Weatherby's Arrowhead
Sagittaria graminea var. weatherbiana
Found in fresh to brackish marshes, tidal cypress-gum swamps, streambanks, pineland pools. Weakley, Flora of the Southeastern United States (2025), Florida edition What its natural habitat tells you
Native to Florida. How scores work Is it native here?
Profile 88%
- Height
- Up to about 3 feet
- Light
- Partial shade, Full shade, Full sun
- Soil moisture
- Wet to standing water
No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Perennial
- Bloom
- April to June
Not yet recorded · Spread · Leaves
Recorded in 1 Florida county.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Coastal marshes flooded by salty or brackish tides.
Streams, rivers and their banks
Flowing water and its banks, bars and rocky shoals.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Florida. Shared habitat, not food. 117 animals.
- Gray CatbirdDumetella carolinensis
- Great Blue HeronArdea herodias
- Great Crested FlycatcherMyiarchus crinitus
- Great EgretArdea alba
- Great Horned OwlBubo virginianus
- Green HeronButorides virescens
- Hairy WoodpeckerPicoides villosus
- Hermit ThrushCatharus guttatus
- Hooded MerganserLophodytes cucullatus
- Hooded WarblerWilsonia citrina
- Indigo BuntingPasserina cyanea
- Kentucky WarblerOporornis formosus
- LimpkinAramus guarauna
- Louisiana WaterthrushSeiurus motacilla
- Magnificent FrigatebirdFregata magnificens
- MallardAnas platyrhynchos
- Marsh WrenCistothorus palustris
- Mississippi KiteIctinia mississippiensis
- Mourning DoveZenaida macroura
- Northern CardinalCardinalis cardinalis
- Northern FlickerColaptes auratus
- Northern MockingbirdMimus polyglottos
- Northern ParulaParula americana
- Northern Saw-whet OwlAegolius acadicus
Who uses this plant?
8CaterpillarsGenus host records with ranges including FL
Genus host records with ranges including FL · Sagittaria
- Acronicta oblinitaSmeared Dagger
- Argyrogramma verrucaGolden Looper
- Bellura obliquaCattail Border Moth, Cattail Diver
- Elophila icciusalisPondside Pyralid, Pondside Crambid
- Elophila obliteralisWaterlily Leafcutter Moth
- Parapoynx obscuralisObscure Pondweed Moth
- Spodoptera latifasciaOrange-Striped Armyworm, Velvet Armyworm Moth
- Bellura anoa
11BeesSoutheastern regional records
Southeastern regional records · Sagittaria
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
0Specialist beesPollen specialists
11BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Sagittaria
- Aix sponsaWood Duck
- Anas platyrhynchosMallard
- Anser caerulescensSnow Goose
- Antigone canadensisSandhill Crane
- Aythya affinisLesser Scaup
- Aythya collarisRing-necked Duck
- Aythya valisineriaCanvasback
- Bucephala clangulaCommon Goldeneye
- Fulica americanaAmerican Coot
- Gallinula galeataCommon Gallinule
Show all 11
- Mareca americanaAmerican Wigeon
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Alismataceae
- Flower color
- White
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “April to June” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “White” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 3 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full shade; Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- primary_flower_color · “white” · Lady Bird Johnson Wildflower Center
- Soil · “Water; Wet (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Also known as
Sagittaria graminea var. weatherbiana
Conservation status
| Florida rank | SNR |
|---|---|
| Global rank | G3G4 |
| FL status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Atlas of Florida Plants
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025), Florida edition
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications