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Open Ontology Resource Library / po

Plant Ontology (PO)

Selected English labels and exact synonyms from the Plant Ontology (PO), release 2026-01-09, with source identifiers and spelling preserved. Licensed CC BY 4.0; full attribution is listed under Sources. Under semantic review; not endorsed by the ontology's maintainers.

Curator: Chloe Harris

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Language

Languages shown reflect this page; source translations may cover only some concepts.

English
eje de cuarto orden de la inflorescencia (Spanish, exact)Unrated
fourth order inflorescence axisUnrated
tertiary inflorescence branch (exact)Unrated
third order inflorescence branch (exact)Unrated
third order paraclade (exact)Unrated
frucht (exact, German)Unrated
fruitUnrated
fruto (exact, Spanish)Unrated
果実 (exact, Japanese)Unrated
epidermis del pec&#237olo (Spanish, exact)Unrated
petiole epidermisUnrated
葉柄表皮 (Japanese, exact)Unrated
c&#233lula del tapete del microsporangio (Spanish, exact)Unrated
microsporangium tapetal cell (exact)Unrated
microsporangium tapetum cellUnrated
小胞子嚢タペート細胞 (Japanese, exact)Unrated
caliptra de la ra&#237z central de la ra&#237z primaria (Spanish, exact)Unrated
central root cap of primary rootUnrated
一次根の中心根冠 (Japanese, exact)Unrated
c&#233lula epid&#233rmica (Spanish, exact)Unrated
plant epidermal cellUnrated
表皮細胞 (Japanese, exact)Unrated
SE.13 thirteen nodes or internodes visible stageUnrated
meristema apical reproductivo del epiblasto (epiblastema) (Spanish, exact)Unrated
reproductive shoot apical meristemUnrated
生殖シュート頂端 分裂組織 (Japanese, exact)Unrated
cortex (corteza) del pec&#237olo (Spanish, exact)Unrated
petiole cortexUnrated
portion of petiole corex tissue (exact)Unrated
葉柄皮層 (Japanese, exact)Unrated
cauline leafUnrated
hoja caulinar (Spanish, exact)Unrated
茎生葉、茎葉 (Japanese, exact)Unrated
filamentUnrated
filamento (Spanish, exact)Unrated
花糸 (Japanese, exact)Unrated
umbel (exact)Unrated
umbel inflorescenceUnrated
LP.11 eleven leaves visible stageUnrated
root cortex differentiation stageUnrated
N second mitotic division stage in germinating pollenUnrated
areola de la yema (Spanish, exact)Unrated
areole budUnrated
刺座、アレオール (Japanese, exact)Unrated
palea differentiation and expansion stageUnrated
seed maturation stageUnrated
exotecio del megasporangio (Spanish, exact)Unrated
megapsorangial exothecium (exact)Unrated
megasporangium epidermis (exact)Unrated
megasporangium exotheciumUnrated
大胞子嚢外皮 (Japanese, exact)Unrated
SE.01 one node or internode visible stageUnrated
endotegmenUnrated
tegmen interior (Spanish, exact)Unrated
内珠皮の内側の表皮から発生する内種皮 (Japanese, exact)Unrated
caliptra c&#225liz (Spanish, exact)Unrated
calycine operculum (exact)Unrated
calyptra calyxUnrated
calyx calyptrae (exact, plural)Unrated
operculum calyx (exact)Unrated
outer operculum (exact)Unrated
蘚帽がく (Japanese, exact)Unrated
central strandUnrated
conducting cylinder (exact)Unrated
conducting strand (exact)Unrated
hebra (hilo) central (Spanish, exact)Unrated
中心束 (Japanese, exact)Unrated
elemento de traqueida del protoxilema (Spanish, exact)Unrated
protoxylem tracheary elementUnrated
原生木部仮導管要素 (Japanese, exact)Unrated
epidermis abaxial del s&#233palo (Spanish, exact)Unrated
sepal abaxial epidermisUnrated
がく片背軸側 表皮 (Japanese, exact)Unrated
carpel marginUnrated
margen del carpelo (Spanish, exact)Unrated
心皮縁 (Japanese, exact)Unrated
stem cortexUnrated
hipoc&#243tile de la pl&#225ntula (Spanish, exact)Unrated
seedling hypocotylUnrated
実生胚軸 (Japanese, exact)Unrated
caliptra lateral de la ra&#237z (Spanish, exact)Unrated
lateral root capUnrated
側根冠 (Japanese, exact)Unrated
c&#233lula del pavimento epidermal (Spanish, exact)Unrated
