Vol. II ' January 4, 192 1 No. i 



JOURNAL 



OP THE 



WASHINGTON ACADEMY 

 OF SCIENCES 



BOARD OF EDITORS 



J. Franciix Mbycs RobbkT B. SoaicAM S. F. Bi.An 



BUBSAu or atABDABoa aiorBTaiCAi, i^abobatomt busbao or plaht mooarBV 



ASSOCIATE EDITORS 



H. V. Hasjlan S. a. Robwvr 



BOTANICAL SOCDIYT BBTOMOMXItCAt, aOOSYV 



N. HOLUSTBR P- B. SIL8BB8 



•tokooicAi, aociam rmxLoaovwncAt. soezBr? 



Sidney Paigb J. R. Swanton ^ 



BBOLOOICAi. SOCIBTT ABVBBOrOIAOieAI. BOCBBTT 



PUBLISHBD SVia-l«ONTHI.T 

 EZCSPT IN JTTtY, AUGDST,' AND SBPTBICBER, WHSN MONTBI.T 



BY THB 



WASHINGTON ACADEMY OP SCIENCES 



OFVICB 0» FUBLICATION 



an CHURCH STKBBT > 



8A8TOM. PA. 



Entered aa S*coud ClAsa Matter. lanuary 25. 1919. at the poBt^^ffica at ButM. Pa.. BBda* tke 

 Art of ABKoat 24. 1912. Acceptaoce for maUiaK at apcdal rate of paaUfe 9frlAt4 far la 

 Sactie* 1103 Act af October i, 1917. Aatherianl aa Jmlj ». 191t 



