20(T 



A list of mcLlicinal plants In the orders Ranunculacc;u to Le- 

 guminoScC inclusive. 



Miicronoponis Andcrsoii, n,sp. J. B. Ellis and B. M. Evcrhart 



(Journ. Myc 



J 



t 



^. Floridajnivi 



North American Sphagna — Coniribntions to the knozvledge of, C. 



Warnstorf. Bot. Gaz. xv. 127-140, 189-198, 217-227). 



It is due to the earnest efforts of Mr. Edwin I\axon that the 

 author has been suppHcd with an abundance of material for this 

 revision. Twenty-three species are recognized. ^. Garheri is 

 reduced to 5. coinpactmn ; S. scrratuni, Austin, becomes 5. Triiii- 

 iense, Muller; S. rip 



(Austin) Cardot is upheld ; 5. acutifolium is split up into numer- 

 ous forms and varieties and six of its varieties raised to specific 

 rank; var. quiiiquefariuni, Braith,, equals S. (jiiinqnefarhtin; 

 var. pluDiulosuin, Milde, becomes ^". subnitens, Russ. & Warn.; 

 vziv.fusann, Sch. is S. ///scum ; var. rohustiun, Russ., is 5. Rus- 

 sowii ; var. tenclluin, Schpr., is S. tcnclluvi ; var. gracilc, Russ., is 

 5. Warnstorfii, Russ.; 5. sedoides is reduced again to a variety 

 of 5. PylcBsii, Brid. 



Since the distribution of Austin's fuie exsiccat;c, the North 



American Sphagna have been critically studied by Braithwaite, 

 (i88o) Lindberg (1882) Lesquereux and James (1884) Cardot 

 (1887) the number of species fluctuating from 16 to 27, 



K. G. ]?. 



Notes on the Histoty of Botany. T. J. \V. ]?urgess. (Pamph. 

 8vo., pp. 19). 



This is the author's reprint of an interesting paper read before 

 the Hamilton Association, March 13, 1S90. 



Opnntia Fruit as Food. Walter Dalton. (Am. Garden, xt. 467). 

 Pa/icratiuvi fragrans. (Gard. Chron. viii. 359-360, fig. 71). 

 Phooiix dactylifcra — Gcrmincxtio)/ of. Mrs. J. E. Dixon. (Bull. 



Sci. Lab. Denison Univ. v. 8, 9, pi. A. f. i, 2, 3). 

 PJiyllocactus Ackerinanui. (Am. Garden, xi. 448, 449, fig. 

 Potato Scab — A Bacterial Disease. II. L. Bolley. (Agric. Sci. 



iv. 243-256). 



A record of experiments tending to prove that the potato 



scab is due to the presence of a specific Bacterimn. 



