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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
caliz fusionado (Spanish, exact)Unrated
connate sepal structure (exact)Unrated
fused calyxUnrated
融合がく(Japanese, exact)Unrated
2.04 main shoot and axillary shoots visible at four nodes stageUnrated
par&#233nquima de la ra&#237z (Spanish, exact)Unrated
root parenchymaUnrated
根柔組織 (Japanese, exact)Unrated
formation of vascular leaflet primordia stageUnrated
antera (Spanish, exact)Unrated
antherUnrated
半葯,花粉のう (Japanese, exact)Unrated
budUnrated
yema (Spanish, exact)Unrated
芽 (Japanese, exact)Unrated
J bicellular pollen stageUnrated
megagametophyte development stageUnrated
anther wall primary parietal cell layerUnrated
capa primaria de c&#233lulas parietales (Spanish, exact)Unrated
pollen sac primary parietal cell layer (exact)Unrated
葯壁一次側膜細胞層、壁細胞層 (Japanese, exact)Unrated
areola de la l&#225mina foliar (Spanish, exact)Unrated
leaf lamina areoleUnrated
葉身網目隙 (Japanese, exact)Unrated
accessory paracladeUnrated
accessory second order inflorescence axis (exact)Unrated
paraclado accesorio (Spanish, exact)Unrated
副（補助）側生分枝 (Japanese, exact)Unrated
pedicelUnrated
felodermis (Spanish, exact)Unrated
phellodermUnrated
portion of phelloderm tissue (exact)Unrated
コルク皮層 (Japanese, exact)Unrated
endotecio del megasporangio (Spanish, exact)Unrated
megasporangium endotheciumUnrated
大胞子嚢内皮 (Japanese, exact)Unrated
eje de decimo orden de la infructescencia (Spanish, exact)Unrated
ninth or higher order infructescence branch (exact)Unrated
tenth order infructescence axisUnrated
whole plant fruit ripening stageUnrated
cambial zoneUnrated
zona cambial (Spanish, exact)Unrated
形成層帯 (Japanese, exact)Unrated
primary xylem tracheidUnrated
traqueida del xilema primario (Spanish, exact)Unrated
一次木質部仮導管 (Japanese, exact)Unrated
branch procambiumUnrated
procambio de la ramificaci&#243n (Spanish, exact)Unrated
枝前形成層 (Japanese, exact)Unrated
fruit development stageUnrated
floral organ abscission zoneUnrated
zona de absici&#243n de la flor (Spanish, exact)Unrated
落花帯（層） (Japanese, exact)Unrated
flower bract primordia (exact, plural)Unrated
flower bract primordiumUnrated
portion of flower bract primordium tissue (exact)Unrated
primordio de la br&#225ctea floral (Spanish, exact)Unrated
花苞（葉）原基（可視的） (Japanese, exact)Unrated
SE.97 flag leaf visible stageUnrated
amphitheciumUnrated
anfitecio (Spanish, exact)Unrated
アンフィテシウム細胞 (Japanese, exact)Unrated
portion of primordial tissue (exact)Unrated
portion of primordium tissue (exact)Unrated
primordia (exact, plural)Unrated
primordio (Spanish, exact)Unrated
primordiumUnrated
原基（可視的） (Japanese, exact)Unrated
etapa de muerte de las c&#233lulas parenquim&#225ticas del xilema secundario (Spanish, exact)Unrated
secondary xylem parenchyma cell death stage of secondary xylemUnrated
二次木部柔組織細胞死期 (Japanese, exact)Unrated
periblemUnrated
periblema (Spanish, exact)Unrated
原皮層 (Japanese, exact)Unrated
phyllome lamina lobeUnrated
フィロム葉身裂片 (Japanese, exact)Unrated
LP.16 sixteen leaves visible stageUnrated
adaxial nucellar projectionUnrated
proyecci&#243n nucelar adaxial (Spanish, exact)Unrated
向軸側珠心突起 (Japanese, exact)Unrated
lod&#237culo (Spanish, exact)Unrated
lodiculeUnrated
lodiculus (exact)Unrated
squamellae (exact, plural)Unrated
squamella (exact)Unrated
squamule (exact)Unrated
鱗被 (Japanese, exact)Unrated
megasporangio (Spanish, exact)Unrated
megasporangiumUnrated
大胞子嚢 (Japanese, exact)Unrated
IE.03 3/4 of inflorescence emerged from flag leaf sheath stageUnrated
aerial tuber axillary vegetative budUnrated
yema vegetativa axilar de tub&#233rculo a&#233reo (Spanish, exact)Unrated
むかご（珠芽）腋枝芽 (Japanese, exact)Unrated
c&#233lula madre de la c&#233lula guardiana (Spanish, exact)Unrated
guard mother cellUnrated
孔辺母細胞 (Japanese, exact)Unrated
cotyledon anlagenUnrated
precursor de cotiled&#243n (Spanish, exact)Unrated
