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Apocynum
Family: Apocynaceae
Apocynum image
Max Licher
  • Gleason & Cronquist
  • Resources
Vascular plants of NE US and adjacent Canada
Cal deeply divided into triangular or lanceolate lobes; cor campanulate, short-cylindric, or urceolate, with short lobes, bearing within a tooth or scale near the base of the tube opposite each lobe; filaments very short; anthers lance-triangular, connate, adherent to the stigma and prolonged into a cone beyond it; ovaries 2, subtended by 5 nectaries; ovules numerous; seeds numerous, comose; colonial perennial herbs with tough fibrous bark, mostly with erect or ascending stems, opposite mucronate lvs, and small white or pink fls in terminal cymes. 3, N. Amer. Hybridization is rampant in the group. Hybrids and hybrid segregates derived from A. androsaemifolium נeither A. cannabinum or A. sibiricum are called A. ئloribundum Greene (A. medium).

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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Species within checklist: Kansas
Apocynum cannabinum
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Apocynum hypericifolium
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Apocynum jonesii
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Apocynum medium
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Apocynum milleri
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Apocynum pubescens
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Apocynum sibiricum
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Apocynum suksdorfii
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