Timeline

unknown (possibly Fritillary)

unknown

unknown

unknown

Columbine
description: native to Europe; supposedly an aphrodisiac and also used in herbal medicine, but poisonous if ingested
date: early Summer
identifier: Aquilegia vulgaris L. var. variegata

Ranunculus
description: native to eastern Mediterranean, southeastern Europe, northeastern Africa; while not resenbling the Ranunculus asiaticus of today, this flower (not appearing in any of Bosschaert's other paintings) resembles Basilius Bessler's drawing of the flower (1613), only in yellow, as well as that of Carolus Clusius (1601)
date: Spring
identifier: Ranunculus asiaticus

Cyclamen
description: native to Central Europe, northern Italy, and Slovenia; grows in woodlands, along beeches, and over limestone
date: Summer to Autumn
identifier: Cyclamen purpurascens f. purpurascens (previously: Cyclamen Romanum , Cyclamen europaeum, Cyclamen odorato purpureo flore, and Cyclamen longius radiculatus Camerarii)

Iris
description: originated in Central Europe; very hardy, grows in open, sunny areas
date: late Spring and early Summer
identifier: Iris variegata L. (previously: Iris pannonica variegata)

White Rose
description: originated in the Caucuses, traveled west through Greece and Rome; mentioned in Pliny's Natural History
date: late Spring to early Summer
identifier: Rosa x alba (semi plena or maxima)