English plurals. English nouns are inflected for grammatical number, meaning that if they are of the countable type, they generally have different forms for singular and plural.
Some of the most famous lilies are in the Pseudolirium section, which includes Bolanderâs lily, the Tiger lily and the Leopard lily. When it comes to gardening andbotanical purposes, lilies are classified in different divisions that includeall types of hybrids.
Zantedeschia are relatively hardy plants, but some are more winter-hardy than others. In this regard there may be considered two groups, a hardy outdoor group with large white flowers (arum lilies) and less hardy group with white-spotted leaves and flowers in many colours (calla lilies), such as yellow, orange, pink and purple.