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Light mode. White background and dark text. Dark mode. Dark background and light text, for low light situations or preference. High contrast mode. Very dark background and very bright yellow text. For bright outdoor light and accessibility.

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Data light. Don't show photos automatically, e.g., spotty cell connection. Data not limited. Show all photos by default.

Account

Support FSUS...

We've finished our 2024 fundraiser. Many thanks to those who have given! It's not too late to support us (click here)...

2024 has been a banner year for making the best flora we can imagine. We've created:

Keys with embedded images of diagnostic features
Clickable glossary terms with illustrated definitions
FloraQuest: Carolinas & Georgia mobile app
Heliophily and Wetland Statuses
Direct links to Flora of North America
17,730 new high quality diagnostic photos and counting

With financial support from people like you, we are aiming even higher in 2025. Together we can accomplish all this: Vote on our 2025 priorities

Add Global Conservation Ranks (GRanks) vote
Professional graphic keys (polyclaves) to individual families/genera vote
2 new FloraQuest apps: Florida & Mid-South vote
Image overlays highlighting diagnostic characters with arrows vote
iNaturalist integration in FloraQuest vote

Write-in vote: vote

We've set a goal of recruiting 200 ongoing supporters to donate $15 or more each month in 2025. Please help us reach this goal and make next year's flora even better:

Donate $15 per month
(0.02¢/plant image)

Donate $30 per month
(0.05¢/plant image)

Donate $50 per month
(amazing!)

Donate another
or one-time amount

Family	Scientific Name	Common Name
Acanthaceae	Andrographis	False Water-willow
Acanthaceae	Anisacanthus	Desert-honeysuckle
Acanthaceae	Asystasia	Chinese Violet
Acanthaceae	Avicennia	Black Mangrove
Acanthaceae	Barleria
Acanthaceae	Carlowrightia	Carlowrightia, Wrightwort
Acanthaceae	Dicliptera	Dicliptera, Foldwing
Acanthaceae	Dyschoriste	Twinflower, Snakeherb, Dyschoriste
Acanthaceae	Elytraria	Elytraria
Acanthaceae	Eranthemum
Acanthaceae	Graptophyllum
Acanthaceae	Hygrophila	Swampweed
Acanthaceae	Hypoestes
Acanthaceae	Justicia	Water-willow
Acanthaceae	Nelsonia	Nelsonia
Acanthaceae	Odontonema	Firespike
Acanthaceae	Pseuderanthemum
Acanthaceae	Ruellia	Wild-petunia
Acanthaceae	Stenandrium
Acanthaceae	Strobilanthes
Acanthaceae	Thunbergia	Clock-vine
Acanthaceae	Yeatesia	Bractspike