Plants › Pontederiaceae
common water hyacinth
Pontederia crassipes
28 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
anchored water hyacinthPontederia azurea
pickerelweedPontederia cordata
Water LettucePistia stratiotes
Tropical pickerelweedPontederia rotundifolia
Heartleaf False PickerelweedPontederia vaginalis
Kidneyleaf mud plantainHeteranthera reniformis
Amazon FrogbitLimnobium laevigatum
marsh callaCalla palustris
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 8,007 |
|---|---|
| Mexico | 1,826 |
| Texas | 1,611 |
| Louisiana | 1,373 |
| India | 1,349 |
| China | 909 |
| South Africa | 733 |
| Brazil | 635 |
| California | 633 |
| Georgia | 582 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Human edibleListed as edible by a harvested source. This is a research trait, not foraging advice.Kew World Checklist of Useful Plant Species
- Medicinal useListed as having medicinal use by a harvested source. This is not medical advice.Kew World Checklist of Useful Plant Species
- Fuel useListed as being used for fuel by a harvested source.Kew World Checklist of Useful Plant Species
- Material useListed as being used for materials such as wood, fiber, resin, gum, or oil.Kew World Checklist of Useful Plant Species
- Crop wild relativeListed as a crop wild relative or crop gene source by a harvested source.Kew World Checklist of Useful Plant Species
- Restoration or landscaping useListed as being used for restoration, landscaping, ornamental planting, erosion control, soil improvement, shade, windbreaks, pollution indicators, or wastewater purification.Kew World Checklist of Useful Plant Species
Edibility, toxicity and medicinal traits are records from datasets, not advice. Never eat, handle or use a wild species on the strength of an app.
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | monocots · Liliopsida |
| Order | Spiderworts and Allies · Commelinales |
| Family | Pontederiaceae |
| Genus | Pickerel Weeds · Pontederia |
Study it in a deck
- Edible in Baltimore County
- Medicinal Plants of Baltimore County
- Plants of Charleston County, South Carolina, United States
- Plants of Shoalhaven, New South Wales, Australia
- Survival in Maryland
- Trees of Maryland
Or build your own from the species near you.
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- Traits: Kew World Checklist of Useful Plant Species (CC BY 4.0)
- How much to rely on each source
Remember the name next time.
Practise common water hyacinth with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.