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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
basal endosperm transfer cellUnrated
c&#233lula de transferencia del endosperma basal (Spanish, exact)Unrated
基底胚乳転送細胞 (Japanese, exact)Unrated
carpel trichomeUnrated
tricoma del carpelo (Spanish, exact)Unrated
心皮毛（毛茸、糸状体） (Japanese, exact)Unrated
arista de la gluma (Spanish, exact)Unrated
glume awnUnrated
苞頴芒 (Japanese, exact)Unrated
c&#233lula guardiana del filoma (Spanish, exact)Unrated
phyllome guard cellUnrated
フィロム孔辺細胞 (Japanese, exact)Unrated
root system ground meristemUnrated
H late unicellular microspore stageUnrated
anther development stageUnrated
ovule primordiumUnrated
portion of ovule primordium tissue (exact)Unrated
primordio de &#243vulo (Spanish, exact)Unrated
胚珠原基（可視的） (Japanese, exact)Unrated
portion of protonema tissue (exact)Unrated
protonemaUnrated
protonema (Spanish, exact)Unrated
protonemata (exact, plural)Unrated
原糸体 (Japanese, exact)Unrated
albura (Spanish, exact)Unrated
sapwoodUnrated
液材、辺材 (Japanese, exact)Unrated
c&#233lula esclerenquim&#225tica (Spanish, exact)Unrated
sclerenchyma cellUnrated
厚膜組織 細胞 (Japanese, exact)Unrated
etapa de desarrollo del xilema (Spanish, exact)Unrated
xylem development stageUnrated
木質部発生過程 (Japanese, exact)Unrated
gluma superior del penacho (borla) de la espiguilla (Spanish, exact)Unrated
upper glume of tassel spikeletUnrated
雄穂（花）小穂の第二苞頴(second glume) (Japanese, exact)Unrated
metaxylem vessel element (exact)Unrated
metaxylem vessel memberUnrated
rosetteUnrated
etapa reproductiva del gametofito (Spanish, exact)Unrated
gametophyte reproductively competent stage (exact)Unrated
gametophyte reproductive stageUnrated
gametophytic reproductive stage (exact)Unrated
配偶体生殖段階 (Japanese, exact)Unrated
c&#233lula guardiana de la hoja (Spanish, exact)Unrated
leaf guard cellUnrated
葉孔辺細胞 (Japanese, exact)Unrated
par&#233nquima del p&#233talo (Spanish, exact)Unrated
petal parenchymaUnrated
花弁柔組織 (Japanese, exact)Unrated
c&#233lula de pasaje exod&#233rmica (Spanish, exact)Unrated
exodermal passage cellUnrated
外皮通過細胞 (Japanese, exact)Unrated
panicle (exact)Unrated
panicle inflorescenceUnrated
shoot axis vascular systemUnrated
sistema vascular del eje del epiblasto (epiblastema) (Spanish, exact)Unrated
シュート軸維管系 (Japanese, exact)Unrated
aerial tuber axillary shootUnrated
epiblasto (epiblastema) axilar de tub&#233rculo a&#233reo (Spanish, exact)Unrated
むかご（珠芽）腋枝 (Japanese, exact)Unrated
archegonial neck canal (exact)Unrated
archegonium neck canalUnrated
canal del cuello del arquegonio (Spanish, exact)Unrated
造卵器頚溝 (Japanese, exact)Unrated
br&#225ctea (Spanish, exact)Unrated
bractUnrated
苞葉 (Japanese, exact)Unrated
epicotyl emergence stageUnrated
carpel primordium visible stageUnrated
internodo del rizoma (Spanish, exact)Unrated
rhizome internodeUnrated
根茎節間 (Japanese, exact)Unrated
meristema de engrosamiento secundario (Spanish, exact)Unrated
secondary thickening meristemUnrated
STM (exact)Unrated
二次 肥厚分裂組織 (Japanese, exact)Unrated
glandular trichomeUnrated
tricoma gl&#225ndular (Spanish, exact)Unrated
腺毛 (Japanese, exact)Unrated
penacho (borla) s&#233sil del florete (Spanish, exact)Unrated
tassel sessile spikeletUnrated
雄穂（花）の無柄小穂 (Japanese, exact)Unrated
cotyledon emergence stageUnrated
procambio del epiblasto (Spanish, exact)Unrated
shoot procambiumUnrated
シュート前形成層 (Japanese, exact)Unrated
collective plant structureUnrated
estructura vegetal colectiva (Spanish, exact)Unrated
集合的植物構造 (Japanese, exact)Unrated
subterranean shoot axis tuberUnrated
tub&#233rculo subterr&#225neo (Spanish, exact)Unrated
地下塊茎 (Japanese, exact)Unrated
