| Family | PLANTAGINACEAE |
| Genus species | Penstemon laxiflorus Pennell sect. Penstemon |
| Bibliography | Monogr. Acad. Nat. Sci. Philadelphia 1: 229 (1935) |
| Native Range | Oklahoma to Mississippi and Texas |
| Primary Biome | Temperate |
| Habitat | steppes |
| Altitude | 100-500m |
| Description | stems pubescent, basal leaves spathulate to ovate, dentate, obtuse, stem leaves sessile, lanceolate, amplexicaule, acute, thyrsus interrupted, conical, corolla tubular, 2-3cm |
| Size | 25-55cm |
| Color | white, pale blue |
| Bloom | spring, early summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C cuttings in late summer |
| Synonyms | Penstemon australis ssp. laxiflorus (Pennell) R.W.Benn. |
| Territory | 7 Northern America 74 North-Central U.S.A. (OKL Oklahoma) 77 South-Central U.S.A. (TEX Texas) 78 Southeastern U.S.A. (ALA Alabama, ARK Arkansas, LOU Louisiana, MSI Mississippi) |