Volume 84 – Issue 1 (May 2019)

Hypotrachyna oprah (Parmeliaceae, Lichenized Ascomycota), a new foliose lichen with lichexanthone from southeastern North America

Hypotrachyna oprah is described as new to science from collections made at locations in southeastern North America (Alabama, Florida, North Carolina). The species is considered rare and was potentially confused with H. osseoalba in the past. It differs from H. osseoalba in having capitate soralia and producing echinocarpic acid, together with related substances, in the medulla. The specific epithet was chosen to honor Dr. Oprah Winfrey for her performances, media presence, and generous philanthropy that have substantially improved humanity.

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Noteworthy Collections: Virginia 84(1)

Lamium galeobdolon (L.) L. (Lamiaceae) – Rockingham County This is the first report of L. galeobdolon (yellow archangel) in Rockingham County.  Prior to these collections, L. galeobdolon was said to be rare in the northern Piedmont of Virginia, having been recorded only from Fairfax County.  The Digital Atlas of the Virginia Flora, however, indicates that this species has also been reported from the counties of Arlington and Rappahannock.  Nevertheless, the collections reported here are the first in Virginia west of the Blue Ridge, and as such worth mentioning.  According to William D. Flint, a nearby landowner, the population has been at this locale for at least 8-10 years, possibly longer.  As stated on one of the collection labels, this population is located across the road from a pull-off area.  It is obvious that this pull-off area is occasionally used as a dump site.  Consequently, it is possible that this population

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Survey of the Woody Flora of the William L. Giles Bur Oak Preserve, Mississippi State, Mississippi

Woody plant composition, trees per ha, basal area, are provided for both units of the W. L. Giles Bur Oak Preserve, in the Black Belt Prairie region of Oktibbeha County, Mississippi. A total of 1,273 individual trees were marked measured and identified between the two units of the preserve. The southern unit contained 1,115 trees from 31 species and was dominated both numerically and in basal area by sugarberry (Celtis laevigata) and green ash (Fraxinus pennsylvanica). The northern unit contained 158 trees from 18 species and was dominated by sugarberry, eastern redcedar (Juniperus virginiana) and bur oak (Quercus macrocarpa) respectively in terms of both abundance and basal area.

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Noteworthy Collections: An Update on the Status of Clematis fremontii in Tennessee

Clematis fremontii, Hamilton County. Significance. This is the second known population of C. fremontii in Tennessee, where it is an S1, listed endangered species. The other Tennessee population occurs at a small, remnant cedar glade beside Adams Road in Hixson, Hamilton County. Aside from one population of about 25 individuals on property owned by Berry College in north-west Georgia (S1), C. fremontii is not found elsewhere east of the Mississippi River. Its range includes north-central Kansas (S5), south-central Nebraska (S3), disjunct populations in southern and eastern Missouri (S1), and one county in northern Arkansas (S1).

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