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Enriched botanical record

Glyceria grandis

Glyceria grandis S.Watson

Also indexed asreed manna grassAmerican mannagrass/American Manna GrassAmerican MannagrassAmerican glyceriaAmerican manna grassGlycérie géante
FamilyPoaceae
GenusGlyceria
Use categories2
Linked notes0
Poison use is recorded for this taxon.This is a classification flag, not a dosage guide. Do not infer safe use from any documented-use label.

Botanical identity

This taxon is documented in the World Checklist of Useful Plant Species with a reported medicinal use. The record establishes a use report and botanical index entry, not clinical effectiveness or individual safety.

KingdomPlantae
Phylum / divisionTracheophyta
ClassLiliopsida
OrderPoales
FamilyPoaceae
GenusGlyceria
Scientific name with authorshipGlyceria grandis S.Watson

Indexed scientific synonyms

Glyceria americana (Torr.) PammelGlyceria arundinacea subsp. grandis (S.Watson) TzvelevGlyceria flavescens M.E.JonesGlyceria grandis f. grandisGlyceria grandis f. pallescens FernaldGlyceria grandis var. komarovii KelsoGlyceria hulteniana Á.LöveGlyceria maxima f. pallescens (Fernald) B.BoivinGlyceria maxima subsp. grandis (S.Watson) HulténGlyceria maxima var. americana (Torr.) B.BoivinGlyceria maxima var. grandis (S.Watson) BreitungPanicularia americana (Torr.) MacMill.Panicularia grandis (S.Watson) NashPoa aquatica var. americana Torr.

Documented use categories

Medicine
Poison reported

These categories describe the kinds of human-use reports attached to the taxon in the source checklist. Multiple categories can coexist; a plant may be recorded as both food and poison, depending on part, preparation and context.

How to interpret this record

Evidence boundary

A taxonomic use record is a discovery and indexing signal. Clinical evidence must be assessed separately for the exact species, plant part, preparation, route, dose and health question.

Safety boundary

Correct identification is essential. Toxicity, contraindications, interactions and safe preparation cannot be inferred from a documented-use record.

Dataset record and provenance

DatasetWCUPS 2020
LicenceCC BY 4.0
Name sourceIPNI
IPNI / external identifier110976-2
Use codesME PO
Crop wild relativeNo

Contributing checklist sources

USDA GRINMedicinal Plant Names Services v8.2

Read the full dataset citation, licence and import methodology →

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Educational index, not a treatment recommendation

The presence of a taxon in this database does not provide a diagnosis, dose, formulation or assurance of safety. Some indexed plants are toxic, regulated, endangered or unsafe in specific life stages.