plus 3 sepals, the latter often petal-like in colour and shape; the lower petal often takes the form of an enlarged or elaborate lip; see pp.
4-PETALLED FLOWERS
CABBAGE FAMILY MEMBERS – relatively small flowers; equal-sized petals; flowers often in groups; white, yellow or pinkish depending on species; see pp.
BEDSTRAWS – tiny flowers; equal-sized petals; flowers often in frothy heads; white or yellow depending on species; see pp.
SPEEDWELLS – relatively small flowers; unequal-sized petals; blue, purplish or white depending on species; see pp.
WILLOWHERBS – relatively small flowers in most species; equal-sized petals; flowers in open heads; pinkish, red or white depending on species; see pp.
POPPIES AND ALLIES – relatively large and crinkly, equal-sized petals; flowers usually solitary; red or yellow depending on species; see pp.
5-PETALLED FLOWERS
WATER-CROWFOOTS – equal-sized petals; flowers usually solitary; white petals; aquatic; see pp.
SUNDEWS – tiny flowers with equal petals; in spikes but usually only one flower opens at a time; bog plants with sticky, red leaves; white petals; see pp.
BUTTERCUPS – equal-sized, often shiny petals; flowers usually solitary; yellow; see pp.
ROCK-ROSES – equal-sized, crinkly petals; flowers usually solitary; yellow or white depending on species; see pp.
ST JOHN’S-WORTS – equal-sized petals; flowers in open heads in most species; yellow but marked with small black dots or streaks in some species; see pp.
ROSES AND ALLIES – equal-sized petals; flowers solitary or in open heads depending on species; white, pink or yellow depending on species; see pp.
SAXIFRAGES – equal-sized petals; flowers solitary or in open heads depending on species; white, pinkish or yellow depending on species; see pp.
MULLEINS – equal-sized or slightly unequal petals; flowers often in tall spikes; yellow or white depending on species; see pp.
LOOSESTRIFES AND PIMPERNELS – petals fused but 5 distinct and equal lobes present; yellow, red, purple or pink depending on species; see pp.
PRIMROSE – petals fused but 5 distinct and equal lobes present; yellow or pink depending on species; see pp.
MALLOWS – equal-sized petals; flowers solitary or in open heads; pink; see pp.
