Australia

Ajuga

Ajuga reptans

Endangered

Alder

Alnus glutinosa

Bael Fruit

Aegle marmelos

Bellenden Ker Scaly Snail

Aetholitis gerdesae

Bishop's goutweed

Aegopodium podagraria

Black Bent

Agrostis gigantea

Bloodwort

Achillea millefolium

All Species in Australia

Rhodes grass

Chloris gayana

Rhododendron

Rhododendron ponticum

Ribbon Fern

Pteris cretica

Rice

Oryza sativa

Rice-paper plant

Tetrapanax papyrifer

Ripgut brome

Bromus diandrus

Ripgut Brome

Bromus rigidus

Roadside flatsedge

Cyperus sphacelatus

Rock Pigeon

Columba livia

Rockspray

Cotoneaster horizontalis

Rockweed

Pilea microphylla

Roebelin palm

Phoenix roebelenii

Roman Chamomile

Chamaemelum nobile

Roostertree

Calotropis procera

Root rot

Phytophthora cinnamomi

Rose Clover

Trifolium hirtum

rose evening-primrose

Oenothera rosea

Roselle

Hibiscus sabdariffa

Rose myrtle

Rhodomyrtus tomentosa

Rose natal grass

Melinis repens

Rose-of-Sharon

Hypericum calycinum

Rose scented geranium

Pelargonium capitatum

Rosy Garlic

Allium roseum

Rosy sandcrocus

Romulea rosea

Rottingdean Sea-lavender

Limonium hyblaeum

Rougeplant

Rivina humilis

Rough Bluegrass

Poa trivialis

Rough clover

Trifolium scabrum

rough corn bedstraw, corn cleavers

Galium tricornutum

Critically Endangered

Rough mexican clover

Richardia scabra

Rough Star-thistle

Centaurea aspera

round-leaf cassia

Chamaecrista rotundifolia

Roundleaf geranium

Geranium rotundifolium

roundleaf toothcup

Rotala rotundifolia

Round-leaved Cotoneaster

Cotoneaster rotundifolius

round-leaved fluellen

Kickxia spuria

Endangered

Royal poinciana

Delonix regia

Rye brome

Bromus secalinus

Sacred bamboo

Nandina domestica

sacred basil

Ocimum tenuiflorum

Safflower

Carthamus tinctorius

Sainfoin legume

Onobrychis viciifolia

Saltcedar

Tamarix ramosissima

Saltwater Crocodile

Crocodylus porosus

Salzmann's Restharrow

Ononis alopecuroides

Sanchezia

Sanchezia parvibracteata

sandboxtree

Hura crepitans

Sand leek

Allium scorodoprasum

Sand ryegrass

Leymus arenarius

Sand timothy

Phleum arenarium

Critically Endangered

Santa maria feverfew

Parthenium hysterophorus

sawah-flower-rush

Limnocharis flava

Scaly-breasted Munia

Lonchura punctulata

Scarlet passionflower

Passiflora coccinea

Scarlet Sage

Salvia splendens

scentless mayweed

Tripleurospermum maritimum

Scilla

Scilla hyacinthoides

scoparia-weed

Scoparia dulcis

Sea clover

Trifolium squamosum

Sea-daffodil

Pancratium maritimum