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Native plants · Puerto Rico

Native plants of Mayagüez Municipio

18 plant species are recorded as native to Puerto Rico in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Mayagüez Municipio by USDA PLANTS. 8 of them have growing records you can filter by light, moisture, height and estimated cold hardiness.

County summary · USDA PLANTS and Kew WCVP

Mayagüez Municipio, Puerto Rico

PLANTS records only 8 garden-ready natives here (under 30). County records are thin in some places; the Puerto Rico list is a useful second check.

Native species
18 Typical Puerto Rico county: 6 (median of 74 counties)
Garden-ready natives
8 Typical Puerto Rico county: 3
Share by type (all 18 native species)
Percent of the 18 native species in each growth type
Wildflower (forb) 22% (4)
Grass or grass-like 72% (13)
Vine 6% (1)

Grasses and grass-like plants make up the largest share of the native list (72%), followed by wildflowers (22%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zones 12b to 13a (2023 map).

The native plant list

Cold hardiness is estimated from each plant’s PLANTS minimum temperature. How we estimate it.

Garden-ready natives 8

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of Mayagüez Municipio, Puerto Rico
PlantType HeightLight Water useHardy to
fragrant flatsedge Cyperus odoratus Grass or grass-like 2 ft Sun Medium Zone 11b
haspan flatsedge Cyperus haspan Grass or grass-like 3.2 ft Sun Medium Zone 8a
leafy pondweed Potamogeton foliosus Wildflower (forb) — Sun High Zone 3b
manyspike flatsedge Cyperus polystachyos Grass or grass-like 1.6 ft Sun Medium Zone 12a
poorland flatsedge Cyperus compressus Grass or grass-like 1 ft Sun Medium Zone 11a
softstem bulrush Schoenoplectus tabernaemontani Grass or grass-like 9 ft Sun High Zone 3b
Spanish moss Tillandsia usneoides Vine — Shade-tolerant Medium Zone 9b
swamp sawgrass Cladium mariscus Grass or grass-like 8.2 ft Sun Medium Zone 8b

Other native species recorded here 10

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

  • blue mudplantain Heteranthera limosa
  • bulltongue arrowhead Sagittaria lancifolia
  • Canada spikesedge Eleocharis geniculata
  • fragrant spikesedge Kyllinga odorata
  • fringed nutrush Scleria ciliata
  • globe beaksedge Rhynchospora recognita
  • low spikesedge Kyllinga pumila
  • shortleaf spikesedge Kyllinga brevifolia
  • tropical flatsedge Cyperus surinamensis
  • whitemouth dayflower Commelina erecta

Compared with Puerto Rico

The typical county is the median of the 74 Puerto Rico counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, Mayagüez Municipio and Puerto Rico
MeasureMayagüez MunicipioTypical countyStatewide
Native species 18 6 253
Garden-ready natives 8 3 141
Tree 0 — 76
Shrub 0 — 5
Wildflower (forb) 4 — 88
Grass or grass-like 13 — 69
Vine 1 — 9
Fern 0 — 6

Neighboring counties

Counties that share a ZIP code with Mayagüez Municipio.

Look up another ZIP

Matches your ZIP to the county it mostly lies in, then lists the plants recorded as native to your state (Kew’s World Checklist and USDA PLANTS) and recorded in that county by USDA PLANTS.

Source & data date

Source
USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).
Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.
USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation
USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.
Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date
Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones
USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope
Mayagüez Municipio (county FIPS 72097), Puerto Rico. 18 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method
A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

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