• infection
  • A particularly notable contribution has been her work on the prevalence of Verticillium in commercial seed lots, the systemic nature of infection, and the high rate of seed transmission from infected seed. (apsnet.org)
  • young
  • The leaves are narrowly elliptical, 5 cm to 10 cm in length, fern green when young, changing to a glossy, trichome-free, dusky spinach green. (wikipedia.org)