S

Sabi Grass Urochloa mosambicensis
Sago Grass Paspalidium globoideum
Salt Couch Sporobolus virginicus
Salt Grass Distichlis distichophylla
Saltmarsh Grass Puccinellia stricta
Saltwater Couch Paspalidium disjunctum
Saltwater Couch Paspalum vaginatum
Sand Brome Bromus arenarius
Sand Couch Sporobolus virginicus
Sand Fescue Vulpia fasciculata
Sand Oats Avena strigosa
Sand Soil Canegrass Sarga timorense
Sand Speargrass Aristida contorta
Sand Wiregrass Aristida contorta
Sandhill Canegrass Zygochloa paradoxa
Satintop Grass Bothriochloa erianthoides
Scaly Meadow-grass Poa fax
Scaly Poa Poa fax
Scented Grass Cymbopogon ambiguus
Scentgrass Cymbopogon ambiguus
Scentgrass Cymbopogon procerus
Scented Holygrass Hierochloe rariflora
Scented Oilgrass Cymbopogon ambiguus
Scented Top Capillipedium parviflorum
Scented Top Capillipedium spicigerum
Scented Vernal Grass Anthoxanthum odoratum
Scrobic Paspalum scrobiculatum
Scrub Pigeon Grass Setaria australiensis
Sea Barley Grass Hordeum marinum
Serrated Tussock Nassella trichotoma
Setaria Setaria sphacelata
Shaking Grass Poa drummondiana
Sheda Grass Dichanthium annulatum
Shirohie Millet Echinochloa frumentacea
Shivery Grass Briza minor
Short awn wheatgrass Elymus multiflorus
Short Rat's-tail Grass Sporobolus mitchellii
Short Wallaby Grass Rytidpsperma carphoides
Shorthair Plumegrass Dichelachne micrantha
Shot Grass Paspalidium globoideum
Siberian Millet Echinochloa frumentacea
Sickle Lovegrass Eragrostis falcata
Signal Grass Urochloa brizantha
Signal Grass Urochloa decumbens
Silk Grass Vulpia bromoides
Silky Bluegrass Dichanthium sericeum
Silky Browntop Eulalia aurea
Silky Heads Cymbopogon bombycinus
Silkyheads Cymbopogon obtectus
Silky Oilgrass Cymbopogon bombycinus
Silkytop Armgrass Urochloa holosericea
Silky Umbrella Grass Digitaria ammophila
Silver Grass Vulpia bromoides
Silver Grass Vulpia fasciculata
Silver Grass Vulpia muralis
Silver Grass Vulpia myuros
Silvergrass Aristida contorta
Silvery Hairgrass Aira cupaniana
Silvery Hairgrass Aira caryophyllea
Silver Hair Grass Aira cupaniana
Silver Hair Grass Aira caryophyllea
Six Row Barley Hordeum vulgare
Slender Bamboo Grass Austrostipa verticillata
Slender Barbgrass Parapholis strigosa
Slender Bluegrass Dichanthium sericeum
Slender Canegrass Leptochloa decipiens
Slender Chloris Chloris divaricata
Slender Foxtail Alopecurus myosuroides
Slender-headed Mulga Grass Neurachne munroi
Slender Mitchell Astrebla elymoides
Slender Mudgrass Pseudoraphis paradoxa
Slender Native Couch Brachyachne tenella
Slender Nineawn Enneapogon gracilis
Slender Panic Paspalidium gracile
Slender Parramatta Grass Sporobolus elongatus
Slender Pigeon Grass Setaria parviflora
Slender Rat's Tail Grass Sporobolus creber
Slender Rat's Tail Grass Sporobolus elongatus
Slender Speargrass Austrostipa scabra
Slender Tussock Grass Poa tenera
Slender Wallaby Grass Rytidosperma penicillatum
Slender Wanderrie Grass Eriachne ciliata
Small Bluegrass Dichanthium tenue
Small Brush Wire Grass Aristida obscura
Small Burrgrass Tragus australianus
Small Chloris Chloris divaricata
Small Dropseed Sporobolus coromandelianus
Small Flinders Grass Iseilema membranaceum
Small Redgrass Schizachyrium fragile
Small Swamp Wallaby Grass Amphibromus whitei
Small Stinkgrass Eragrostis minor
Smaller Stinkgrass Eragrostis minor
Smaller Lovegrass Eragrostis minor
Smallflower Finger Grass Digitaria parviflora
Smallflower Lovegrass Eragrostis kennedyae
Small-flowered Beetle Grass Leptochloa fusca
Small-flowered Wallaby Grass Rytidospermaum setaceum
Small Hairgrass Periballia minuta
Smooth Blue Snowgrass Poa  awcettiae
Smooth Brome Bromus racemosus
Smooth Crab Grass Digitaria ischaemum
Smooth-flowered Wallaby Grass Rytidospermum pilosum
Smooth Summer Grass Digitaria ischaemum
Snowgrass Poa sieberiana
Snow Fescue Hookerochloa eriopoda
Snow Wallaby-grass Rytidosperma nivicolum
Soft Brome Bromus hordeaceus
Soft Lovegrass Eragrostis pilosa
Soft Snowgrass Poa hiemata
Soft Speargrass Austrostipa mollis
Soft Spinifex Triodia pungens
Sorghum Sarga, Sorghum
Sour Grass Paspalum conjugatum
South African Pigeon Grass Setaria sphacelata
South American Barnyard Grass Echinochloa crus-pavonis
Spanish Reed Arundo donax
Spathe Grass Spathia neurosa
Spear Grass Austrostipa, Heteropogon
Spear Grass Austrostipa scabra
Spear Grass Austrostipa hemipogon
Spear Grass Austrostipa mollis
Spear Grass Heteropogon contortus
Spider Grass Brachyachne convergens
Spider Grass Digitaria coenicola
Spider Grass Digitaria ammophila
Spider Grass Enteropogon acicularis
Spike Lovegrass Eragrostis confertiflora
Spinifex Spinifex, Triodia
Spinifex Spinifex sericeus
Spikegrass Elytrophorus spicatus
Spiny Burrgrass Cenchrus spinifex
Spiny Burrgrass Cenchrus longispinus
Spiny Mudgrass Pseudoraphis spinescens
Spiny Rolling-grass Spinifex sericeus
Spreading Lovegrass Eragrostis desertorum
Spreading Umbrella Grass Digitaria divaricatissima
Spring Dropseed Sporobolus pamelae
Spring Grass Eriochloa crebra
Spring Grass Eriochloa procera
Spring Grass Eriochloa australiensis

