Vég. 9: 299. 1840. | TYPE: Elmigera barbata (Cavanilles) Reichenbach ex Spach (Chelone barbata Cavanilles) | |
| Lepteiris | Lepteiris Rafinesque, New Fl. 2: 73. 1837 ("1836"). | TYPE: Lepteiris parviflora Rafinesque, nom. illegit. (Penstemon micranthus Nuttall) |