APRIL, 1903 
BULLETIN : 
TORREY BOTANICAL 
3 EpiToR 
JOHN HENDLEY BARNHART 
AssociaTE EpiTors 
NATHANIEL LORD BRITTON DANIEL TREMBLY wACDOUGAL ty : 
TRACY ELLIOT HAZEN WILLIAM ALPHONSO MURRILL 
MARSHALL AVERY HOWE HERBERT MAULE RICHARDS — 
ANNA MURRAY VAIL 
CONTENTS. 
oS Re ae 
Regeneration i in Plants: Kar/ Goebel. rss 17 Four new Space of” Grasses from Washing: 
The H thesis of Formati ee ae a tons (Ch, Piper: +233 ‘. 
“Magee, sey ~306 | New Plants from Coloido: George ot 
The Genus Rietia, with Descriptio: ns of new .  * Osterhout. .; se re 
Species from North ry rand the . |» New Species of Oreccarya : ” Alice ast ‘ 
Canary Islands (Puates t1, 12): 4%. A. / i goood <5 , 238 
Howe and L. M. Underwood... 214. |. Studies*on 
The BG cage of North h America—IIl, » Per Agel Rydberg ee 
Fomes; William Alphonso | [SDEX TO RECENT Lavinstien R 
Mrrilly ose eos Me eae ES scicees eae ap gigie ao 
