Helianthus Grosseserratus, A New Alien Plant Species in Lithuania

  title={Helianthus Grosseserratus, A New Alien Plant Species in Lithuania},
  author={Zigmantas Gud{\vz}inskas and Lukas Petrulaitis},
  journal={Botanica Lithuanica},
  pages={173 - 176}
Abstract Helianthus grosseserratus M. Martens was first recorded in Lithuania in 2014. Rather large population of this species was found in Siauliai district (northern Lithuania), in the vicinity of Bridai village, on the territory of recultivated former municipal dump. This species can be easily distinguished from other perennial Helianthus species by glabrous stem, long, serrate, alternate leaves on the upper part of the stem and spindle-shaped roots. Supposedly, H. grosseserratus was brought… 

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