An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . than the calyx. On moist prairies, Manitoba to Minnesota, Mis-souri, Athabasca, Oklahoma and Colorado. RIay-July. 10. Pentstemon tubiflorus Nutt. Funnel-form Beard-tongue. Fig. 3764. Pentstemon tubiflorus Nutt. Trans. Am. Phil. Soc.(II.) 5: 181. 1833-37. Glabrous, except the viscid-pubescent calyx andpedicels; stem slender, strict, 2°-3i° high, leaflessabove. Leaves oblong, ov
An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . than the calyx. On moist prairies, Manitoba to Minnesota, Mis-souri, Athabasca, Oklahoma and Colorado. RIay-July. 10. Pentstemon tubiflorus Nutt. Funnel-form Beard-tongue. Fig. 3764. Pentstemon tubiflorus Nutt. Trans. Am. Phil. Soc.(II.) 5: 181. 1833-37. Glabrous, except the viscid-pubescent calyx andpedicels; stem slender, strict, 2°-3i° high, leaflessabove. Leaves oblong, ovate, or lanceolate, i-4long, obttrsish or acute, the basal narrowed intobroad margined petioles, the upper sessile or clasp-ing, entire or merely undulate; thyrsus narrow,interrupted, the clusters several-flowered ; pedicelsi-3 long, calyx-segments ovate, acuminate, short,striate-nerved; corolla nearly funnel form, whiteor purplish, less than i long, nearly as broadwhen expanded, its tube gradually enlarged, thelimb nearly equally five-lobed, the lobes spread-ing ; sterile filament short bearded above; capsuleovoid, acute, about twice as long as the calyx. In moist soil, Missouri, Kansas and
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
