20 MORPHOLOGY AND TAXONOMY OF BRYOPHYTES [Bot. Absts., Vol. VI, 



140. Young, Floyd D. Frost and the prevention of damage by it. U. S. Dept. Agric. 

 Farmers' Bull. 1096. 48 p., 24 fig. 1920. 



FLORICULTURE AND ORNAMENTAL HORTICULTURE 



141. Anonymous. Cotoneaster acutifolia. Amer. Nurseryman 3 1 2 : 35. February, 1920. 



142. Anonymous. Cotoneaster acutifolia. Nation. Nurseryman 28 3 : 53. March, 1920. 



143. Anonymous. Severe winter effect. Amer. Nurseryman 31 6 : 138. June, 1920. — It is 

 stated that very great losses to ornamental plants of all kinds were experienced following the 

 winter of 1919-20 in the environment of Philadelphia. It is estimated that the loss in that sec- 

 tion alone is more than $1,000,000. — J. H. Gourley. 



VEGETABLE CULTURE 



144. Lundberg, Joh. Fr. Svalofs Koloni-Stensart. [Svalofs "Koloni-Stens" pea.] 

 Sver. Utsadesf. Tidskr. 30: 30-31. 1920. — Origin and description of a new variety of marrow 

 pea of very high quality. It is a selection from the Stens pea, a high-quality but rather 

 unproductive variety. — E. G. Anderson. 



145. Mathieu, E. Tuba root (Derris elliptica) as an insecticide. Gardens' Bull. Straits 

 Settlements 2 : 192-197. 1920. — Results are recorded for employing a decoction or powder of 

 tuba root as an insecticide in vegetable cultivation. — T. F. Chipp. 



HORTICULTURE PRODUCTS 



146. Dunbar, P. B., and H. A. Lepper. Report on fruit products. Jour. Assoc. Official 

 Agric. Chem. 3: 402-409. 1920. — Malic and citric acid determinations. — F. M. Schertz. 



147. Eaton, B. J. Tung oil or Chinese wood oil and candlenut oil from Aleurites spp. 

 Agric. Bull. Federated Malay States 7: 162-165. 1919.— The chemical characteristics, extrac- 

 tion of oil, and prospects of cultivation of this crop in Malaya are considered. — T. F. Chipp. 



148. Ravaz, L. Le defoxage des producteurs directs. [Removal of the objectionable 

 taste of imported wines.] Ann. Ecole Nation. Agric. Montpellier 17: 71-80. (July, 191S.) 

 July, 1919. — Several methods are given by which imported wines, especially those^from 

 America, are rendered more palatable. — F. F. Halma. 



MORPHOLOGY AND TAXONOMY OF BRYOPHYTES 



Alexander W. Evans, Editor 



149. Beals, A. T. Tortula pagorum (Milde) DeNot., near Harper's Ferry, West Virginia. 

 Bryologist 23 : 33-35. PI. l,fig.l. 1920. — The article reports the second collection in America 

 of a rare European moss, as well as the occurrence of Fabronia octoblepharis (Schleich.) 

 Schwaegr. The plate and figure are from photomicrographs. — E. B. Chamberlain. 



150. Borgesen, F., and C. Raunkiaer. Mosses and lichens collected in the former 

 Danish West Indies. Dansk Bot. Ark. 2°: IS p. 1918. — The mosses were determined by 

 V. F. Brotherus and number 24 species, Trichostomum perviride Broth, being described as 

 new. These added to the species listed by Mrs. Britton give a total of 38 species now known 

 from the islands, 4 of which are endemic. The lichens were determined by E. Wainio and 

 number 156 species, 59 of which were described as new in Wainio's "Addidamente ad Licheoo- 

 graphiam Antillarum illustrandam" (Ann. Acad. Sci. Fenn. 6. Helsingfors, 1915). — 

 A. Gundersen. 



