54 Floristik, Geographie, Systematik etc. 



midland Zone; Upper midland distriet. (Maryland Weather 

 Service III. p. 221—274. 1909.) 



Blodgett considers the Vegetation covering Paris Ridge, 

 the Blue Ridge, including Catoctin Mountain, the group of 

 ridges westward from North Mountain and the Valleys between 

 the mountains. Lists of the species of the different areas are given 

 with a general discussion of the flora as a whole with a useful sum- 

 mary. Harshberger. 



Blom, C, Invandrare. (Botaniska Notiser. p. 45—47. Lund 1912.) 



Verzeichnis der bei Nyköping, Ostschweden gefundene 

 Ruderalpflanzen. Unter den aus Texas mit Baumwolle eingeschlepp- 

 ten Arten haben sich folgende seit 1901 beibehalten und setzen 

 reife Samen an: Cenchrus tribuloides L., Amaranthus crassipes 

 Schlecht., A. graesicans L. und A. spinosus L. Von den übrigen 

 Einwanderern sei Phacelia tanacetifolia Benth. erwähnt, die viel- 

 leicht auch in Schweden festen Fuss fassen wird. 



Grevillius (Kempen a. Rh ). 



Brand, A., Die Hydrophyllaceen der Sierra Nevada. (Univ. 

 Calif. Publ. Bot. IV. p. 209-227. Mar. 9, 1912.) 



Contains as new: Nemophila maculata concolor, N. Mensiesii 

 insignis {N. insignis Benth.), N. Mensiesii Brandegeei {N. Brandegeei 

 Eastw.), N. Mensiesii acanlis, N. sepulta densa [N. densa Howellj, 

 N. heterophylla tenera (N. tenera Eastw.), N. heterophylla flaccida 

 {N. flaccida Eastw.), N. nemorensis giauca {N. glauca Eastw.), N. 

 nemorensis gracilis (N. gracilis Eastw.), Draperia systyla minor, Pha- 

 celia hispida genuina, P. hispida cicutaria (P. cicutaria Greene?), 

 P. hispida heterosepala (P. heterosepala Greene), P. ramosissima 

 decumbens (P. decumbens Greene, ampl.), P. tanacetifolia staminea, 

 P. tanacetifolia cinerea, P. distans ammophila (P ammophila Greene), 

 P. distans australis, P. magellanica compacta (P. compacta Greene), 

 P. magellanica alpina (P. alpina Rydb.), P. magellanica frigida (P. 

 frigida Greene), P. magellanica griseophylla, P. magellanica egena, 

 P. magellanica heterophylla (P. heterophylla Prush.), P. magellanica 

 californica (P. californica Cham.), P. magellanica bernardina (P. 

 virgata bernardina Greene), P. magellanica paiula, P. magellanica 

 virgata P. virgata Greene), P. nemoralis pseudohispida , P. imbri- 

 cata condensata, P. imbricata Hausenii, P. imbricata caudata, P. 

 curvipes eu-curvipes, P. curvipes pratensis (P. pratensis Heller), P. 

 curvipes yosemitana, Miltitsia glandulifera californica, Eriodictyon 

 californicum linearis, Nana aretioidefsj (Conanthus aretioides Wats.), 

 N. aretioides nevadensis, N. aretioides multiflora (C multiflorus 

 Heller), N. aretioides californica, Hesperochiron californicus Bentha- 

 mianus, H. californicus strigosus {Capnorea strigosa Greene, H. 

 californicus latifolius (H. latifolius Kell.;, H. californicus Watsonianus 

 {Capnorea Watsoniana Greene), H. pumilus ciliatus {Capnorea ciliata 

 Greene), H. pumilus hirtella (C. hirtella Greene), H. campanalatus 

 (C. campanulata Greene). Trelease. 



Burns.G.P., A Botanical Survey of the Hudson River Val- 

 ley VIII. Edaphie Conditions in Peat Bogs of Southern 

 Michigan (Bot. Gazette. LH. p. 81—104. Aug. 1911.) 



The zones of Vegetation recognized by the author, who gives 



