Perennials: Agap - Alix (99)
Agapanthus Variegated
Agapanthus: inapertus
Agave
Agave, Black Spined
Agave, Butterfly
Agave, Cedros Island
Agave, Coastal
Agave, Cow Horn
Agave, Creme Brulee
Agave, Desert
Agave, Foxtail (spp.)
Agave, Foxtail 'Nova'
Agave, Goldman's
Agave, Hedgehog
Agave, Lion's Tail (spp.)
Agave, Lion's Tail 'Nova'
Agave, Little Flowered
Agave, Molded Wax 'Red Edge'
Agave, Moran's
Agave, Mountain
Agave, New Mexico
Agave, Octopus
Agave, Parry's
Agave, Pulque
Agave, Royal
Agave, Swan's Neck (spp.)
Agave, Swan's Neck 'Nova'
Agave, Thorn Crested
Agave, Thread Leaf
Agave, Variegated Caribbean 'Marginata'
Agave, Wax 'Red Edge'
Agave, Weber's
Agave: auellanidens
Agave: colorata
Agave: decipiens
Agave: deserti, Desert
Agave: parryi conesii
Agave: schottii
Agave: seemanniana
Agave: shawii shawii
Agave: sobria
Agave: ssp.
Agave: thrysoglossa
Agave: titanota
Agave: utahensis mckelveyanahybrid
Agave: vanbalenii
Agave: zebra
Ageratum, Hardy
'Agincourt' Venus' Slipper
'Aglaia' Shasta Daisy
Aglaonema
Aglaonema: pictum
Agrimony
Agrimony, Hemp
Agrimony: repens
'Aida' Summer Phlox
Air Pine
Air Pine 'Bert'
Airplane Plant
Aizoon Saxifrage
Aizoon Stonecrop (spp.)
Aizoon Stonecrop 'Aurantiacum'
'Akatsuki no Yaki' Morning Glory: tricolor
Alabama Wild Ginger
Alabaster Plant
'Alan Bloom' Tube Clematis
Alaska Fringecup (spp.)
Alaska Fringecup 'Rubra'
'Alaska' Shasta Daisy
'Alba Luxurians' Clematis: viticella
'Alba Minor' Horned Violet
'Albanian' New York Aster
Albanian Spurge (spp.)
Albanian Spurge 'Ember Queen'
Albanian Spurge 'Lambrook Gold'
Albanian Spurge 'Portuguese Velvet'
Albanium Cranesbill (spp.)
Albany Daisy
Albardine
'Alba-variegata' Sweet Iris
Albertina Thatching Reed
'Albiflorus' Gas Plant
'Albion Star' Hybrid Tulip
'Albo Strata' Hakone Grass
'Albovariegata' Little Club Moss
'Albu Marginatai' Bromeliad
Albuca
'Alcazar' Common Torch Lily: Kniphofia
Alder, Yellow (spp.)
Alder, Yellow 'Eldorado'
'Alert' New England Aster
'Alexander' Clematis
'Alexander' Garden Loosestrife
Algerian Iris
'Alice' Chinese Anemone
'Alice Hindley' Harebell Penstemon
'Alida's Pesto' Coral Bells: sanguinea
'Alisha' Florist's Chrysanthemum
'Alix Britt' Aubrietia