Lichens on rocks along the Wasson Peak trail. — Image by kenne
“Lichen is a composite organism consisting of a fungus (the mycobiont) and a photosynthetic partner (the photobiont or phycobiont) growing together in a symbiotic relationship. The photobiont is usually either a green alga (commonly Trebouxia) or cyanobacterium (commonly Nostoc).”
When teaching children about lichen, Sabino Canyon Volunteer Nationalists (SCVN) share this short poem:
Phacelia crenulata Sonoran Desert Wildflower (March 15, 2019) — Image by kenne
The Phacelia crenulata is one of many very small (1/2 inch wide and have 5 round lobes) wildflowers that are common across the Sonoran Desert on rocky slopes and near washes. This image was taken along the Sweetwater trail in the Tucson Mountains, west of Tucson.
— kenne
Panther Peak and Sombrero Peak, Saguaro National Park – West in the Tucson Mountains northeast of Tucson, Arizona. —
View from the Sendero Esperanza Trail Hiking To Wasson Peak Images by kenne (March 14, 2014)
Hiking The Pistol Hill Trail (January 11, 2019) — Panorama by kenne
Images by kenne
— from Plute Creek by Gary Snyder
Pistol Hill Road — Image by kenne
— kenne
Saguaro Cactus (Pistol Hill Trail, January 11, 2019) — Image by kenne
— kenne
A Late December Hike In The Tucson Mountains — Image by kenne
— kenne
