Taxa Count: 29

BETULACEAE

Alnus acuminata

Alnus cordata

Alnus crispa

Alnus glutinosa

Alnus oregona

Alnus rhombifolia

Alnus rugosa

Alnus serrulata

Alnus sieboldiana

Alnus viridis var. crispa

Alnus viridis var. sinuata

Betula alleghaniensis

Betula lenta

Betula lutea

Betula minor

Betula nigra

Betula occidentalis

Betula papyrifera

Betula papyrifera var. cordifolia

Betula papyrifera var. papyrifera

Betula pendula

Betula populifolia

Betula pumila

Betula pumila var. glandulifera

Carpinus caroliniana

Corylus americana

Corylus cornuta

Corylus cornuta subsp. californica

Ostrya virginiana