Echinomastus johnsonii (Parry ex Engelm.) E.M.Baxter var. johnsonii

SMITHSONIAN INSTITUTION
From THE UNITED STATES NATIONAL HERBARIUM
The University of Texas Herbarium
Echinomastus johnsonii (Parry ex Engelm.) Baxter
Allan D. Zimmerman	April 1983
Desert Botanical Garden (DES)
Echinomastus johnsonii (Parry ex Engelmann) E. M. Baxter I
ssp. johnsonii
M. Baker September 2008 Examined for the Intermountain Flora_
fro IB K
;region
Feroc^otus .lohnsonli
Your favor 13th inst. mM and by it you seem not to be ao~\ 1
r-v!
Arizona in the past, and presume there are from the Wann
In.
skeletons, some fruits
Johnsonii.
and a large
Therefore I
living plant
If you examine these
bel ong; to Fero oac tu s ,
fruits with care you will see tHat it oaij^^
but is congeneric with Bohiilooao^us erec^»
basal/
©ca^us^
intertextua must go in your genus *Ehelooftetus. r;fhe'
other species that you place in Echinomastus seeme to
\ 1
ptrus--the type of your echinomastus, the fruit without a
e, dehiscent longitudinally, as in Efossus ("Ichin^fossu
i noeaotus
i t/of the	I	HHH
e unknown. If you consider Johnson! a Ferocaotus then aljk yourx
genera erected out of Bohinocactus must fall dow$.
Extract from letter of C. B* Orcutt, dated Oct* 20, 1926)
NEW YORK BOTANICAL GARDEN
63859008
03859008