Play the video above to see these stories on AZ Illustrated Nature for Wednesday, April 3:

ARIZONA'S RIPARIAN AREAS, that is its riverside habitats, are the life force behind numerous species. Producer Tom Kleespie visits the habitats along some of the state's well-known and lesser-known waterways.

FRIENDS OF REDINGTON PASS is a new environmental protection group in Tucson with the aim of protecting the area between the Santa Catalina and Rincon Mountains east of Tucson. Georgia Davis interviews the group's president, Kirk Emerson, about coming activities.

"TOUGH PLANTS," those that can endure Souythern Arizona's wide weather extremes, are prized by gardeners for their survivability. Producer Tony Paniagua and videographer Steve Riggs explore the landscape with Tucson Botanical Gardens' Michael Chamberland. Followed by Georgia Davis' interview with Carianne Campbell, president of the Tucson Chapter of the Arizona Native Plant Society.

APRIL IN THE DESERT is a wonder to behold. Tom Kleespie brings us the overview, with Jesus Garcia of the Arizona-Sonora Desert Museum.