子葉原基 (Japanese, exact)Unrated
brush (exact)Unrated
comaUnrated
comae (exact, plural)Unrated
comas (exact, plural)Unrated
coma (Spanish, exact)Unrated
種髪 (Japanese, exact)Unrated
connate petal structure (exact)Unrated
corola fusionada (Spanish, exact)Unrated
fused corollaUnrated
融合花冠 (Japanese, exact)Unrated
meristema adaxial del filoma (Spanish, exact)Unrated
phyllome adaxial meristemUnrated
フィロム向軸側分裂組織 (Japanese, exact)Unrated
base del t&#233palo (Spanish, exact)Unrated
tepal baseUnrated
花被片基部 (Japanese, exact)Unrated
cigar leaf dorsal surface (exact)Unrated
cigar leaf lamina abaxial epidermisUnrated
epidermis abaxial de la l&#225mina de la hoja en cigarro (Spanish, exact)Unrated
葉巻状葉の葉身背軸側表皮 (Japanese, exact)Unrated
base de la hoja (Spanish, exact)Unrated
leaf baseUnrated
葉脚、葉底、葉身基部 (Japanese, exact)Unrated
meristema del penacho (borla) de la espiguilla (Spanish, exact)Unrated
tassel spikelet meristemUnrated
雄穂（花）の小穂分裂組織 (Japanese, exact)Unrated
c&#233lula apical del epiblasto (Spanish, exact)Unrated
shoot apical cell (exact)Unrated
shoot apical initial (exact)Unrated
shoot meristematic apical cellUnrated
シュート分裂組織の頂端細胞 (Japanese, exact)Unrated
aerial tuber perimedullary zoneUnrated
zona perimedular del tub&#233rculo a&#233reo (Spanish, exact)Unrated
むかご（珠芽）髄冠 (Japanese, exact)Unrated
collective phyllome structureUnrated
estructura colectiva del filoma (Spanish, exact)Unrated
葉的器官が集まった構造 (Japanese, exact)Unrated
fruit size 70% to final size stageUnrated
c&#233lula del periciclo (Spanish, exact)Unrated
pericycle cellUnrated
内鞘細胞 (Japanese, exact)Unrated
tension woodUnrated
LP.07 seven leaves visible stageUnrated
arilUnrated
arilo (Spanish, exact)Unrated
仮種皮 (Japanese, exact)Unrated
plant embryo development stageUnrated
archegonial neck canal cell (exact)Unrated
archegonium neck canal cellUnrated
c&#233lula del canal del cuello del arquegonio (Spanish, exact)Unrated
造卵器頚溝細胞 (Japanese, exact)Unrated
fibra libriforme (Spanish, exact)Unrated
libriform fiber cellUnrated
libriform fiber (exact)Unrated
真性木繊維 (Japanese, exact)Unrated
adult vascular leafUnrated
hoja adulta (Spanish, exact)Unrated
維管束系の成葉 (Japanese, exact)Unrated
endocarpUnrated
endocarpo (Spanish, exact)Unrated
portion of endocarp tissue (exact)Unrated
内果皮 (Japanese, exact)Unrated
punta del tricoma (Spanish, exact)Unrated
trichome tipUnrated
トリコーム（毛茸、糸状体）先端 (Japanese, exact)Unrated
A megaspore mother cell enlarges stageUnrated
phyllome anlagen cell (exact)Unrated
phyllome founder cellUnrated
eje de la planta (Spanish, exact)Unrated
plant axes (exact, plural)Unrated
plant axisUnrated
植物軸（軸柱） (Japanese, exact)Unrated
branch internode elongation zoneUnrated
zona de elongaci&#243n de la ramificaci&#243n del internodo (Spanish, exact)Unrated
枝節間伸長帯（層） (Japanese, exact)Unrated
&#225pice del s&#233palo (Spanish, exact)Unrated
sepal apexUnrated
がく片頂端 (Japanese, exact)Unrated
lado adaxial del primordio de la hoja (Spanish, exact)Unrated
vascular leaf primordium adaxial sideUnrated
葉原基(可視的）の表側、向軸側 (Japanese, exact)Unrated
pollen sacUnrated
saco pol&#237nico (Spanish, exact)Unrated
花粉のう (Japanese, exact)Unrated
ear spikelet pair meristemUnrated
par de meristemas de la espiga de la espiguilla (Spanish, exact)Unrated
雌穂（花）小穂対分裂組織 (Japanese, exact)Unrated
metaxylem vesselUnrated
hidatodo (Spanish, exact)Unrated
hydathodeUnrated
排水組織 (Japanese, exact)Unrated
primary xylem vesselUnrated
vaso del xilema primario (Spanish, exact)Unrated
一次木質部導管 (Japanese, exact)Unrated
etapa de desarrollo del tricoma (Spanish, exact)Unrated
trichome development stageUnrated
毛発生過程 (Japanese, exact)Unrated
pericyclic lateral rootUnrated
ra&#237z lateral peric&#237clica (Spanish, exact)Unrated
内鞘由来分枝根 (Japanese, exact)Unrated
infructescence fruit pedicelUnrated
pedicelo del fruto (Spanish, exact)Unrated
果柄 (Japanese, exact)Unrated
columela de la c&#225psula de musgo (Spanish, exact)Unrated
