Northeastern Asian Flora
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Pennellianthus frutescens Crosswhite   (redirected from: Pentstemon frutescens Lamb.)
Family: Scrophulariaceae
[Penstemon frutescens Lamb., morePenstemon frutescens f. albiflorus Hayashi, Pentstemon frutescens Lamb.]
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  • Japan Flora
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Japan Flora: Rhi­zomes ascending and branched; stems erect, somewhat tufted, 10-20 cm. long, few-leaved, with 2 longitudinal lines of hairs; lower few leaves scalelike, the upper ones rather thick and fleshy, ovate-oblong or broadly lanceolate, 4-7 cm. long, 1.5-3 cm. wide, acute, narrowed or obtuse at base, mucronate­toothed, short-pilose on margin, sessile; flowers few, the pedi- cels 5-10 mm. long, as long as or slightly longer than the lanceolate bracts, rather densely glandular-tipped pubescent; calyx 12-15 mm. long, 5-parted, the lobes narrowly lanceolate; corolla about 2.5 cm. long, tubular, pale purple, loosely pubes­cent externally; capsules narrowly ovoid, as long as the calyx; seeds many, flat, winged, about 2 mm. long. Aug. Grav­elly and sandy alpine slopes.

Hokkaido, Honshu (n. distr.).   Kuriles, Sakhalin, e. Siberia, Kamchatka, and Aleutians.

 

Pennellianthus frutescens
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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