Buckley's beardtongue, Buckley's penstemon
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Kral's beardtongue
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Herbs. |
ascending to erect, 15–55(–82) cm, glabrous. |
ascending to erect, 40–70 cm, spreading-puberulent or retrorsely hairy proximally, glandular-pubescent distally, not glaucous. |
basal and cauline, glabrous; basal and proximal cauline 19–116(–150) × 3–23(–31) mm, blade spatulate to oblanceolate, base tapered, apex rounded to obtuse, acute, or mucronate; cauline 3–9 pairs, sessile, 20–95 × 10–30 mm, blade ovate to lanceolate, base clasping to cordate-clasping, apex acute. |
basal and cauline, not leathery, glabrate or puberulent; basal and proximal cauline 20–70 × (5–)9–20 mm, blade oblanceolate, base tapered, margins entire or ± serrate or crenate, apex obtuse to acute; cauline 6–9 pairs, sessile, 120–150 × 30–40 mm, blade oblong to lanceolate or ovate-lanceolate, base tapered to clasping, margins serrate to dentate, apex acute to acuminate. |
interrupted, cylindric, (4–)10–35(–57) cm, axis glabrous, verticillasters 4–20(–35), cymes (2 or)3–5(–11)-flowered; proximal bracts orbiculate to ovate, 15–70 × 5–31 mm; peduncles and pedicels glabrous. |
interrupted, conic, 5–20 cm, axis glandular-pubescent, verticillasters 4–7, cymes 3–7-flowered, 2 per node; proximal bracts ovate-lanceolate to lanceolate, 16–60(–80) × 3–45 mm, margins entire or serrate; peduncles and pedicels ascending, glandular-pubescent. |
calyx lobes ovate, 3.5–6 × 1.5–2.5 mm, margins entire or erose, broadly scarious, glabrous; corolla lavender to bluish lavender or pinkish blue, with reddish or reddish purple nectar guides, tubular-funnelform, (12–)14–20 mm, glabrous externally, glabrous internally, tube 5–7 mm, throat gradually inflated, 4–6 mm diam., rounded abaxially; stamens included, pollen sacs opposite, 0.8–1.2 mm, sutures papillate; staminode 7–9 mm, included or reaching orifice, 0.8–0.9 mm diam., tip recurved, distal 3–5 mm moderately to densely villous, hairs golden yellow, to 1.5 mm; style 9–11 mm. |
calyx lobes lanceolate, 4–5.5 × 0.8–1.2 mm, glandular-pubescent; corolla pale lavender to nearly white, with violet nectar guides, tubular-funnelform, 10–16 mm, glandular-pubescent externally, sparsely white-lanate internally abaxially, tube 6–7 mm, throat gradually inflated, 5–7 mm diam., slightly 2-ridged abaxially; stamens included, pollen sacs opposite, navicular, 0.8–1 mm, dehiscing completely, connective splitting, sides glabrous, sutures papillate; staminode 7–8 mm, reaching orifice or slightly exserted, 0.3–0.5 mm diam., tip straight to slightly recurved, distal 4–5 mm moderately to densely pilose, hairs golden, to 1.2 mm; style 9–12 mm. |
12–18(–20) × 7–11 mm. |
5–6 × 3.5–4 mm, glabrous. |
= 16. |
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Flowering Apr–Jun. |
Flowering May. |
Sandy soils, sand, sandsage, or mixed-grass prairies. |
Calcareous soils, juniper-oak-hickory woodlands. |
400–1300 m. (1300–4300 ft.) |
200–300 m. (700–1000 ft.) |
CO; KS; NE; NM; OK; TX
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AL; TN |
Penstemon buckleyi frequently is found on aeolian sands of dune fields associated with the major streams of the southern Great Plains; it also occurs on alluvial sands and sandstone-derived soils. It has been documented in Banner and Platte counties, Nebraska, well north of its native range; those plants probably represent roadside introductions (R. B. Kaul et al. 2006). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Penstemon kralii is known from the southern Cumberland Plateau. It has been collected in Blount, Jackson, Madison, and Morgan counties, Alabama, and in Franklin County, Tennessee. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
