List of grasses of Puerto Rico

Summary

The grass family Poaceae is the largest group of flowering plants present on the island of Puerto Rico. With 258 species, it represents 9% of all Angiosperms and 33% of all Monocots.

The following is a list of grass species known to exist in Puerto Rico, separated by genus:

Agrostis edit

Agrostis hyemalis

Andropogon edit

Andropogon bicornis
Andropogon glomeratus
Andropogon gracilis
Andropogon leucostachyus
Andropogon virginicus

Anthephora edit

Anthephora hermaphrodita

Aristida edit

Aristida adscensionis
Aristida chaseae
Aristida portoricensis
Aristida refracta
Aristida spiciformis
Aristida suringarii
Aristida swartziana

Arthraxon edit

Arthraxon castratus

Arthrostylidium edit

Arthrostylidium farctum
Arthrostylidium multispicatum
Arthrostylidium sarmentosum

Arundinella edit

Arundinella hispida

Arundo edit

Arundo donax

Avena edit

Avena sativa

Axonopus edit

Axonopus aureus
Axonopus compressus
Axonopus fissifolius

Bambusa edit

Bambusa multiplex
Bambusa vulgaris

Bothriochloa edit

Bothriochloa ischaemum
Bothriochloa pertusa
Bothriochloa saccharoides

Bouteloua edit

Bouteloua americana
Bouteloua juncea
Bouteloua repens

Brachyelytrum edit

Brachyelytrum erectum

Cenchrus edit

Cenchrus brownii
Cenchrus echinatus
Cenchrus gracillimus
Cenchrus myosuroides
Cenchrus spinifex

Chloris edit

Chloris barbata
Chloris ciliata
Chloris cubensis
Chloris elata
Chloris radiata
Chloris sagraeana

Chusquea edit

Chusquea abietifolia

Coix edit

Coix lacryma-jobi

Cymbopogon edit

Cymbopogon citratus
Cymbopogon nardus

Cynodon edit

Cynodon dactylon
Cynodon nlemfuensis

Dactylis edit

Dactylis glomerata

Dactyloctenium edit

Dactyloctenium aegyptium

Dichanthelium edit

Dichanthelium aciculare
Dichanthelium acuminatum
Dichanthelium dichotomum
Dichanthelium leucothrix
Dichanthelium ovale
Dichanthelium sabulorum
Dichanthelium scoparium
Dichanthelium strigosum

Dichanthium edit

Dichanthium annulatum
Dichanthium aristatum

Diectomis edit

Diectomis fastigiata
Diectomis argillacea
Diectomis bicornis
Diectomis ciliaris
Diectomis dolichophylla
Diectomis eriantha
Diectomis horizontalis
Diectomis insularis
Diectomis ischaemum
Diectomis longiflora
Diectomis nuda
Diectomis panicea
Diectomis sanguinalis
Diectomis setigera
Diectomis similis
Diectomis villosa
Diectomis violascens

Echinochloa edit

Echinochloa colona
Echinochloa crus-galli
Echinochloa crus-pavonis
Echinochloa polystachya
Echinochloa stagnina

Eleusine edit

Eleusine indica

Eragrostis edit

Eragrostis amabilis
Eragrostis barrelieri
Eragrostis ciliaris
Eragrostis curvula
Eragrostis elliottii
Eragrostis glutinosa
Eragrostis hypnoides
Eragrostis pectinacea
Eragrostis pilosa
Eragrostis urbaniana

Eremochloa edit

Eremochloa ophiuroides

Eriochloa edit

Eriochloa polystachya
Eriochloa punctata

Eriochrysis edit

Eriochrysis cayennensis

Euclasta edit

Euclasta condylotricha

Eustachys edit

Eustachys petraea

Gymnopogon edit

Gymnopogon foliosus

Gynerium edit

Gynerium sagittatum

Hackelochloa edit

Hackelochloa granularis

Heteropogon edit

Heteropogon contortus

Holcus edit

Holcus lanatus

Homolepis edit

Homolepis glutinosa

Hymenachne edit

Hymenachne amplexicaulis

Hyparrhenia edit

Hyparrhenia rufa

Hypogynium edit

Hypogynium virgatum

Ichnanthus edit

Ichnanthus nemorosus
Ichnanthus pallens
Ichnanthus tenuis

Imperata edit

Imperata brasiliensis
Imperata contracta

Isachne edit

Isachne angustifolia

Lasiacis edit

Lasiacis divaricata
Lasiacis grisebachii
Lasiacis ligulata
Lasiacis sloanei
Lasiacis sorghoidea

