There are several plant identification apps available, including:

• PictureThis: This app can identify plants, trees, and flowers, and allows users to keep track of identified plants and build a wishlist. It provides care tips, tells you if a plant is potentially hazardous, and shows commonly asked questions and their answers.

• PlantNet: This app can identify over 600,000 types of plants, including flowers, trees, succulents, mushrooms, and cacti. It is part of a citizen science project on plant biodiversity and is free to use.

• PlantSnap: This app can instantly identify plants from a photo and provides information on how to grow them. It has been used to identify personal plants and camera roll pictures.

• Plant.id: This is a free plant identification service based on machine learning. Users can take a photo, upload it, and instantly get a name and information about the plant.

When choosing a plant identification app, it is important to consider factors such as accuracy, ease of use, and additional features such as care tips and information on potentially hazardous plants.