How to identify manzanitas.
This is a lovely group of plants but they are still actively adjusting to changing climatic and edaphic conditions in California. Consequently, they tend to exchange a lot of traits among themselves and distinguishing species can be difficult at first. However, just becoming competent at a few traits will introduce you to individual taxa. The field guide below uses regional keys to make it easier. You can purchase this from the publisher:
https://backcountrypress.com/book/field-guide-to-manzanitas/