Wild foxglove

Digitalis is found in some
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We were out looking for Celestial to photograph when we found this lone Wild Foxglove. Alas, the Celestials were long gone, but there were some interesting wildflowers and insects to photograph. More of these to come over the next few weeks. Click here to see last year's Celestial.

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Penstemon cobaea Nutt.
Wild foxglove, Prairie penstemon, Foxglove penstemon, False foxglove, Large-flowered beardtongue, Large-flowered penstemon, Prairie beardtongue, Cobaea penstemon
Scrophulariaceae (Figwort Family)
USDA Symbol: PECO4
USDA Native Status: Native to U.S.

When in bloom, large, tubular flowers line at least half of cobaea beardtongue’s 1-2½ ft. stems. It is typically found on rocky, calcareous soils in the Hill country of Texas. The flowers are white with dark purple lines inside the floral tube. One to three stout stems rise from a woody rhizome and bear thick, 2-3½ in. paired leaves which become smaller up the stem. The leaves have a waxy, shiny luster and are coursely toothed. The lower leaves have often withered by the time of flowering.

Perennial

This penstemon attracts a variety of moths.

Ft. Worth Nature Center & Refuge, May 2, 2009.
Canon G10, f/4, 1/125 sec., ISO 100, 11:30 AM

REFERENCES:

Lady Bird Johnson Wildflower Center. Native Plant Database.

Marshall Enquist. 1987. Wildflowers of the Texas Hill Country. Lone Star Botannical, Austin, TX, 275 pp.

PS: There is an interesting internet reference on digitalis obtained from two other species of Common Foxglove, Digitalis purpurea, found here.

Troy and Martha

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