shoot epidermal pavement cellUnrated
表皮被蓋細胞 (Japanese, exact)Unrated
cob (exact)Unrated
ear infructescence axisUnrated
c&#233lula apical meristem&#225tica del caulonema (Spanish, exact)Unrated
caulonema apical cell (exact)Unrated
caulonema apical initial (exact)Unrated
caulonema meristematic apical cellUnrated
カウロネマ分裂頂端細胞 (Japanese, exact)Unrated
leaf stomatal poreUnrated
poro estom&#225tico de la hoja (Spanish, exact)Unrated
葉気孔開口部 (Japanese, exact)Unrated
filodio transicional (exact)Unrated
filodio transicional EXACT Spanish [POC:Maria_Alejandra_Gandolfo] (Spanish, exact)Unrated
transition phyllode (exact)Unrated
transition phyllode leafUnrated
移行期の葉化葉 (Japanese, exact)Unrated
pared del ovario (Spanish, exact)Unrated
plant ovary wallUnrated
子房壁 (Japanese, exact)Unrated
dehiscence zoneUnrated
zona de dehiscencia (Spanish, exact)Unrated
裂開帯 (Japanese, exact)Unrated
mes&#243filo en empalizada (Spanish, exact)Unrated
palisade mesophyllUnrated
柵状葉肉 (Japanese, exact)Unrated
ap&#237culo de la palea (Spanish, exact)Unrated
palea apiculusUnrated
内頴頂端 (Japanese, exact)Unrated
anlagen del s&#233palo (Spanish, exact)Unrated
sepal anlagenUnrated
がく片原基 (Japanese, exact)Unrated
elaiosoma (Spanish, exact)Unrated
elaiosomeUnrated
油脂体 (Japanese, exact)Unrated
bud burst stageUnrated
E-L 4 (exact)Unrated
stem internode differentiation zoneUnrated
zona de diferenciaci&#243n del internodo del tallo (Spanish, exact)Unrated
茎節間分化帯（層） (Japanese, exact)Unrated
B enlarged microsporocyte stageUnrated
abaxial petiole canalUnrated
canal abaxial del pec&#237olo (Spanish, exact)Unrated
背軸側葉柄管 (Japanese, exact)Unrated
c&#233lula colenquim&#225tica (Spanish, exact)Unrated
collenchyma cellUnrated
厚角組織 細胞 (Japanese, exact)Unrated
endodermis de eje del epiblasto (epiblastema) (Spanish, exact)Unrated
shoot axis endodermisUnrated
シュート軸内胚葉 (Japanese, exact)Unrated
vascular leaf development stageUnrated
c&#233lula del tmema (Spanish, exact)Unrated
tmema cellUnrated
tmema細胞 (Japanese, exact)Unrated
FL.02 1/2 of flowers open stageUnrated
rosette growth stageUnrated
planta entera (Spanish, exact)Unrated
whole plantUnrated
植物体全体 (Japanese, exact)Unrated
F bilocular anther stageUnrated
fibra del floema (Spanish, exact)Unrated
phloem fiber cellUnrated
phloem fiber (exact)Unrated
師部繊維 (Japanese, exact)Unrated
archegonium neckUnrated
cuello del arquegonio (Spanish, exact)Unrated
造卵器頸部 (Japanese, exact)Unrated
caliptra de la ra&#237z primary (Spanish, exact)Unrated
root cap of primary rootUnrated
主根の根冠 (Japanese, exact)Unrated
root epidermal differentiation stageUnrated
floema primario (Spanish, exact)Unrated
portion of primary phloem tissue (exact)Unrated
primary phloemUnrated
一次師部 (Japanese, exact)Unrated
gynoecium development stageUnrated
trichoblastUnrated
tricoblasto (Spanish, exact)Unrated
根毛形成細胞、トリコブラスト (Japanese, exact)Unrated
glandes (exact)Unrated
glans (exact)Unrated
nuez (exact, Spanish)Unrated
nuß (exact, German)Unrated
nut (exact)Unrated
nut fruitUnrated
nutlet (exact)Unrated
caryopsis hullUnrated
pl&#250mula de Poaceae (Spanish, exact)Unrated
Poaceae hull (exact)Unrated
イネ科植物 籾殻、外皮 (Japanese, exact)Unrated
eighth order infructescence branch (exact)Unrated
eje de noveno orden de la infructescencia (Spanish, exact)Unrated
ninth order infructescence axisUnrated
base del filoma (Spanish, exact)Unrated
phyllome baseUnrated
フィロム基部 (Japanese, exact)Unrated
s&#233palo (Spanish, exact)Unrated
sepalUnrated
がく片 (Japanese, exact)Unrated
inflorescence branch pulvinusUnrated
pulv&#237nulo ramificado de una inflorescencia (Spanish, exact)Unrated
花序枝葉枕 (Japanese, exact)Unrated
FL.03 3/4 of flowers open stageUnrated
root emergence stageUnrated
tuber perimedullary zoneUnrated
zona perimedular del tub&#233rculo (Spanish, exact)Unrated
塊茎髄冠 (Japanese, exact)Unrated
