Learn trees, shrubs, annuals, perennials and more with Plant Flashcards. This apps shows plant pictures, and you can guess one of four possible choices that match the photo.Tap the button that has the name that matches the plant photograph. Swipe on photos to see more photos of the plant. Tap a photo to enlarge it. Select the cycle button to see a new plant. When you've selected the plant, you can see more plant details, from PlantPlaces.com, by tapping on the status bar at the bottom.Want to study a subset of plants? You can set filter text in the Settings pane, and you'll see only plants that contain that filter text. You can also choose difficulty - easy, medium, and hard.