Birdbill Spikegrass

Chasmanthium ornithorhynchum

Found in blackwater swamp forests. FloraQuest, phone app (app page) What its natural habitat tells you

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Native to Florida. How scores work Is it native here?

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Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source

Hidden from default planting suggestions. Wildlife value and native status remain unchanged.

At a glance

Not yet recorded · Height · Spread · Light · Soil · Life cycle · Leaves · Bloom

This plant is missing most of its facts, so Quercus is looking them up in old botany books.

Recorded in 12 Florida counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

Regional / representative. Shown: Southern coastal swamps, Florida to Virginia; state not identified, a neighboring state.Loblolly bay in a coastal swamp, Marian Ellis Rowan, 1901. Public domain. Source record.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Florida. Shared habitat, not food. 101 animals.

Least Flycatcher
Empidonax minimus
Birds. 1 shared habitat
Least Sandpiper
Calidris minutilla
Birds. 1 shared habitat
Lesser Scaup
Aythya affinis
Birds. 1 shared habitat
Limpkin
Aramus guarauna
Birds. 1 shared habitat
Little Blue Heron
Egretta caerulea
Birds. 1 shared habitat
Long-billed Dowitcher
Limnodromus scolopaceus
Birds. 1 shared habitat
Magnificent Frigatebird
Fregata magnificens
Birds. 1 shared habitat
Mallard
Anas platyrhynchos
Birds. 1 shared habitat
Marsh Wren
Cistothorus palustris
Birds. 1 shared habitat
Mississippi Kite
Ictinia mississippiensis
Birds. 1 shared habitat
Mottled Duck
Anas fulvigula
Birds. 1 shared habitat
Mourning Dove
Zenaida macroura
Birds. 1 shared habitat
Northern Cardinal
Cardinalis cardinalis
Birds. 1 shared habitat
Northern Flicker
Colaptes auratus
Birds. 1 shared habitat
Northern Mockingbird
Mimus polyglottos
Birds. 1 shared habitat
Northern Pintail
Anas acuta
Birds. 1 shared habitat
Northern Shoveler
Anas clypeata
Birds. 1 shared habitat
Northern Waterthrush
Seiurus noveboracensis
Birds. 1 shared habitat
Osprey
Pandion haliaetus
Birds. 1 shared habitat
Painted Bunting
Passerina ciris
Birds. 1 shared habitat
Peregrine Falcon
Falco peregrinus
Birds. 1 shared habitat
Pileated Woodpecker
Dryocopus pileatus
Birds. 1 shared habitat
Prothonotary Warbler
Protonotaria citrea
Birds. 1 shared habitat
Purple Finch
Carpodacus purpureus
Birds. 1 shared habitat

All wildlife of Florida

Ecological relationships

Who uses this plant?

What these records mean

6CaterpillarsGenus host records with ranges including FL

Genus host records with ranges including FL · Chasmanthium

Amblyscirtes hegonPepper and Salt Skipper
Amblyscirtes vialisCommon Roadside-Skipper, Black Little Skipper
Atrytone byssusByssus Skipper, Golden Skipper
Cyllopsis gemmaGemmed Satyr
Lerema acciusClouded Skipper, Corn Leaf tier
Lon zabulonZabulon Skipper

Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)

1BeesSoutheastern regional records

Southeastern regional records · Chasmanthium

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

—BirdsRecorded genus food-resource interactions; not a state feeding claim

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family: Poaceae

Conservation status

Florida rank	S2
Global rank	Not available
FL status	Not verified
Federal status	Not verified

Conservation source

In your garden

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