{ 
20 BOTANICAL GAZETTE [JULY 
2 / —2 22 
y f — & oO % 
oe - a 
. — ee < 
= - poe = 
= Cae 
fie eo on F 
z > 
fe «= poo 
te 
& : : 
ge = 
ig E 
Ga f= 4 
poe = fe wn : 
ee = NM Sn 
Se = = —< 
E = be = 
‘a = es 
as = "ag = 
ae ees se 
Bey a ie be a= 
ALTA ; ag Ph 4 
METRIC 
“212 || 
Fics. 11-15.—Fig. 11, R. Douglasii on Abies oo staminate and pistillate 
plants; fig. 12, R. Douglasii on Abies lastocarpa, staminate and pistillate plants; 
> 13s a purple- flowered form on Picea Engelmanni, staminate plant, natural 
small purple-flowered form on Picea ngelmanni, staminate flowers and 
Patillat oe: fig. 15, R. Douglasii on Pseudotsuga taxifolia, staminate and pistillate 
plan 
