In the wild, Passion flowers are absent from just two continents - Antarctica and which other?

Echinops are most commonly known as what?

Peonies are named after Paean who was what to the Greek gods?

Magnolia flowers developed in such as a way that they encourage pollination by what?

A Wisteria in Sierra Madre is reckoned to be the world's largest flowering plant. How many blossoms does it carry each year?

The Common Broom is scientifically known as what?

The "Winter Daphne" (Daphne odora) is best known for what?

Cotoneasters bear a profusion of red berries in the autumn but what colour are the spring flowers?

What is the common name for Crocosmia?

Red Hot Pokers are named after which botanist?