ped&#250nculo del penacho (borla) (Spanish, exact)Unrated
tassel peduncleUnrated
雄穂花梗 (Japanese, exact)Unrated
L mature pollen stageUnrated
central endospermUnrated
endosperma central (Spanish, exact)Unrated
portion of central endosperm tissue (exact)Unrated
中心内胚乳、胚乳 (Japanese, exact)Unrated
endosperm parenchymaUnrated
par&#233nquima endosp&#233rmico (Spanish, exact)Unrated
内胚乳、胚乳柔組織 (Japanese, exact)Unrated
reaction woodUnrated
multicellular trichomeUnrated
tricoma multicelular (Spanish, exact)Unrated
多細胞毛（毛茸、糸状体） (Japanese, exact)Unrated
integumento interno (Spanish, exact)Unrated
plant ovule inner integumentUnrated
内珠皮 (Japanese, exact)Unrated
caullome (exact)Unrated
eje del epiblasto (epiblastema) (Spanish, exact)Unrated
shoot axisUnrated
シュート軸 (Japanese, exact)Unrated
articulated laticifer cellUnrated
c&#233lula del latic&#237fero articulado (Spanish, exact)Unrated
compound laticifer cell (exact)Unrated
laticifer member (exact)Unrated
連合乳管（有節乳管）細胞 (Japanese, exact)Unrated
collective plant organ structure development stageUnrated
etapa de desarrollo de una estructura colectiva de la planta (Spanish, exact)Unrated
集合的植物構造の発生過程 (Japanese, exact)Unrated
etapa de desarrollo de tejido vegetal (Spanish, exact)Unrated
plant tissue development stageUnrated
植物細胞発生過程 (Japanese, exact)Unrated
terminal budUnrated
yema terminal (Spanish, exact)Unrated
頂芽 (Japanese, exact)Unrated
sporophyte senescence stage (exact)Unrated
sporophyte senescent stageUnrated
c&#233lula de trasnferencia acompa&#241ante (Spanish, exact)Unrated
transfer companion cellUnrated
転送伴細胞 (Japanese, exact)Unrated
peridermis del eje del epiblasto (epiblastema) (Spanish, exact)Unrated
shoot axis peridermUnrated
シュート軸周皮 (Japanese, exact)Unrated
perigeneo (Spanish, exact)Unrated
perigynia (exact, plural)Unrated
perigyniumUnrated
ペリギニウム、果胞、造卵器群やそれから発生した胞子体の周辺の組織が発達し肉厚で筒状となった構造 (Japanese, exact)Unrated
2.07 main shoot and axillary shoots visible at seven nodes stageUnrated
etapa de desarrollo del xilema secundario (Spanish, exact)Unrated
sapwood development stage (exact)Unrated
secondary xylem development stageUnrated
wood development stage (exact)Unrated
二次木質部発生過程 (Japanese, exact)Unrated
etapa de desarrollo del talo vegetativo de la plant entera (Spanish, exact)Unrated
thallus vegetative whole plant development stageUnrated
葉状体栄養生長期 (Japanese, exact)Unrated
anther wall middle layerUnrated
capa media (Spanish, exact)Unrated
葯壁中間層 (Japanese, exact)Unrated
growth ring boundaryUnrated
l&#237mite del anillo de crecimiento (Spanish, exact)Unrated
年輪境界線 (Japanese, exact)Unrated
monarch protoxylemUnrated
protoxilema monarco (Spanish, exact)Unrated
単原型原生木部 (Japanese, exact)Unrated
ceonosoro (Spanish, exact)Unrated
ceonosorusUnrated
coenosori (exact, plural)Unrated
融合胞子嚢を有する維管束葉表面の集合構造 (Japanese, exact)Unrated
duramen (Spanish, exact)Unrated
heartwoodUnrated
心材 (Japanese, exact)Unrated
epiblasto (epiblastema) largo (Spanish, exact)Unrated
long shootUnrated
長枝 (Japanese, exact)Unrated
plant axis elongation zoneUnrated
zona de elongaci&#243n del eje de la planta (Spanish, exact)Unrated
植物軸伸長帯 (Japanese, exact)Unrated
margen del filoma (Spanish, exact)Unrated
phyllome marginUnrated
フィロム縁 (Japanese, exact)Unrated
espinilla de la hoja (Spanish, exact)Unrated
leaf prickleUnrated
葉刺状突起 (Japanese, exact)Unrated
coleoptile emergence stageUnrated
c&#233lula de pavimento de la hoja (Spanish, exact)Unrated
leaf pavement cellUnrated
葉被蓋細胞 (Japanese, exact)Unrated
plant embryo vascular systemUnrated
sistema vascular del embri&#243n (Spanish, exact)Unrated
胚維管系 (Japanese, exact)Unrated
bundle sheath cellUnrated
celula de la vaina del haz vascular (Spanish, exact)Unrated
維管束鞘細胞 (Japanese, exact)Unrated
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