238 Floristik, Geographie, Systematik etc. 



brifolia (D. paniculata glabrifolia Bartlett), Oenothera fruticosa 

 Eamesü (0. linearis Eamesii Rob.), 0. hybrida ambigua [0. fruticosa 

 ambigua Nutt.), and Thaspium trifoliatum flavum, ■ — in March: Ge- 

 rardia droseroides (Stenandrium droseroides Nees), Agalinis pedicula- 

 ria (Gerardia L.), A. pedicularia ambigens (Gerardia Fern.), A. pedi- 

 cidaria pectinata {Gerardia Nutt), A. pedicularia caesariensis (Aureo- 

 laria Pennell), A. grandiflora (Gerardia Benth.), A. grandiflora 

 serrata (Gerardia Rof.), A. virginica (Rhinanthus L.), A. glauca 

 (Gerardia Eddy), A. laevigata (Gerardia Raf.), A. auriculata (Gerardia 

 Michx.), A densiflora (Gerardia Benth.), A. tenuifolia macrophylla 

 (Gerardia Benth. and Gnaphalium obtusifolium Helleri (G Hellen. 

 Britt.), — in April. Trelease. 



Blake, S. F., Notes on the flora of New Brunswick. (Rho- 

 dora. XX. p- 101 — 107. June 1918.) 



Contains as new a hybrid of Juncus alpinus var. insignis and 

 J. brevicaudatus. Trelease. 



Blake, S. F., On the namesof some species of Vibumum. 

 (Rhodora. XX. p. 11-15. Jan. 1918.) 



Contains as new: Vibumum affine var. affine (V. affine Bush) 

 and var. hypomalachum, and V. pubescens var. Canbyi (V. venosum 

 var. Canbyi Rehder) and var. longifolium (V. dentatum var. longi- 

 folium Dippel). Trelease. 



Blake, S. F., Revision of Ichthyomethia, a genus of plants 

 used for poisoning fish. (Journ. Washington Acad. Sei. IX. 

 p. 241—252. May 4, 1919.) 



Eight species are differentiated, the following new names ap- 

 pearing: Ichthyomethia grandifolia (Derris Donn. Smith), /. mollis 

 (Piscidia Rose), /. communis, I. americana (Piscidia Moc. & Sess.), 

 /. acuminata, and /. cubensis (Piscidia Urban). Trelease. 



Britton, N. L., An undescribed Scirpus from California. 

 (Torreya. XVIII. 36. f. 1. Feb. 1918.) 



5. Congdoni. Trelease. 



Britton, N. L., Flora of Bermuda. (New York, Charles Scrib- 

 ner's Sons. XL -+- 585 pp. 8°, with frontispiece and numerous text- 

 illustrations. 1918.) 



The total flora consists of 709 recorded species, of wbich 146 

 are flowering plants, 238 algae, and 175 fungi. The endemic flora 

 includes 61 species, or one-twelfth of the whole. In arrangement 

 of contents of the volume, Angiospermae (in the usual sequence of 

 Orders) are followed by Gymnospermae, Pteridophyta, Bryophyta, 

 Fungi, and Algae. Trelease. 



Brown, W. H. and S. F. Trelease. Alternate Shrinkage 

 and elongation of growing stems of Cestrum nocturnwn. 

 (Philipp. Journ. Sei. C. Botany. XIII. p. 353—360. Nov. 1918.) 



"Absence of growth and actual shrinkage during the day are 