Spring Grass

Eriochloa pseudoacrotricha
Squirrel Tail Fescue Vulpia bromoides
Sterile Brome Bromus sterilis
Sterile Oat(s) Avena sterilis
Stiff Ryegrass Lolium loliaceum
Sticky Grass Setaria verticillata
Stinkgrass Eragrostis cilianensis
Stinking Lovegrass Eragrostis cilianensis
Stout Bamboo Grass Austrostipa ramosissima
Sudan Grass Sorghum x drummondii
Sugarcane Saccharum officinarum
Summer Grass Digitaria ciliaris
Summer Grass Digitaria sanguinalis
Swamp Barnyard Millet Echinochloa telmatophila
Swamp Barnyard Grass Echinochloa telmatophila
Swamp Foxtail Cenchrus purpurascens
Swamp Grass Leptochloa neesii
Swamp Millet Isachne globosa
Swamp Panic Panicum paludosum
Swamp Rat's Tail Grass Sporobolus mitchellii
Swamp Rice Grass Leersia hexandra
Swamp Wallaby Grass Amphibromus nervosus
Swamp Wanderrie Eriachne ovata
Sweet Grass Glyceria
Sweet Grass Glyceria declinata
Sweet Holygrass Hierochloe redolens
Sweet Panic Panicum gilvum
Sweet Panic Panicum schinzii
Sweet Smother Grass Dactyloctenium australe
Sweet Sorghum Sorghum bicolor
Sweet Swamp Grass Poa fordeana
Sweet Vernal Grass Anthoxanthum odoratum

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith