hypericum_gentianoides
1. [ noun ] (botany) annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers
Synonyms: nitweed pineweed pine-weed orange_grass
Related terms: St_John's_wort
Similar spelling:   Hypericum_hypericoides
  Hypericum_crux_andrae
  Hypericum_androsaemum
  Hypericum_prolificum
  Hypericum_virginianum