meristema L3 (Spanish, exact)Unrated
meristem L3 layerUnrated
分裂組織 L3 (Japanese, exact)Unrated
espina de hoja (Spanish, exact)Unrated
leaf spine (exact)Unrated
spine leafUnrated
葉針(spine leaf?) (Japanese, exact)Unrated
porci&#243n del tejido secretor (Spanish, exact)Unrated
portion of secretory tissueUnrated
分泌組織の一部 (Japanese, exact)Unrated
punta del s&#233palo (Spanish, exact)Unrated
sepal tipUnrated
がく片先端 (Japanese, exact)Unrated
fibra del xilema (Spanish, exact)Unrated
xylem fiber cellUnrated
木部繊維細胞 (Japanese, exact)Unrated
col&#233nquima (Spanish, exact)Unrated
collenchymaUnrated
portion of collenchyma tissue (exact)Unrated
厚角組織 (Japanese, exact)Unrated
meristema en placa del filoma (Spanish, exact)Unrated
phyllome plate meristemUnrated
フィロムplate分裂細胞 (Japanese, exact)Unrated
petal tipUnrated
punta del p&#233talo (Spanish, exact)Unrated
花弁先端 (Japanese, exact)Unrated
hoja en roseta (Spanish, exact)Unrated
rosette leafUnrated
ロゼット葉 (Japanese, exact)Unrated
phyllome stomatal poreUnrated
poro estom&#225tico del filoma (Spanish, exact)Unrated
フィロム 気孔開口部 (Japanese, exact)Unrated
carpellate inflorescence (exact)Unrated
pistillate inflorescenceUnrated
calathidium (exact)Unrated
capitula (exact, plural)Unrated
capitulum (exact)Unrated
capitulum inflorescenceUnrated
cultured embryo (exact)Unrated
cultured plant embryoUnrated
embri&#243n cultivado (Spanish, exact)Unrated
培養植物胚 (Japanese, exact)Unrated
hidroide (Spanish, exact)Unrated
hydroidUnrated
hydroid cell (exact)Unrated
ハイドロイド、仮導管状細胞 (Japanese, exact)Unrated
fruit pedicel abscission zoneUnrated
fruit pedicel joint (exact)Unrated
c&#233lula papilosa de la epidermis (Spanish, exact)Unrated
leaf papilla cellUnrated
葉乳頭毛細胞（パピラ） (Japanese, exact)Unrated
terminal vegetative budUnrated
yema vegetativa terminal (Spanish, exact)Unrated
栄養成長型頂芽 (Japanese, exact)Unrated
shoot axis internode elongation zoneUnrated
zona de elongaci&#243n del internodo de epiblasto (epiblastema) (Spanish, exact)Unrated
シュート節間伸長帯（層） (Japanese, exact)Unrated
porci&#243n de sustancia vegetal (Spanish, exact)Unrated
portion of plant substanceUnrated
植物を構成する物質の一部 (Japanese, exact)Unrated
terminal strobilus budUnrated
yema de estr&#243bilo terminal (Spanish, exact)Unrated
頂果芽 (Japanese, exact)Unrated
epidermis adaxail del t&#233palo (Spanish, exact)Unrated
tepal adaxial epidermisUnrated
花被片向軸側 表皮 (Japanese, exact)Unrated
l&#237gula (Spanish, exact)Unrated
liguleUnrated
葉舌 (Japanese, exact)Unrated
phyllome lamina crenaUnrated
phyllome lamina crenae (exact, plural)Unrated
フィロム葉身鈍鋸歯状 (Japanese, exact)Unrated
androecium primordiumUnrated
portion of androecium primordium tissue (exact)Unrated
primordium del androecio (Spanish, exact)Unrated
雄蕊群原基(可視的） (Japanese, exact)Unrated
hoja pinnada (Spanish, exact)Unrated
pinnate leafUnrated
羽状葉 (Japanese, exact)Unrated
cotyledon adaxial epidermisUnrated
epidermis adaxial de cotiled&#243n (Spanish, exact)Unrated
子葉 向軸側 表皮 (Japanese, exact)Unrated
collar rhizoid (exact)Unrated
cotyledonary node rhizoidUnrated
rizoide del nodo del cotiled&#243n (Spanish, exact)Unrated
wurtzelhalsrhizoid (exact)Unrated
子葉節仮根 (Japanese, exact)Unrated
meristema del epiblasto (epiblastema) (Spanish, exact)Unrated
shoot system meristemUnrated
シュート分裂組織 (Japanese, exact)Unrated
pitch (exact)Unrated
plant resinUnrated
nucellusUnrated
nucelo (Spanish, exact)Unrated
珠心 (Japanese, exact)Unrated
c&#233lula masculina arquesporial (Spanish, exact)Unrated
male archesporial cellUnrated
male archesporial initial (exact)Unrated
雄性胞原細胞 (Japanese, exact)Unrated
shoot-borne root spineUnrated
estomio (Spanish, exact)Unrated
stomia (exact, plural)Unrated
stomiumUnrated
口辺細胞 (Japanese, exact)Unrated