FNA vol. 17, p. 116. |
FNA vol. 17, p. 210. |
Plantaginaceae > Penstemon > subg. Penstemon > sect. Coerulei |
Plantaginaceae > Penstemon > subg. Penstemon > sect. Penstemon |
P. abietinus, P. absarokensis, P. acaulis, P. acuminatus, P. alamosensis, P. albertinus, P. albidus, P. albomarginatus, P. ambiguus, P. ammophilus, P. anguineus, P. angustifolius, P. arenarius, P. arenicola, P. aridus, P. arkansanus, P. attenuatus, P. atwoodii, P. auriberbis, P. australis, P. azureus, P. baccharifolius, P. barbatus, P. barnebyi, P. barrettiae, P. bicolor, P. bleaklyi, P. bracteatus, P. breviculus, P. brevisepalus, P. caesius, P. caespitosus, P. calcareus, P. californicus, P. calycosus, P. canescens, P. cardinalis, P. cardwellii, P. carnosus, P. caryi, P. centranthifolius, P. cinicola, P. clevelandii, P. clutei, P. cobaea, P. comarrhenus, P. compactus, P. concinnus, P. confertus, P. confusus, P. crandallii, P. cusickii, P. cyananthus, P. cyaneus, P. cyanocaulis, P. cyathophorus, P. dasyphyllus, P. davidsonii, P. deamii, P. deaveri, P. debilis, P. degeneri, P. deustus, P. digitalis, P. diphyllus, P. discolor, P. dissectus, P. distans, P. dolius, P. duchesnensis, P. eatonii, P. elegantulus, P. ellipticus, P. eriantherus, P. euglaucus, P. fendleri, P. filiformis, P. flavescens, P. floribundus, P. floridus, P. flowersii, P. franklinii, P. fremontii, P. fruticiformis, P. fruticosus, P. gairdneri, P. gibbensii, P. glaber, P. glandulosus, P. glaucinus, P. globosus, P. goodrichii, P. gormanii, P. gracilentus, P. gracilis, P. grahamii, P. grandiflorus, P. griffinii, P. grinnellii, P. guadalupensis, P. hallii, P. harbourii, P. harringtonii, P. havardii, P. haydenii, P. heterodoxus, P. heterophyllus, P. hirsutus, P. humilis, P. idahoensis, P. immanifestus, P. incertus, P. inflatus, P. jamesii, P. janishiae, P. kingii, P. kralii, P. labrosus, P. laetus, P. laevigatus, P. laevis, P. lanceolatus, P. laricifolius, P. laxiflorus, P. laxus, P. leiophyllus, P. lemhiensis, P. lentus, P. leonardii, P. linarioides, P. longiflorus, P. lyallii, P. marcusii, P. mensarum, P. metcalfei, P. miser, P. moffatii, P. monoensis, P. montanus, P. moriahensis, P. mucronatus, P. multiflorus, P. murrayanus, P. nanus, P. navajoa, P. neomexicanus, P. neotericus, P. newberryi, P. nitidus, P. nudiflorus, P. oklahomensis, P. oliganthus, P. ophianthus, P. osterhoutii, P. ovatus, P. pachyphyllus, P. pahutensis, P. pallidus, P. palmeri, P. papillatus, P. parryi, P. parvulus, P. parvus, P. patens, P. payettensis, P. paysoniorum, P. peckii, P. penlandii, P. pennellianus, P. perpulcher, P. personatus, P. petiolatus, P. pinifolius, P. pinorum, P. platyphyllus, P. pratensis, P. procerus, P. pruinosus, P. pseudoputus, P. pseudospectabilis, P. pudicus, P. pumilus, P. purpusii, P. putus, P. radicosus, P. rattanii, P. retrorsus, P. rhizomatosus, P. richardsonii, P. roezlii, P. rostriflorus, P. rubicundus, P. rupicola, P. rydbergii, P. saxosorum, P. scapoides, P. scariosus, P. secundiflorus, P. seorsus, P. sepalulus, P. serrulatus, P. smallii, P. spatulatus, P. speciosus, P. spectabilis, P. stenophyllus, P. stephensii, P. strictiformis, P. strictus, P. subglaber, P. subserratus, P. subulatus, P. sudans, P. superbus, P. tenuiflorus, P. tenuis, P. teucrioides, P. thompsoniae, P. thurberi, P. tidestromii, P. tiehmii, P. tracyi, P. triflorus, P. triphyllus, P. tubaeflorus, P. uintahensis, P. utahensis, P. venustus, P. virens, P. virgatus, P. wardii, P. washingtonensis, P. watsonii, P. whippleanus, P. wilcoxii, P. wrightii, P. xylus, P. yampaënsis |
