Tag Archives: Arctostaphylos

Manzanita Leaf Fungus

This gallery contains 3 photos.

There are more than 50 species of manzanita (Arctostaphylos ssp) in California alone. Two agents induce galls in manzanita species. Exobasidium vaccinii, a fungus, is one of these agents. E vaccinii induces swollen, convex, bright red galls on the dorsal … Continue reading

More Galleries | Tagged , , , , | 1 Comment

Nascent Inflorescence

This gallery contains 2 photos.

Hiking near Burney Creek (Shasta County CA) I noticed drooping brown clusters on manzanita plants. From a distance I assumed these were fruit and flower remnants. But on closer inspection I realized they were clusters of embryonic flower buds, also … Continue reading

More Galleries | Tagged , , , | 2 Comments