M.J. Berkeley
Classification:
1 Y-Y[ Trumpet Long-Cupped ]
Season:
Early to Mid-Season
Height:
Standard - 32.5 to 67.5 cm (12.8 to 26.6 in)
Hybridizer:
Registered:
Yes, before 1869
Special Class:
Seed Parent: 
(
Maximus 1 Y-Y 
: Unknown,
Year Registered: 1576
(N. Hispanicus x unknown)
Maximus
x unknown )
Chromosomes:
14
Pedigree Chart:
Fertility:
Seed fertile
Used as parent:
7 times as seed
Descendants:
Comments

Fl. rich deep yellow; perianth segments ovate, acute, not noticeably mucronate, inflexed, with margins wavy or twisted, overlapping at base only; the inner segments sometimes more strongly inflexed towards apex, with margins recurved; corona cylindrical, mouth very widely expanded, heavily ribbed, 6-lobed, with rim deeply notched and crenate. Resembles a large-flowered ‘Maximus’.

There are no photos of "M.J. Berkeley" in Daffseek.