Claim · model-written summary
At fertilization, the single ovule of corn, wheat and oat is furnished with two integuments.
- Taxon
- corn, wheat and oat
Triticum aestivum
Avena sativaZea mays subsp. mayse0
- Organ / stage
- single ovulee0
- Outcome
- furnished with two integumentse0
- Qualifier
- at the time of fertilizatione0
Verbatim
e0“In the corn, wheat and oat, at the time of fertilization, the single ovule is furnished with two integuments, which are more or less complete”
Title
On the Development of the Caryopsis
Rodney H. True Botanical Gazette 1893. doi:10.1086/326938
Other claims from this paper (7)
- Observation As development proceeds, the outer integument of corn, wheat and oat soon disappears.
- Observation As development proceeds, the inner cells of the ovary wall of corn, wheat and oat are absorbed in varying proportions.
- Observation As development proceeds, the nucellus tissue of corn, wheat and oat is absorbed, with local exceptions.
- Observation At maturity, the external portion of the ovary wall forms the pericarp of corn, wheat and oat.
- Observation At maturity, the inner integument of corn, wheat and oat persists in a state of compression.
- Observation The epidermis of the nucellus of corn, wheat and oat also persists at maturity, though much compressed.
- Observation Late in fruit development, the inner integument of corn, wheat and oat becomes soldered to the adjacent inner cells of the pericarp.
