IMPERIAL NO. 152 ws. . . Oy eee os O2-Saedane 
Heads: Medium large, firm, round, rather exposed, slightly crumpled; 
outer leaves large, spreading, medium light green; interior crisp, trans- 
lucent white, tender; resistant to brown blight but fairly susceptible to 
tip-burn, dependable header. Good shipper. West Coast counterpart of 
IMPERIAL NO. 44. 
IMPERIAL NO. 456 (NEW YORK NO. 456) ws.) esis days 
Heads: Large, solid, ribby, dark green, resists tip burn. Produces hard 
heads during periods of high temperature. Developed by Cornell Uni- 
versity and the U.S.D.A. 
IMPERIAL NO. 515. ws. 74-75 days 
Heads: Medium large, solid, crisp, dark green, similar to NEW YORK No. 12 
though heads are more conical in shape, and slightly earlier. It is | 
resistant to tip burn. 
IMPERIAL NO. 615 ws. . - . . §83-86:days 
Heads: Very large, well folded, firm, mostly globular; outer leaves large, 
Coarse, spreading, silvery green, only slightly crumpled; interior crisp, 
juicy, white. 
Developed as large heading strain from IMPERIAL No. 152 and has 
same habit of growth, disease resistance and shipping ability. 
IMPERIAL NO. 847 bs. . . - . 83-86 days 
Heads: Medium large, solid, round to oval, well covered, attractive, 
crumpled; outer leaves large, thick, fairly smooth, pale to medium 
green; interior tender, crisp, green tinted white; widest adaptation of 
IMPERIAL Strains, being more tip burn resistant and dependable 
header; resistant to brown blight. Valuable home garden, local mar- 
ket and shipping strain. 
IMPERIAL NO. 850 ws. . . - . 84-87 days 
Heads: Very similar to IMPERIAL NO. 847, to which it is related; could 
be called the white seeded counterpart of IMPERIAL NO. 847; may be 
more resistant to tip burn. 
NEW YORK (WONDERFUL, LOS ANGELES) WS. . . 80-83 days 
Heads: Large, firm, oblate to round, tightly folded; outer leaves medium 
yellow green to medium green, large, broad, semi-spreading, edges 
curled and notched; interior crisp, well blanched to creamy yellow, 
sweet. Forerunner of the shipping strains of NEW YORK and IMPERIAL 
type. 
NEW YORK NO. 12 (NO. 12 EARLY MOUNTAIN ICEBERG) ws. 
78-81 days 
Heads: Early, sure heading, medium large, compact, oblate to nearly 
round, uniform, well covered, but leaves not as long as IMPERIAL 
strains; outer leaves medium size, medium green, slightly crumpled, 
semi-erect; interior crisp, white, thin leaved and tender; tolerant to 
heat. Local market strain. 
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