Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Protea cynaroides:

"

The king protea has a long vase life in flower arrangements, and makes for an excellent dried flower.[citation needed] It has several colour forms, and horticulturists have recognised 81 garden varieties, some of which have injudiciously been planted in its natural range. In some varieties the pink of the flower and red borders of leaves are replaced by a creamy yellow.[citation needed]