Plant Identification Database:
Betulaceae (Birch)
Order: Fagales; Class: Dicotyledonae

The plant data on this site are a record of Bob Ronnow's field observations
which vary in accuracy and change with experience. For accurate and complete
information please use the links provided for each plant species and family.

Plant Families
Glossary of Botanical Terms

CLASSIFICATION
LEAVES
FLOWERS
FRUIT
STEM
ECOLOGY
CLASSIFICATION
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
Betulaceae: LV: alternate, deciduous, stipulate, simple, serrate, pinnate venation; FL: catkin/spike/fascicle, monoecious, minute, imperfect, 2 styles, ovary inferior; FR: nut/samara; ST: tree/shrub; EC: u. forest
alternate, deciduous, stipulate simple serrate pinnate venation catkin/spike/fascicle, monoecious minute imperfect; P: 2 styles; O: inferior nut/samara tree/shrub u. forest Betulaceae: LV: alternate, deciduous, stipulate, simple, serrate, pinnate venation; FL: catkin, monoecious, small, imperfect, 2 styles, ovary inferior; FR: nut/samara; ST: tree/shrub; EC: u. forest
Mountain alder Alnus crispa Alnus Alternate Catkin Mountain alder Alnus crispa
Speckled alder Alnus rugosa Alnus Alternate Catkin Speckled alder Alnus rugosa
Smooth alder Alnus serrulata Alnus Wetland Smooth alder Alnus serrulata
Yellow birch Betula alleghaniensis Betula Alternate, Petiole Whole Serrate >1" Catkin Tree, >12' Exfoliating; Lenticels, Yellow Stem raw Forest Three-pronged seed bract on snow surface, Hopkins Forest Yellow birch Betula alleghaniensis
Black birch Betula lenta Betula Alternate Whole Serrate >1" Catkin >12' Lenticels, Black Stem raw Forest Black birch Betula lenta Sweet birch
Western birch Betula occidentalis; fontinalis Betula Alternate Whole Serrate >1" Catkin Stem raw CO; Chavez Canyon Abiquiu NM Western birch Betula occidentalis; fontinalis Water birch; red birch
White birch Betula papyrifera Betula Alternate Whole Serrate >1" Catkin >12' Exfoliating; Lenticels, White Stem raw Forest White birch Betula papyrifera Paper birch
Gray birch Betula populifolia Betula Alternate Whole, Deltoid Serrate >1" Catkin White Stem raw Gray birch Betula populifolia
Bluebeech Carpinus caroliniana Carpinus Alternate Catkin Nut, winged seeds Smooth, muscle-like, Gray Fruit raw Forest Bluebeech Carpinus caroliniana Ironwood; Musclewood
Beaked hazelnut Corylus cornuta Corylus Alternate Catkin Nut B: apex naked Fruit raw Hopkins Forest Beaked hazelnut Corylus cornuta
Western hophornbeam Ostrya knowltonii Ostrya Alternate Catkin UT Western hophornbeam Ostrya knowltonii
Eastern hophornbeam Ostrya virginiana Ostrya Alternate Catkin Fibrous Forest Eastern hophornbeam Ostrya virginiana
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
CLASSIFICATION
LEAVES
FLOWERS
FRUIT
STEM
ECOLOGY
CLASSIFICATION