137 
In Conservatory Range No. 2 of The New York Botanical 
aie a section is devoted exclusively to the cycads,? in which 
y be seen species representing all of the nine existing genera, 
with the exception of Bowenia. The salient features of the 
ce we 
y 
EXPLANATION OF FIGURES 
A. Stangeria. Pinnate type of nervation. 
B. Zamia (also Dian, etc.). Subparallel type of nervation. 
C. cas. Nervation consisting of a single median nerve or midrib. 
b Efthe of +t Idi Paar 
(AN & 
plants are the thick, often cone-shaped trunks and the more or 
ost str. 
which there is a ce specimen at the western end of the s 
tion. This species has leaves that are especially fern-like in 
appearance, by reason of the fact that, unlike all other species 
4 For a general description of the plants in this section referenc y be 
de to an article by George V. ewe entitled “The Cycad Collection,” 
or ber, 1909. 
‘For an extended de: eee and illustration of this specimen, and the 
species in general, reference m: to an article by George M Nash, 
entitled “A Rare Cycad,” in he a of the Garden for July, 19 
