Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fagales
Dig deeper at SERNEC, a consortium of southeastern herbaria.
You may also want to check Trees, Shrubs, and Woody Vines of North Carolina
Read more about Mountain Paper Birch at Vascular Plants of North Carolina.
The question of the appropriate treatment of B. cordifolia and B. papyrifera is difficult (and still controversial), per Weakley's Flora (2022)
SYNONYMOUS WITH Flora of North America
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 054-03-003:
Betula papyrifera var. cordifolia FAMILY Betulaceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Mountain Paper Birch
To see larger pictures, click or hover over the thumbnails.
Patrick D. McMillan pdmbcordifolia_barkmm1
June Yancey County NC
Bark papery or exfoliating, pinkish-white, per Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004).
Patrick D. McMillan pdmbcordifolia_lfmm
June Yancey County NC
Leaves are cordate-based, and twigs are nearly glabrous, per Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004).
Flora of North America
Manual of the Southeastern Flora (Small, 1933, 1938)
Habitat: High elevation forests, southwards primarily on talus of avalanche chutes (as in the Black Mountains, Yancey County, NC, and the Great Smoky Mountains, Sevier County, TN), and on talus slopes and adjacent forests at high elevations, per Weakley's Flora
Native to North Carolina
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
Staminate calyx minute, pistillate calyx absent
2 stamens in staminate flowers
Flowers in catkins (staminate catkins elongate)
TO LEARN MORE about this plant, look it up in a good book!
- Landscaping with Native Trees (Sternberg & Wilson, 1995) p062?
- Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007) p093?
- Trees of the Southeastern United States (Duncan & Duncan, 1988) p230
- Woody Plants of the Blue Ridge (Lance) p42
- Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004) p078
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".