Polemonium vanbruntiae Britton
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Polemoniaceae
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Scientific Name
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Description
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Species Description - Erect, 4–10 dm, the upper internodes elongate; lvs as in no. 2 [Polemonium reptans L.], the lfls sharply acute; infl compact, few-fld; cal at anthesis 8–10 mm, usually longer than the pedicel, the lobes conspicuously longer than wide; cor 14–20 mm, lobed to about the middle, the lobes ± erose; stamens surpassing the cor by 5–7 mm; 2n=18. Swamps and stream-banks; Me., Vt. and n. N.Y. to W.Va.; local. June, July.
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Common Names
Appalachian Jacob's ladder