heart stage in Arabidopsis (related), heart-shape stage (related), transition stage in maize (related), triangle stage in Arabidopsis (related)
Alternate IDs
PO:0001177, PO:0001043
Definition
A plant embryo development stage (PO:0007631) that occurs during the interval between the transition from radial to bilateral symmetry in a plant embryo proper (PO:0000001) and the onset of either the plant embryo cotyledonary stage (PO:0001078) or the plant embryo coleoptilar stage (PO:0001094).
Source:
POC:Laurel_Cooper,
PMID:24784759,
POC:Ramona_Walls,
TAIR_curator:Katica_Ilic
Comment
A plant embryo bilateral stage is commonly known as the heart stage in dicotyledonous plants and the transition stage in monocots. Preceded by a plant embryo globular stage (PO:0001185).
Subset
Poaceae
Maize
Arabidopsis
Rice
Angiosperm
Related
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