spore capsule columellaUnrated
コケ類　蒴（さく）軸柱 (Japanese, exact)Unrated
leaf abscission zoneUnrated
zona de absici&#243n de la hoja (Spanish, exact)Unrated
葉離層帯 (Japanese, exact)Unrated
gynoecial ridge (exact)Unrated
gynoecium ridgeUnrated
stylar ridge (exact)Unrated
surco del ginoecio (Spanish, exact)Unrated
雌蕊縁 (Japanese, exact)Unrated
internodo del tallo (Spanish, exact)Unrated
stem internodeUnrated
茎節間 (Japanese, exact)Unrated
paleaUnrated
palea of lower floret of sessile spikelet of ear (exact)Unrated
palea (Spanish, exact)Unrated
内頴 (Japanese, exact)Unrated
c&#233lula cribosa (Spanish, exact)Unrated
sieve cellUnrated
師（篩）細胞 (Japanese, exact)Unrated
c&#233lula meristem&#225tica (Spanish, exact)Unrated
meristematic cellUnrated
stem cell (exact)Unrated
分裂組織細胞 (Japanese, exact)Unrated
corteza del tub&#233rculo subterr&#225neo (Spanish, exact)Unrated
Outer storage tissue (exact)Unrated
subterranean tuber cortexUnrated
地下塊茎 皮層 (Japanese, exact)Unrated
whole plant fruit formation stageUnrated
hipodermis (Spanish, exact)Unrated
hypodermisUnrated
portion of hypodermal tissue (exact)Unrated
真皮 (Japanese, exact)Unrated
petal vascular systemUnrated
sistema vascular de p&#233talo (Spanish, exact)Unrated
花弁維管系 (Japanese, exact)Unrated
callo cultivado (Spanish, exact)Unrated
cultured plant callusUnrated
培養植物カルス (Japanese, exact)Unrated
c&#233lula cribosa del floema primario (Spanish, exact)Unrated
primary phloem sieve cellUnrated
一次師部 師（篩）細胞 (Japanese, exact)Unrated
raiz tuberosa (Spanish, exact)Unrated
tuberous rootUnrated
塊茎根 (Japanese, exact)Unrated
meristema vegetativo apical del epiblasto (epiblastema) (Spanish, exact)Unrated
vegetative shoot apical meristemUnrated
栄養シュート頂端分裂組織 (Japanese, exact)Unrated
estructura vegetal in vito (Spanish, exact)Unrated
in vitro plant structureUnrated
培養下植物構造 (Japanese, exact)Unrated
dermal tissue (exact)Unrated
epidermal layer (exact)Unrated
epidermides (exact, plural)Unrated
epidermises (exact, plural)Unrated
epidermis (Spanish, exact)Unrated
plant epidermisUnrated
portion of epidermal tissue (exact)Unrated
表皮 (Japanese, exact)Unrated
indeterminate noduleUnrated
n&#243dulo indeterminable (Spanish, exact)Unrated
無限型根粒 (Japanese, exact)Unrated
br&#225ctea floral (Spanish, exact)Unrated
floral bract (exact)Unrated
flower bractUnrated
花苞（葉） (Japanese, exact)Unrated
megaspora (Spanish, exact)Unrated
megasporeUnrated
大胞子 (Japanese, exact)Unrated
brachycyteUnrated
braquicito (Spanish, exact)Unrated
brood cell (exact)Unrated
原糸体細胞の細胞壁を厚くした細胞、耐性細胞(brood cell?) (Japanese, exact)Unrated
boca de la c&#225psula productora de esporas (Spanish, exact)Unrated
sporangium mouth (exact)Unrated
spore capsule mouthUnrated
胞子嚢口 (Japanese, exact)Unrated
central axis of ear inflorescence (exact)Unrated
ear inflorescence rachis (exact)Unrated
espiga central de la espiga de la inflorescencia (Spanish, exact)Unrated
first order ear inflorescence axisUnrated
雌穂（花）中央の穂 (Japanese, exact)Unrated
cápsula loculicida (exact, Spanish)Unrated
loculicidal capsule (exact)Unrated
loculicidal capsule fruitUnrated
lokulizide kapsule (exact, German)Unrated
shoot-borne shoot systemUnrated
sistema de epiblasto (epiblastema) que nace en el epiblasto (epiblastema) (Spanish, exact)Unrated
シュート由来苗条系 (Japanese, exact)Unrated
late woodUnrated
latewood (exact)Unrated
madera tard&#237a (Spanish, exact)Unrated
晩材 (Japanese, exact)Unrated
exotegmenUnrated
tegmen exterior (Spanish, exact)Unrated
内珠皮の外側の表皮から発生する内種皮 (Japanese, exact)Unrated
ramificaci&#243n corta del penacho (borla) (Spanish, exact)Unrated
short tassel branchUnrated
雄穂短枝 (Japanese, exact)Unrated
protonemal side branch initial cell (exact)Unrated
protonema side branch initial cellUnrated
protonema side branch initial (exact)Unrated
rama lateral inicial del protonema (Spanish, exact)Unrated
原糸体側枝始原細胞 (Japanese, exact)Unrated
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