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Term Information

Accession
PO:0030084
Name
amphithecium
Ontology
plant_anatomy
Synonyms
anfitecio (Spanish, exact), アンフィテシウム細胞 (Japanese, exact)
Alternate IDs
None
Definition
A portion of plant tissue (PO:0009007) that is the outer layer or layers of a sporangium (PO:0025094) early in sporangium development (GO:0043582). Source: ISBN:0962073342
Comment
Term used for bryophytes. May have one or more layers. An amphithecium may give rise to an exothecium and other layers of a sporangium wall (jacket layer or layers). In true mosses, the amphithecium gives rise to the sporangium wall and the peristome. In hornworts and peat mosses, it gives rise to the sporangium wall and sporogenous tissue.
Subset
Bryophytes
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Graph of PO:0030084

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Parents of amphithecium (PO:0030084)
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amphithecium [is_a relation] is_a  portion of plant tissue (PO:0009007)

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PO_GIT
364