23-2 



deceased, to the physiology of mosses will be read with interest. 



His conclusions are that the peculiar apophysis of this moss is 



homologous with the leaves and serves to keep the spore-sac 



supplied with water. 



Staphylca — Bcitrlige znr Kenntniss dcr Gattung. H. ZabeL 

 (Gartenflora, xxxvii. 498-504, 527-531 ; illustrated). 

 A review of the genus from a gardener's standpoint. A var. 

 pattcijiora of our 5. trifoliata is proposed. Seven species are 



recognized. 



Torrcya Californica. (Gard. Chron. v. 800, figs. 126, 127). 



Yucca baccata and K Trectclcana. (Garden, xxxv. 585; illus- 

 trated). 



Yucca Whipplci. (Garden, xxxv. 561 ; illustrated). 



Winters Bark — An Investigation of the genuine. (Druggists 

 Bulletin, 1889, 140; reprinted). 

 A translation by Dr. Rusby of the paper of Ss. Arata and 



Canzonari indexed in our last. 



/K M. S. Bebb. (Bot 



Willovus — Notes on Nor lit Ajnerican, 



Gaz. xiv. 1 15-117). 



An interesting elucidation of the confusion in regard to Sahx 

 arctica. The author points out the fact that the specific name 

 arctica belongs to the species described by Pallas in 1788, on ac- 

 count of priority, while the 5. arctica of R. Brown, (1819,) ^^'^^ 

 applied to a different species. Mr. Bebb rightly says: '' It is to 

 be regretted that a name grown so familiar as that of 5. arctica, R- 



Bn, must needs be disturbed; 

 the prior ty of S. arctica, Pali,, 



7pcn fact of 



6 



Having relegated the name arctica to Pallas' species, the name 5. 



Brozvnii is proposed for the arctica of R. Brown. 



Zizyphiis CJiloroxylon (Z.). Oliv, D. Oliver. (Hook. Ic. PL t- 



1862). 



This important timber tree of Jamaica, called by Linnaeus a 

 Lanrus and by Nees a Ceanothiis, has recently been collected 

 in the proper condition to enable Professor Oliver to refer it to 

 its correct botanical alliance. It is known as ** Co^wood " in its 

 wild state. 



Zygopetahim Wend^landi. H. G. Reichenbach. (Gartenflora, t 

 1267). 



b 



