300 
VERBENACEAE 
herbarium, now at TEX, by Carol Todzia (Univ. 
of Texas, pers. comm.), failed to reveal any 
supporting specimens; although this hybrid is to 
be expected in Missouri, it must remain excluded 
for the present 
Verbena xutha Lehm. (Moldenke, 1980) (this taxon was reported 
for Missouri without citation of a voucher; an 
examination of collections in the Moldenke herbarium 
now at TEX, by Carol Todzia (University of Texas, 
pers. comm.), failed to reveal any supporting 
specimens; although this species might be expected as 
an introduction in Missouri, it must remain excluded 
for the present) 
? 
ZYGOPHYLLACEAE 
Kallstroemia hirsutissima Vail (Missouri materials attributed to 
this taxon are referrable to K. parviflora Norton) 
(Porter, 1969a, b), p. 966 
S: Steyermark G: Great Plains Flora M: Mohlenbrock 