P. abietinus, P. absarokensis, P. acaulis, P. acuminatus, P. alamosensis, P. albertinus, P. albidus, P. albomarginatus, P. ambiguus, P. ammophilus, P. anguineus, P. angustifolius, P. arenarius, P. arenicola, P. aridus, P. arkansanus, P. attenuatus, P. atwoodii, P. auriberbis, P. australis, P. azureus, P. baccharifolius, P. barbatus, P. barnebyi, P. barrettiae, P. bicolor, P. bleaklyi, P. bracteatus, P. breviculus, P. brevisepalus, P. buckleyi, P. caesius, P. caespitosus, P. calcareus, P. californicus, P. calycosus, P. canescens, P. cardinalis, P. cardwellii, P. carnosus, P. caryi, P. centranthifolius, P. cinicola, P. clevelandii, P. clutei, P. cobaea, P. comarrhenus, P. compactus, P. concinnus, P. confertus, P. confusus, P. crandallii, P. cusickii, P. cyananthus, P. cyaneus, P. cyanocaulis, P. cyathophorus, P. dasyphyllus, P. davidsonii, P. deamii, P. deaveri, P. debilis, P. degeneri, P. deustus, P. digitalis, P. diphyllus, P. discolor, P. dissectus, P. distans, P. dolius, P. duchesnensis, P. eatonii, P. elegantulus, P. ellipticus, P. eriantherus, P. euglaucus, P. fendleri, P. filiformis, P. flavescens, P. floribundus, P. floridus, P. flowersii, P. franklinii, P. fremontii, P. fruticiformis, P. fruticosus, P. gairdneri, P. gibbensii, P. glaber, P. glandulosus, P. glaucinus, P. globosus, P. goodrichii, P. gormanii, P. gracilentus, P. gracilis, P. grahamii, P. grandiflorus, P. griffinii, P. grinnellii, P. guadalupensis, P. hallii, P. harbourii, P. harringtonii, P. havardii, P. haydenii, P. heterodoxus, P. heterophyllus, P. hirsutus, P. humilis, P. idahoensis, P. immanifestus, P. incertus, P. inflatus, P. jamesii, P. janishiae, P. kingii, P. labrosus, P. laetus, P. laevigatus, P. laevis, P. lanceolatus, P. laricifolius, P. laxiflorus, P. laxus, P. leiophyllus, P. lemhiensis, P. lentus, P. leonardii, P. linarioides, P. longiflorus, P. lyallii, P. marcusii, P. mensarum, P. metcalfei, P. miser, P. moffatii, P. monoensis, P. montanus, P. moriahensis, P. mucronatus, P. multiflorus, P. murrayanus, P. nanus, P. navajoa, P. neomexicanus, P. neotericus, P. newberryi, P. nitidus, P. nudiflorus, P. oklahomensis, P. oliganthus, P. ophianthus, P. osterhoutii, P. ovatus, P. pachyphyllus, P. pahutensis, P. pallidus, P. palmeri, P. papillatus, P. parryi, P. parvulus, P. parvus, P. patens, P. payettensis, P. paysoniorum, P. peckii, P. penlandii, P. pennellianus, P. perpulcher, P. personatus, P. petiolatus, P. pinifolius, P. pinorum, P. platyphyllus, P. pratensis, P. procerus, P. pruinosus, P. pseudoputus, P. pseudospectabilis, P. pudicus, P. pumilus, P. purpusii, P. putus, P. radicosus, P. rattanii, P. retrorsus, P. rhizomatosus, P. richardsonii, P. roezlii, P. rostriflorus, P. rubicundus, P. rupicola, P. rydbergii, P. saxosorum, P. scapoides, P. scariosus, P. secundiflorus, P. seorsus, P. sepalulus, P. serrulatus, P. smallii, P. spatulatus, P. speciosus, P. spectabilis, P. stenophyllus, P. stephensii, P. strictiformis, P. strictus, P. subglaber, P. subserratus, P. subulatus, P. sudans, P. superbus, P. tenuiflorus, P. tenuis, P. teucrioides, P. thompsoniae, P. thurberi, P. tidestromii, P. tiehmii, P. tracyi, P. triflorus, P. triphyllus, P. tubaeflorus, P. uintahensis, P. utahensis, P. venustus, P. virens, P. virgatus, P. wardii, P. washingtonensis, P. watsonii, P. whippleanus, P. wilcoxii, P. wrightii, P. xylus, P. yampaënsis |
P. amplexicaulis |
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Pennell: Proc. Acad. Nat. Sci. Philadelphia 73: 486. (1922) |
D. Estes: J. Bot. Res. Inst. Texas 6: 1, figs. 1, 2. (2012) |
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