Leersia edit

Leersia hexandra
Leersia monandra

Leptochloa edit

Leptochloa fusca
Leptochloa nealleyi
Leptochloa panicea
Leptochloa panicoides
Leptochloa scabra
Leptochloa virgata

Leptochloopsis edit

Leptochloopsis virgata

Leptocoryphium edit

Leptocoryphium lanatum

Lithachne edit

Lithachne pauciflora

Lolium edit

Lolium perenne

Melinis edit

Melinis minutiflora
Melinis repens

Microstegium edit

Microstegium vimineum

Muhlenbergia edit

Muhlenbergia capillaris

Olyra edit

Olyra latifolia

Oplismenus edit

Oplismenus hirtellus

Oryza edit

Oryza latifolia
Oryza sativa

Panicum edit

Panicum dichotomiflorum
Panicum diffusum
Panicum elephantipes
Panicum ghiesbreghtii
Panicum laxum
Panicum miliaceum
Panicum parvifolium
Panicum rigidulum
Panicum schiffneri
Panicum stenodes
Panicum stevensianum
Panicum tenerum
Panicum trichanthum
Panicum trichoides
Panicum venezuelae

Pappophorum edit

Pappophorum pappiferum

Paspalidium edit

Paspalidium chapmanii
Paspalidium geminatum

Paspalum edit

Paspalum arundinaceum
Paspalum bakeri
Paspalum blodgettii
Paspalum boscianum
Paspalum caespitosum
Paspalum clavuliferum
Paspalum conjugatum
Paspalum convexum
Paspalum decumbens
Paspalum densum
Paspalum dilatatum
Paspalum dispar
Paspalum distichum
Paspalum fasciculatum
Paspalum fimbriatum
Paspalum laxum
Paspalum macrophyllum
Paspalum maritimum
Paspalum millegrana
Paspalum minus
Paspalum molle
Paspalum notatum
Paspalum orbiculatum
Paspalum paniculatum
Paspalum parviflorum
Paspalum paucispicatum
Paspalum pleostachyum
Paspalum plicatulum
Paspalum pulchellum
Paspalum rupestre
Paspalum secans
Paspalum setaceum
Paspalum urvillei
Paspalum vaginatum
Paspalum virgatum

Pennisetum edit

Pennisetum ciliare
Pennisetum clandestinum
Pennisetum glaucum
Pennisetum polystachion
Pennisetum purpureum

Pharus edit

Pharus lappulaceus
Pharus latifolius
Pharus parvifolius

Phragmites edit

Phragmites australis

Poa edit

Poa annua
Poa pratensis

Polypogon edit

Polypogon viridis

Polytrias edit

Polytrias indica

Rottboellia edit

Rottboellia cochinchinensis

Saccharum edit

Saccharum officinarum
Saccharum spontaneum

Sacciolepis edit

Sacciolepis indica
Sacciolepis striata

Schizachyrium edit

Schizachyrium brevifolium
Schizachyrium sanguineum
Schizachyrium tenerum

Setaria edit

Setaria barbata
Setaria magna
Setaria parviflora
Setaria pradana
Setaria rariflora
Setaria setosa
Setaria tenacissima
Setaria utowanaea
Setaria vulpiseta

Sorghastrum edit

Sorghastrum setosum
Sorghastrum stipoides

Sorghum edit

Sorghum bicolor
Sorghum halepense

Spartina edit

Spartina patens

Sporobolus edit

Sporobolus cubensis
Sporobolus domingensis
Sporobolus indicus
Sporobolus pyramidatus
Sporobolus tenuissimus
Sporobolus virginicus

Stenotaphrum edit

Stenotaphrum secundatum

Themeda edit

Themeda arguens

Tragus edit

Tragus berteronianus

Tripidium edit

Tripidium bengalense

Tripsacum edit

Tripsacum fasciculatum
Tripsacum latifolium

Triticum edit

Triticum aestivum

Urochloa edit

Urochloa adspersa
Urochloa arrecta
Urochloa brizantha
Urochloa decumbens
Urochloa distachya
Urochloa fuscata
Urochloa maxima
Urochloa mosambicensis
Urochloa mutica
Urochloa plantaginea
Urochloa reptans

Vetiveria edit

Vetiveria zizanioides

Vulpia edit

Vulpia bromoides

Zea edit

Zea mays

Zoysia edit

Zoysia matrella
Zoysia tenuifolia

External links edit

  • Grasses of Puerto Rico factsheets