South African Acanthus South African Sage Wood
South American Apricot 'South Beach™ Purple Sky' Lantana
South Florida Slash Pine Southern Arrowwood (spp.)
Southern Arrowwood 'Blue Muffin®' Southern Balsam Fir
Southern Bayberry Southern Beech
Southern Beech: dombeyi Southern Beech: obliqua
'Southern Belle' Rose Mallow Southern Blackhaw (spp.)
Southern Blackhaw 'Emerald Charm™' Southern Blue Flag 'Purple Fan'
Southern Bush Honeysuckle 'Butterfly' Southern Catalpa (spp.)
Southern Catalpa Dwarf Southern Catalpa Golden
'Southern Comfort' Alumroot: Heuchera Southern Crabapple
Southern Fox Grape Southern Hawthorn 'Winter King'
Southern Ironwood Southern Lady Fern (spp.)
Southern Lady Fern 'Veronica-Cristata' Southern Live Oak (spp.)
Southern Live Oak 'Cathedral Oak™ (Shadowlawn)' Southern Live Oak 'Heritage'
Southern Live Oak 'Highrise' Southern Live Oak 'Millenaire Live Oak™'
Southern Live Oak 'Millenium™' Southern Magnolia (spp.)
Southern Magnolia 'Alta®' Southern Magnolia 'Altius™'
Southern Magnolia 'Baby Doll' Southern Magnolia 'Bracken's Brown Beauty'
Southern Magnolia 'Claudia Wannamaker' Southern Magnolia 'D.D. Blanchard'
Southern Magnolia 'Dearing Street' Southern Magnolia 'Edith Bogue'
Southern Magnolia 'Exmouth' Southern Magnolia 'Exonensis'
Southern Magnolia 'Glen St. Mary' Southern Magnolia 'Hasse'
Southern Magnolia 'Little Gem' Southern Magnolia 'Margaret Davis'
Southern Magnolia 'Miss Chloe®' Southern Magnolia 'Phyllis Barrow'
Southern Magnolia 'Plantation' Southern Magnolia 'Russet'
Southern Magnolia 'Saint Mary' Southern Magnolia 'Samuel Sommer'
Southern Magnolia 'Satinleaf' Southern Magnolia 'Select III'
Southern Magnolia 'Symmes' Southern Magnolia 'Victoria'
Southern Magnolia: grandiflora liliiflorahybrid Southern Maidenhair Fern
Southern Pine Southern Prickly Ash
Southern Red Oak Southern Red Trillium
Southern Shagbark Southern Star
Southern Sundrops Southern White Cedar (spp.)
Southern White Cedar 'Andelyensis' Southern White Cedar 'Conica'
Southern White Cedar 'Ericoides' Southern White Cedar 'Heatherbun'
Southern Wood Fern Southern Wood Fern: normalis
Southern Woodland Penstemon Southern Yew (spp.)
Southern Yew 'Maki' Southsea Ironwood
Southwestern Cosmos (spp.) Southwestern Cosmos 'Early Wonder'
Southwestern Cosmos 'Sonata White' Southwestern White Pine
'Souvenir de Bonn' Flowering Maple: Abutilon 'Souvenir de President Doumer' Bigleaf Hydrangea
Sowbread 'Space Wars' Daylily
'Spaethii' Planetree Maple 'Spaethii' White Dogwood