638 Floristik und Systematik der Phanerogamen 



Acomastylis containing A. rossii (Geum rossü Ser.)^ A. turbi- 

 nata (G. tiirbinatum Rydb.), A. sericea (G. sericeum Greene), A. graci- 

 lipes (Potentilla gracilipes Piper), and A. depressa. Er y thro co ma , 

 containing E. triflora (Geum trifloriim Pursh), E. cinerascens, E. affinis, 

 E. australis, B. brevifolia (the preceding published under the earlier 

 date): E. flaviila, E. dissecta. E. ciliata (G. ciliatuin Pursii), E. ciliata 

 ornata, E. campanulata, E. canescens, E. grisea, E. arizonica, E. triden- 

 tata, and E. aliena. Trelease. 



Greene, E. L., Some New England Per&icarias. (Leaflets 



of Botanical Observation and Criticism. I. October ö, 1905. 



p. 105—110.) 



Notes on a Connecticut series of specimens representing tlie 

 Persicaria segregate of Polygoriiim, and inciuding, as a new species^ 

 Persicaria Andrewsü. Trelease. 



Greene, E. L., The genus Bossekla. (Leaflets of Botanical 

 Observation and Crit'icism. I. p. 210— 211. April 10,1906.) 



Necker's segregate of Rubiis, with the new names Bossekia odorata 

 (Riibus odoratus Cornut.);, B. parviflora (R. parviflora Nutt.). 



Trelease, 



Greene, E. L., Three New Meucheras. (Leaflets of Botanical 

 Observation and Criticism. I. October 6, 1905. p. 111 — 112.) 



Heucher a pachypoda , of California, //. versicolor , of N e w 

 Mexico (both said to be allies of H. rubesceus), and //. leptomeria of 

 New Mexico. Trelease. 



Greene, E. L., Various new species. (Leaflets of Botanical 

 Observation and Criticism. I. January 30, 1906. p. 180 — 182.) 



Petasites vitifoUa, P. trigonophylla , Euthamia hirtella, Poly- 

 gonatum virginicum, P. cuneatum and P. boreale. Trelease. 



Hackel, E., Notes on Philippine Gramineae. ( [Publication.] 



No. 35, Bureau of Government Laboratories, Manila, p. 79 



—82. Issued January 17, 1906.) 



Determinations of a small collection of doubtful species, and in- 

 ciuding the following new names: Pollinia argentea lagopus, Isachne 

 pauciflora, Oplismenus compositus lasiorhacliis, and Eragrostis distans. 



Trelease. 



Keller, Ida A. and Stewardson Brown, Handbook of the 



flora of Philadelphia and vicinity. (Philadelphia Pa., 



Philadelphia Botanical Club. 1905. 8". 360 pp. S 2.00 net.) 



A local flora of good model, with keys to the families, genera and 

 species, Indexes to Latin and English names and seasonal and locality 

 data for the general region of eastern Pennsylvania, southern New 

 Jersey and northern Delaware. The sequence and nomenclature are 

 those of Britton's „Manuar*, to which references are given for de- 

 scriptions Trelease. 



Khek, E., Floristisches aus Steiermark. (Allgem. Botan. 

 Zeitschr. für Systematik, Floristik, Pflanzengeographie etc. 

 von A. Kneucker. Jg. XI. 1905. No. 3. p. 41— 42.) 



