Pl. XVII. 
WM 
ix , \ | 
5 wad 
hk AV AS 
N PY VG’ 
| m4 gr. 
ry, 5 he {/ 
RAK AYLI 
Py AMT AY 
Wwe A g 
M4 y y 
: Ss 
HIAENAL MK YU 
Va 
fx \ 
Peraviwies hb, ot nar os “WK Wee, & (hth 
sph. strictum 
