?Bot. Mag. (Tokyo) 13: 80, 1899?. Submitted.

?Trudy Imp. S.-Peterburgsk. Bot. Sada 20: 120, 1901?. Submitted.

?Bot. Mag. (Tokyo) 45: 98, 1931?. Submitted.

?Index Filic.  278, 1905?. Submitted.