JOURNAL OP THE COLLEGE OF SCIENCE, IMPERIAL UNIVERSITY. 

 TOKYO, JAPAN. 



VOL. XVI., ARTICLE 5. 



Revisio Alni Specierum Japonicarum. 



Auctore 



Dr. J. MATSÜMURA, 



in Universitate imperiali Tokyoeiisi botanices Professor. 



Cum tahidis 4. 



A In US Tourne)'. 



§ 1. Alnaster Eiidl. 



1. Alnus viridis, DC. var. sibirica, ^^^g^^^ ii^ DC. Prodr. 



XVI. 2. p. 182 ; Fr. et Sav. Enimi. PI. Jap. I. p. 456 ; Miyabe, FJ. 

 Kurile Isl. p. 259 : Herd. PI. Radd. in Act. Hort. Petrop. XII. 

 p. 70. 



Alnaster fmiicoms, Ledeb. Fi. Ross. III. p. 655 ; Regel et 



Tiling, Fl. Ajan. p. 119 ; Trautv. in Maxim. Prim. Fl. 



Amm-. p. 257; Fr. Schm. Fl. Sachal. p. 175. 



Alnm viridis lus. a et c, et y. smiveolens, Regel, Monogr. 



Retiil. p. 79-81 ; Regel, Bemerk, p. 422. 



Arbor 10-pedalis ; truncus circuitu 2-ped. Ramiili angulati 



glabri, cortice griseo vel brunneo lenticellis oblongo-ellipticis vel 



