Plants Native to Guam
PlantoScan's database lists 19 plants native to Guam that have a full care guide. The best-represented families are Apocynaceae (3), Fabaceae (2) and Orchidaceae (2), and the largest genera include Hedyotis, Aglaia and Artocarpus.
Native ranges come from each species' recorded natural distribution, so the list includes wild species alongside familiar garden plants and houseplants. Plants with complete care profiles and photos are listed first; each card links to a care guide with watering, light, temperature and toxicity data.
Plants native to Guam
Mariana Aglaia
Aglaia mariannensis
MeliaceaefletchermooreCC BY 4.0iNaturalistresized
Giant Discocalyx
Discocalyx megacarpa
PrimulaceaeRachael KaiserCC BY 4.0iNaturalistresized
Mountain Stopper
Eugenia palumbis
MyrtaceaefletchermooreCC BY 4.0iNaturalistresized
Marianum Hill Tree
Glochidion marianum
PhyllanthaceaeGabrielCC BY 4.0iNaturalistresized
Long-petioled heritiera
Heritiera longipetiolata
MalvaceaefletchermooreCC BY 4.0iNaturalistresized
Tabernaemontana rotensis
ApocynaceaeBella LinCC BY 4.0iNaturalistresized
Branched bladderwort
Utricularia bifida
LentibulariaceaeLawrence HyltonCC BY 4.0iNaturalistresized
- BreadfruitArtocarpus mariannensisPlantoScan
Breadfruit
Artocarpus mariannensis
Moraceae - Guam BulbophyllumBulbophyllum guamensePlantoScan
Guam Bulbophyllum
Bulbophyllum guamense
Orchidaceae - NoneDendrobium guamensePlantoScan
None
Dendrobium guamense
Orchidaceae - Puberula DischidiaDischidia puberulaPlantoScan
Puberula Dischidia
Dischidia puberula
Apocynaceae - Ervatamia rotensisErvatamia rotensisPlantoScan
Ervatamia rotensis
Apocynaceae - Giant Star GrassHedyotis megalanthaPlantoScan
Giant Star Grass
Hedyotis megalantha
Rubiaceae - Rough-leaved HedyotisHedyotis scabridifoliaPlantoScan
Rough-leaved Hedyotis
Hedyotis scabridifolia
Rubiaceae - Willow-leaf pepperPiper salicinumPlantoScan
Willow-leaf pepper
Piper salicinum
Piperaceae - Rhaphidophora guamensisRhaphidophora guamensisPlantoScan
Rhaphidophora guamensis
Araceae - Fosberg's schleinitziaSchleinitzia fosbergiiPlantoScan
Fosberg's schleinitzia
Schleinitzia fosbergii
Fabaceae - Serianthes nelsoniiSerianthes nelsoniiPlantoScan
Serianthes nelsonii
Fabaceae - Wikstroemia ellipticaWikstroemia ellipticaPlantoScan
Wikstroemia elliptica
Thymelaeaceae
Narrow down plants from Guam
- Filter plants native to Guam →Narrow by light, pet safety, temperature and humidity in the plant lookup
- Pet-Safe Plants →Species non-toxic to cats and dogs
- Low-Light Plants →Plants for shade and dim rooms
- Drought-Tolerant Plants →10+ days between waterings
- Tropical Houseplants →Warmth- and humidity-loving species
- Cold-Hardy Plants →Frost-tolerant trees, shrubs and perennials
- All countries →Plants by native country, A–Z