The table below indicates where and when significant revisions have been made in the web files for the grasses of North America. In general, keys to the genera and species have not been modified, yet.
Mary Barkworth
Date |
Genus |
Change |
| September 23, 2008 | Arctopoa | Changed from Poa subg. Arctopoa. Key to species of Poa has not been modified, nor key to genera of Poeae. |
| September 23, 2008 | x Duarctopoa | Change in name of x Dupoa to conform with recognition of Arctopoa at the generic level. |
| August 31, 2008 | Luziola | Addition of Luziola subintegra |
| August 31, 2008 | Bromus | Addition of Bromus squarrosus var. villosus |
| August 31, 2008 | Pappostipa Jarava |
Jarava speciosa transferred to Pappostipa speciosa and a generic description added. Key to genera has not yet been modified. Appropriate adjustments made to Jarava. |
| May 9, 2007 | Trisetum | Trisetum projectum added as a new species |
| April 18, 2007 | Panicum |
Panicum bulbosum is now Zuloagaea bulbosa, and Panicum obtusum is now Hopia obtusa |
| April 18, 2007 | Urochloa | Urochloa maxima is now Megathyrsus maximus |
| November 22, 2006 | Brachypodium | Brachypodium rupestre added, and several measurement changes made in the treatment |
| November 22, 2006 | Echinochloa | Notes re. changed spelling of varietal epithet "macra" |
| November 20, 2006 | Coleanthus and Cynosurus | New author for both genera, and changes made to the treatments |
| November 14, 2006 | Posted general bibliography (a compilation of all selected references for FNA 24 and a partial listing for FNA 25) to the web; additional references for FNA 25 are currently being added | |
| August 25, 2006 | Posted compilation of all selected references currently in FNA 24 to web. | |
| July, 2006 | Miscellaneous | Began posting interactive keys to http://utc.usu.edu/keys/ |
| January 5, 2005 | Achnatherum draft | Added subspecies for Achnatherum parishii and made adjustments to descriptions and comments for several species. |
| September 28, 2005 | Dasypyrum draft | New author (Signe Frederiksen) and revisions to treatment. |
| July-September, 2005 | Poa | Substantial modifications to maps based on input from Dr. R.J. Soreng |
| June 18, 2005 | Digitaria | Note added to D. longiflora concerning the illustration, which is of D. fulvescens, a species that differs in having glabrous lemmas. |
| June 14, 2005 | Brachiara | Genus renamed Moorochloa. See treatment for explanation. |
| June 14, 2005 | Eremopyrum draft | New author (Signe Frederiksen) and revisions to treatment. |
| June 14, 2005 | Hierochloë draft | Amended version of Hierochloë removed for revision; H. hirta will not be recognized as a distinct species, but as a subspecies of H. odorata. |
| May 23, 2005 | Phragmites | Added chromosome numbers, two references, and information about P. australis subsp. americanus. |
| May 2, 2005 | Lagurus draft | Added information about awns to generic description. |
| April 13, 2005 | Themeda | Added statement that Themeda quadrivalvis is established in Louisiana. |
| February, 2005 | Achnatherum, Glyceria | Added color images for some species under illustration button. |
| February, 2005 | Achnatherum | Posted preliminary nomenclatural information; initiated glossary. |
| February, 2005 | Coleanthus | Added references and more distribution information. |
| November, 2004 | Rytidosperma | Added maps for R. caespitosa and R. richardsonii (found as escapes). |
| November, 2004 | Hesperostipa draft | Modifications to generic description. |
| October, 2004; also June 2004 | Dissanthelium draft | New author (Nancy F. Refulio) substantially revised treatment (2004); Dissanthelium californicum found again in California (2005). |
| September, 2004 | Sporobolus | S. coahuilensis added. |
| mid-2004 | Melinis | M. nerviglumis added. |
| late 2003; also fall 2004 | Spartina | Added comments by J. Reeder (pers. com. 2003); note re. spread of S. alterniflora (2004). | late 2003 | Amphicarpum | Generic comments added. |
| mid-2003 | Danthonia | Note added to D. sericea. |