Výsledky vyhledávání - "John F Townsend"

Akademický článek

Noteworthy Bryophyte Disjunctions in the Southern Mountains of Virginia.

Autor: Townsend, John F.¹ john.townsend@dcr.virginia.gov, Davison, Paul G.² pgdavison@una.edu, Wieboldt, Thomas F.³ thos.wieboldt@gmail.com

Publikováno v: Evansia. Summer2023, Vol. 40 Issue 2, p46-53. 8p.

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Two new species of Dichanthelium (Poaceae) from the mountains and Piedmont of Virginia, one with an outlier in Pennsylvania

Autor: J. Christopher Ludwig, Richard J. LeBlond, John F. Townsend

Publikováno v: Journal of the Botanical Research Institute of Texas. 14:189-198

Two new species of Dichanthelium are described: Dichanthelium appalachiense from shale woodlands in the mountains of Virginia, with a historical population from Pennsylvania; and Dichanthelium harvillii from a mafic region in the Piedmont of Virginia

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b94e63950d41f19e865823749a318ae8
https://doi.org/10.17348/jbrit.v14.i2.1002

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Floristics of Difficult Creek Natural Area Preserve: a Piedmont mafic woodland complex in Halifax County, Virginia, U.S.A

Autor: John F. Townsend, J. Christopher Ludwig

Publikováno v: Journal of the Botanical Research Institute of Texas. 14:481-519

The 331-hectare (819-acre) Difficult Creek Natural Area Preserve (DCNAP) was established in Halifax County, Virginia to protect and manage habitat for rare vascu-lar plant species and animals, and to restore plant communities. Mafic metavolcanic rock

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7138c09e73618c42c3f99b2406b2755f
https://doi.org/10.17348/jbrit.v14.i2.1024

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History of Influenza Epidemics

Autor: John F, Townsend

Publikováno v: Annals of Medical History

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::dcd6f9763d96b5694a735754679ab350
https://pubmed.ncbi.nlm.nih.gov/33944241

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EUPATORIUM PALUDICOLA (ASTERACEAE): A NEW SPECIES FROM THE COASTAL PLAIN OF NORTH AND SOUTH CAROLINA

Autor: John F. Townsend, Patrick D. McMillan, Richard J. LeBlond, Edward E. Schilling, Richard D. Porcher, Bruce A. Sorrie, Alan S. Weakley

Publikováno v: Rhodora. 109:137-144

Eupatorium paludicola (Asteraceae) is a new species from the Atlantic Coastal Plain of North and South Carolina. It resembles E. leucolepis (DC.) Torr. & A. Gray, from which it is most readily distinguished by very narrow (2–4.5 mm wide) ascending-

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::537ba3597af2c78b0492a5938c8abdfe
https://doi.org/10.3119/0035-4902(2007)109[137:epaans]2.0.co

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