snow-in-summer, n.
chickweed with hairy silver-grey leaves and rather large white flowers
<noun.plant>
Cerastium tomentosum love-in-a-mist snow-in-summer
semantic pointers
hypernym
annual spurge of western United States having showy white-bracted flower clusters and very poisonous milk
<noun.plant>
Euphorbia marginata ghost weed snow-in-summer snow-on-the-mountain