glandular penstemon, sticky-stem beardtongue, sticky-stem penstemon
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Amargosa beardtongue, Death Valley beardtongue, Death Valley penstemon
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Herbs. |
Shrubs or subshrubs. |
ascending to erect, (30–)40–100 cm, viscid glandular-pubescent, not glaucous. |
ascending to erect, 30–60 cm, glaucous. |
basal and cauline, opposite, viscid glandular-pubescent, not glaucous; basal and proximal cauline 25–120(–260) × 7–20(–65) mm, blade elliptic to lanceolate, base tapered, margins entire, subentire, or irregularly serrate to dentate, apex acute to acuminate; cauline 4–10 pairs, sessile, 32–80(–120) × 12–45 mm, blade ovate to obovate, elliptic, or lanceolate, base tapered to cordate-clasping, margins entire or subentire to irregularly serrate to dentate, apex obtuse to acute or acuminate. |
cauline 6–12 pairs, sessile or short-petiolate, (12–)25–65 × 2–8 mm, blade lanceolate to linear, sometimes oblanceolate, base truncate or tapered, margins entire, rarely ± serrulate distally, apex obtuse to acute. |
interrupted, cylindric, (5–)8–31 cm, axis viscid glandular-pubescent, verticillasters 3–7, cymes (1 or)2–8-flowered, 2 per node; proximal bracts ovate, 18–60 × 11–44 mm; peduncles and pedicels ascending to erect, viscid glandular-pubescent. |
interrupted, cylindric, 8–30 cm, axis glabrous, verticillasters 3–8, cymes 1–3-flowered; proximal bracts lanceolate to linear, 9–28 × 2–5 mm; peduncles and pedicels spreading to ascending, glabrous. |
calyx lobes lanceolate, 9–15 × 2.3–3.8 mm, viscid glandular-pubescent; corolla lavender to bluish lavender or purple, with dark violet nectar guides, ampliate, (28–)30–40 mm, glandular-pubescent externally, sparsely to moderately white-pubescent internally abaxially, tube 9–11 mm, throat gradually inflated, 12–15 mm diam., rounded abaxially; stamens included, filaments glabrous, pollen sacs parallel, 1.6–2.2 mm, distal 1/2 indehiscent, sides glabrous, sutures denticulate, teeth to 0.2 mm; staminode 22–26 mm, exserted, 0.8–1 mm diam., glabrous, rarely distal 2–4 mm sparsely pubescent, hairs yellow, to 0.4 mm; style 20–26 mm. |
calyx lobes depressed-ovate to round or ovate, 3.5–6.5 × 2.5–5 mm, glabrous; corolla bluish lavender to lavender or light pink, with reddish purple nectar guides, strongly bilabiate, ventricose-ampliate, 22–28 mm, glabrous or glandular-pubescent externally, moderately to densely white-lanate internally abaxially, sometimes also sparsely to densely glandular-pubescent internally, tube 6–8 mm, length 1–1.5 times calyx lobes, throat abruptly inflated, constricted at orifice, 8–14 mm diam., 2-ridged abaxially; stamens included, filaments of shorter pair glandular-puberulent proximally, pollen sacs explanate to subexplanate, 1.6–2.2 mm, sutures smooth; staminode 15–19 mm, exserted, 0.6–0.8 mm diam., tip recurved, distal 8–9 mm moderately pilose to lanate, hairs yellow, to 2.5 mm; proximal 5–6 mm glandular-pubescent; style 19–24 mm, glabrous. |
9–13 × 5–6.5 mm. |
9–13 × 5–7 mm, glabrous. |
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= 16. |
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ID; OR; WA
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CA; NV
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Varieties 2 (2 in the flora). Two allopatric varieties of Penstemon glandulosus have been distinguished based on basal leaf morphology. Leaf margins occasionally vary from entire to serrate or dentate among individuals in some populations, but the general pattern of leaf variation does appear to be geographically correlated. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Varieties 2 (2 in the flora). Penstemon fruticiformis is known from the Mojave Desert. Specimens from the Kingston Range and the eastern flank of the southern Sierra Nevada sometimes combine features of P. fruticiformis and P. incertus. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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1. Corollas glabrous externally; calyx lobes depressed-ovate to round or ovate, 3.5–5 × 3.2–5 mm. | var. fruticiformis |
1. Corollas ± glandular-pubescent externally; calyx lobes ovate, 4.5–6.5 × 2.5–4 mm. | var. amargosae |
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FNA vol. 17, p. 233. |
FNA vol. 17, p. 250. |
Plantaginaceae > Penstemon > subg. Penstemon > sect. Saccanthera |
Plantaginaceae > Penstemon > subg. Penstemon > sect. Spectabiles |
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. 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. 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 |
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Douglas ex Lindley: Edwards’s Bot. Reg. 15: plate 1262. (1829) — (as Pentstemon glandulosum) |
Coville: Contr. U.S. Natl. Herb. 4: 170. (1893) — (as Pentstemon) |
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