May blob
blossom
polyflower
henbit
Xeranthemum annuum
shadflower
cowslip
whitlow grass
marsh marigold
Caltha palustris
Parthenium hysterophorus
frostweed
Diplotaxis erucoides
Crocanthemum canadense
beggar-ticks
Dipsacus fullonum
Spanish needles
Helianthemum canadense
umbellaster
bastard feverfew
frost-weed
common teasel
frostwort
white rocket
Clinopodium grandiflorum
large-flowered calamint
drypis
Rubus phoenicolasius
floristically
Calamintha grandiflora
Satureja grandiflora
wineberry
Bellis perennis
dog mercury
Papaver alpinum
English daisy
dog's mercury
Mercurialis perennis
Veronica anagallis-aquatica
common daisy
Carlina acaulis
stemless carline thistle
Iceland poppy
Veronica michauxii
water speedwell
unifloral
oxeye
lotus nut
Melissa officinalis
bee balm