New terms and obsolete terms for May2011 release
From Plant Ontology Wiki
New terms added
stomatal initial (stomatal meristermoid, stomatal initial cell) PO:0000062
Terms made obsolete
Merged terms
meristemoid (PO:0000070) was merged into intial cell (PO:0004011)
Other
TAIR should check annotations to PO:0005009 (was carpel septum, now ovary septum). Was part_of carpel, but this did not fit definition. Made part_of gynoecium.