i 





1907] 



PARISH—THE GENUS WASHINGTONIA 



415 



WASHINGTONIA ROBUSTA 



from 



origin of Wendland's W. filifera to his description of that plant, 

 we find it unsatisfactorily vague, as is also the later characterization 

 of his second species, W. robusfa; while among writers and culti- 

 vators there exists great confusion and misapprehension as to the 

 identity of the two species. 



Wendland (^8^) founded on youn 



HOUTTE 



r,< 



K 



'1, 



Fig. 3.—W, fiUJera var. robusta (Wendl.) Parish; very old trees at the western 



tnargin of the ancient lake bed, Colorado Desert. 



borders 



mf X — J sr — ' 



of the Sacramento River." Van Houtte 

 the name of the soecies alreadv known, ai 



)duct was at first sold, until Wendland recognized them as dis- 



ct, and published the name W. robusta (Andre *9S)- 



It is significant that about this time collectors began to secure 



palm seed at Palm Springs, in 

 that this place was the true 



inced 



Wendland 



re identical 



recognized 



It was on material 



Watson ('80) based 



M 