c&#233lula de pavimento de la superficie abaxial de la hoja (Spanish, exact)Unrated
leaf abaxial pavement cellUnrated
葉背軸側被蓋細胞 (Japanese, exact)Unrated
megasporofilo (Spanish, exact)Unrated
megasporophyllUnrated
大胞子葉 (Japanese, exact)Unrated
regi&#243n interfascicular de tub&#233rculo (Spanish, exact)Unrated
tuber interfascicular regionUnrated
塊茎維管束間領域 (Japanese, exact)Unrated
I first mitotic division stageUnrated
pistillodeUnrated
pistillodia (exact, plural)Unrated
pistillodium (exact)Unrated
pistilodio (Spanish, exact)Unrated
不稔の雌蕊、退化雌蕊 (Japanese, exact)Unrated
eje de tres orden de la infructescencia (Spanish, exact)Unrated
secondary infructescence branch (exact)Unrated
second order infructescence branch (exact)Unrated
third order infructescence axisUnrated
c&#233lula apical del talo (Spanish, exact)Unrated
thallus apical cell (exact)Unrated
thallus apical initial (exact)Unrated
thallus meristematic apical cellUnrated
葉状体分裂組織の頂端細胞 (Japanese, exact)Unrated
compound raceme (exact)Unrated
compound raceme inflorescenceUnrated
double raceme (exact)Unrated
aerial tuber axillary bud meristemUnrated
meristema axilar de yema de tub&#233rculo a&#233reo (Spanish, exact)Unrated
むかご（珠芽）腋芽分裂組織 (Japanese, exact)Unrated
c&#233lula del pelo de la ra&#237z (Spanish, exact)Unrated
root hair cellUnrated
根毛細胞 (Japanese, exact)Unrated
reproductive shoot systemUnrated
sistema de brote reproductivo (Spanish, exact)Unrated
生殖シュート 系、苗条系 (Japanese, exact)Unrated
cambium vascular de la ra&#237z (Spanish, exact)Unrated
root vascular cambiumUnrated
根維管系形成層 (Japanese, exact)Unrated
lemma est&#233ril (Spanish, exact)Unrated
sterile lemmaUnrated
不稔外頴 (Japanese, exact)Unrated
apice del tricoma (Spanish, exact)Unrated
trichome apexUnrated
トリコーム（毛茸、糸状体）頂端 (Japanese, exact)Unrated
microsporangium tapetumUnrated
tapeto del microsporangio (Spanish, exact)Unrated
小胞子嚢絨毯組織（タペート組織） (Japanese, exact)Unrated
elemento vaso del xilema primario (Spanish, exact)Unrated
primary xylem vessel element (exact)Unrated
primary xylem vessel memberUnrated
一次木質部導管状要素 (Japanese, exact)Unrated
IE.01 1/4 of inflorescence emerged from flag leaf sheath stageUnrated
leaf lamina lobeUnrated
lóbulo de la lámina de la hoja (Spanish, exact)Unrated
葉身裂片(Japanese, exact)Unrated
cormUnrated
cormo (Spanish, exact)Unrated
球茎 (Japanese, exact)Unrated
vascular leaf expansion stageUnrated
rafe (Spanish, exact)Unrated
rapheUnrated
背線、縫線 (Japanese, exact)Unrated
collective tepal structureUnrated
estructura colectiva del t&#233palo (Spanish, exact)Unrated
集合花被片構造 (Japanese, exact)Unrated
epidermis interno del ovario (Spanish, exact)Unrated
plant ovary inner epidermisUnrated
子房の表側、向軸側の表皮 (Japanese, exact)Unrated
microspora (Spanish, exact)Unrated
microsporeUnrated
小胞子 (Japanese, exact)Unrated
penacho (borla) pedicelada del florete (Spanish, exact)Unrated
tassel pedicellate spikeletUnrated
雄穂（花）の有柄小穂 (Japanese, exact)Unrated
apical hookUnrated
gancho apical (Spanish, exact)Unrated
頂端かぎ状屈曲構造 (Japanese, exact)Unrated
c&#233lula del polo floem&#225tico del periciclo (Spanish, exact)Unrated
phloem pole pericycle cellUnrated
師部極内鞘細胞 (Japanese, exact)Unrated
c&#233lula clorenquim&#225tica (Spanish, exact)Unrated
chlorenchyma cellUnrated
同化組織、葉緑組織 細胞 (Japanese, exact)Unrated
cigoto (Spanish, exact)Unrated
plant zygoteUnrated
植物接合子、接合体 (Japanese, exact)Unrated
lemma development stageUnrated
epidermis adaxial de la hoja (Spanish, exact)Unrated
leaf adaxial epidermisUnrated
葉向軸側表皮 (Japanese, exact)Unrated
SE.05 five nodes or internodes visible stageUnrated
vascular leaf anlagenUnrated
維管束系葉原基 (Japanese, exact)Unrated
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