Like many a popular name, Ornella is a theatrical creation. Italian playwright Gabriele d'Annunzio created this name for his dramatic heroine in the 1904 play La Figlia di Iorio. Ornella is a feminization of the orno or ornello, which is the Italian word for the Fraxinus Ornus, a type of tree which produces such sweet sap that it was compared to biblical manna.

Zaynab, from the Arabic word for beauty and the name of a flowering tree, was the name of a granddaughter, daughter and two wives of the Prophet Muhammed. Related names include the simplified forms Zaina and Zayna and the Swahili-inflected Zainabu, along with possibly Zenobia, a name related to the Greek mythological god Zeus. Zaynab is one of the most popular Muslim girls' names around the world.

The name Kiri was made famous by New Zealand soprano Kiri Te Kanawa, whose original name was Claire. Cute but slight, Kiri is close to several other names from Kiriah to Keira to Kyra and its diminutive Kyrie.

Destined to remain a one-person name -- in this country anyway.

Idra is one of the less obvious botanical names. In ancient times, a fig tree was a symbol of learning, peace, and prosperity.

Though Dara in the U.S. would be considered mainly a girls' name – the most recent count is 10 times as many girls given the name last year than boys – it's a boys' name in Ireland, where it's in the Top 100 along with variations Daire and Darragh.

The attractive Euan and Ewan are just coming onto the U.S. radar, via actor Ewan MacGregor and Harry Potter's Euan Abercrombie.

Daire, along with brother names Dara and Darragh, is among the Top 100 boys' names in Ireland today. An ancient name with an inspirational meaning, pronunciation could prove confusing to Americans.

A name gaining recognition in Australia, based on the huon pine tree which grows in Tasmania. Boatbuilders especially love this rare wood, which floats well, is resistant to rot, and has a strong pine-y scent.

Kirrily, which rhymes with cheerily, is a name that's uniquely popular in Australia. It originated in recent decades as an elaboration of several similar names – the European Kyra or Keira, the Maori Kiri which means tree bark, or the Aboriginal word kira which means leaf – plus the lee sound.

Arbor is a quirky nature name with holiday vibes.

While only 8 baby girls were named Milia in the US in 2021, its rise seems inevitable along with the rise of Emilia and Mila and other similar names. Like Livia, Milia has the advantage of being different from the rest, but the disadvantage of maybe not being different enough (and being a word for tiny, harmless white spots on skin).

A very popular name for boys in Ireland that's well-used throughout the British Isles, Darragh is also occasionally used for girls and certainly sounds feminine or at least unisex to the American ear. Simplified form Dara pushes it further toward the girls' side.

Could be used in an Indian family for a garden-lover's son.

Popular in Hungary, but rare elsewhere, Soma is a botanical boy name, relating to the dogwood tree, notable for its white blooms and red twigs. Pronounced as SHO-maw, it ranked at #36 in its native country in a recent count.

Kizzy was a character in Alex Haley's Roots; this and other Keziah variations were widely used among enslaved people. In Roots the name is explained by the hero Kunta as 'you sit down' or 'you stay put' in the Mandinka language meaning that 'this child would never get sold away'.

Also appearing as Sidra, this botanical name has roots in Persian, and holds multiple levels of spiritual significance. It refers to the Ziziphus spina-christi, a spikey, evergreen plant, also known as the Christ's thorn jujube, the sidr or the lote tree.

Would you really want to name your child after a Japanese anime movie called Tamala 2010: A Punk Cat in Space.

A sweet, simple mini-name that fits into many cultures. The only drawback is the potential for confusion with Ella, Ayla, and other similar names.

Javor is the Serbian word for Maple tree. It makes a definitively masculine and interesting choice for the nature inclined namer.