V, 



346 BOTANICAL GAZETTE [october 



- 



per liter of succinic acid mixed with some acetic and some butyric acid. Con- 

 trary to the statements of some workers, oxalic and lactic acids are not 

 produced. He believes that the succinic acid is formed from sugar and not 

 from any amino-acid. — H. Hasselbring. 



Current taxonomic literature. — G. E. Osterhout (Muhlenbergia 



8:44,45- 1 



^gswellia 



of Gnaphalium (G. decurrens var. glandulosum) from Colorado. — O. Paulsen 

 (Arb. Bot. Have Kb. no. 65. 303-318. 1911) under the title "Marine 

 plankton from the East-Greenland Sea" records the Peridiniales found on the 

 Danish Expedition to Greenland in 1 906-1908 and describes a new species of 

 Peridinium {P. varicans), also a new species doubtfully referred to Apodinium. 

 — W. H. Rankin (Phytopathology 2:28-31. pi. 3. 191 2) describes and illus- 

 trates a new fungus {Sclerotinia Panacis) which is said to be the cause of a 

 root-rot of ginseng; it was found near Apulia, N.Y. — A. B. Rendle, E. G. 

 Baker, S. Moore, and A. Gepp (Journ. Linn. Soc. Bot. 40:1-245. pis. 1-7 '• 

 191 1) have published an important paper entitled "A contribution to our knowl- 

 edge of the Flora of Gazaland." The paper includes a general descriptive 



1000 



mately 180 are new to science. The plants were collected by Mr. C. F. M. 

 Swynnerton and the types are deposited in the herbarium of the British 

 Museum.— R. A. Rolfe (Bot. Mag. /. 8417. 191 2) describes and illustrates a 

 new species olStanhopea (S. peruviana) from Peru, and (Kew Bull. 131-135- 

 191 2) has published several new species of orchids including 4 f rom Panama 

 and South America.— E. Rosenstock (Rep. Sp. Nov. 10: 274-280. 191 2) under 

 the title "Filices costaricenses" has published 11 new species of ferns. — P. A. 

 Rydberg (Torreya 12:1-11. 191 2) in continuation of studies of the plants 

 collected on the Peary arctic expeditions gives a list of the plants secured by 

 Drs. Wolf and Goodsell; the article includes a new species of Conioselinum 

 (C. pumilum Rose) from Labrador. The same author (Bull. Torr. Bot. Club 

 39:99-111. 1912) under "Studies on the Rocky Mountain flora XXVI" 

 describes a new species in Deschampsia and one in Anticlea. Two new generic 

 names are proposed, namely Hesperochloa, based on Poa (?) Kingii Wats., 

 and Dipterostemon, based on Brodiaea capitata Benth.— C. S. Sargent (Rep. 

 Mo. Bot. Gard. 22:67-83. 191 1) under the heading " Crataegus in Missouri 

 II" has described 14 new species.— A. K. Schindler (Rep. Sp. Nov. io:4°3> 

 404. 191 2) has published a new genus (Kummerowia) based on Hedysarum 

 striatum Thunb. a species common to the New and Old World.— H. Schinz 

 (Vierteljahrsschrift Naturf. Gesells. Zurich 56:229-268. 1911) in an artide 



zur 



and Lopriorea. — R. Schlecter 



Centemopsis, Nelsia, Neocentema, 



, 35 2- 



363, 385-397, 445-461. 1911-1912) under the title "Orchidaceae novae et 

 criticae" has published about 70 new species of orchids from Central and 



