]> Botany Swenson, Ulf, Bartish, Igor V. & Munzinger, Jerome K. Swenson, Ulf, Bartish, Igor V. & Munzinger, Jerome K. U. Swenson, I. V. Bartish & J. K. Munzinger Swenson, Bartish & Munzinger Swenson, U., Bartish, I. V. & Munzinger, J. K.