Plant and Garden Reference Information

Below is a list, by no means comprehensive, of perennial plants:

Acanthus mollis (Bear's Breech)
Achillea filipendulina (Fern-Leaf Yarrow, Yellow Yarrow)
Achillea millefolium (Common Yarrow)
Achillea ptarmica (White Yarrow, Sneezeweed)
Aconitum carmichaelii (Azure Monkshood)
Adenophora confusa (Common Ladybells)
Adonis amurensis (Amur Adonis)
Aegopodium podagraria (Bishop's Weed, Goutweed)
Ajuga pyramidalis (Upright Bugleweed)
Ajuga reptans (Bugleweed, Carpet Bugleweed)
Alchemilla mollis (Lady's-Mantle)
Allium christophii (Star-of-Persia, Downy Onion)
Alpinia zerumbet (Shell Ginger, Shell Flower)
Amsonia tabernaemontana (Blue Star, Willow Amsonia)
Anaphalis triplinervis (Pearly Everlasting)
Anchusa azurea (Italian Bugloss)
Anemone nemerosa (Wood Anemone)
Anemone sylvestris (Snowdrop Windflower)
Anemone x hybrida (A. hupehensis) (Japanese Anemone)
Anigozanthos flavidus (Kangaroo Paw)
Anthemis nobilis (Chamomile, Golden Marguerite)
Anthemis sancti-johannis (St. John's Chamomile)
Anthemis tinctoria (Golden Marguerite, Yellow Chamomile)
Aquilegia alpina (Alpine Columbine)
Aquilegia canadensis (Canadian Columbine)
Aquilegia vulgaris (Granny's Bonnet)
Aquilegia x hybrida (McKana's Giants Columbine)
Asphodeline lutea (Asphodel, King's Spear)
Baptisia australis (Blue Wild Indigo)
Begonia grandis (Hardy Begonia)
Bellis perennis (English Daisy)
Bergenia cordifolia (Heart-leaf Bergenia, Elephant's Ears)
Bletilla striata (Chinese Ground Orchid, Bletia)
Calceolaria 'John Innes' (Lady's Purse)
Calceolaria biflora (Slipper Flower)
Callirhoe involucrata (Finger Poppy Mallow, Wine Cups)
Caltha palustris (Marsh Marigold, Cowslip, Kingcup)
Campanula carpatica (Carpathian Bellflower, Carpathian Harebell, Tussock Bellflower)
Centaurea montana (Mountain Bluet, Perennial Cornflower)
Centranthus ruber (Red Valerian, Jupiter's Beard, Keys-of-Heaven, Fox's Brush)
Cerastium tomentosum (Snow-in-Summer)
Cimicifuga racemosa (Black Cohosh, Black Snakeroot)
Cimicifuga simplex ramosa (Kamchatka Bugbane)
Claytonia virginica (Spring Beauty)
Convuvulus mauritanicus (Trailing Morning Glory)
Coreopsis grandiflora (Tickseed)
Dahlia 'Redskin' (Dahlia)
Dahlia imperialis (Bell Tree Dahlia, Candelabra Tree, Tree Dahlia)
Darlingtonia californica (California Pitcher Plant, Cobra Lily)
Delphinium elatum (Delphinium, Larkspur)
Dianthus caryophyllus (Carnation, Clove Pink, Divine Flower)
Dianthus x allwoodii (Cottage Pink, Border Carnation, Allwood Pink)
Diascia rigescens (Diascia)
Echinacea purpurea (Purple Coneflower)
Echinops ritro (Globe Thistle)
Eichhornia crassipes (Water Hyacinth)
Epigaea repens (Mayflower, Trailing Arbutus)
Filipendula rubra (Queen-of-the-Prairie, Meadowsweet, False Spiraea)
Filipendula vulgaris (Dropwort)
Gaillardia x grandiflora 'Cinnamon' (Blanket Flower)
Gaillardia x grandiflora 'Goblin' (Blanket Flower)
Gaura lindheimeri (Whirling Butterflies, White Gaura)
Gazania rigens (Gazania, Treasure Flower)
Hedychium gardenerianum (Garland Flower, Ginger Lily, Kahili Ginger)
Hosta undulata (Wavy-leaf Plantainlily)
Houttuynia cordata (Chameleon Plant)
Iberis sempervirens (Edging Candytuft, Perennial Candytuft)
Incarvillea delavayi (Hardy Gloxinia)
Iris versicolor (Blue Flag, Poison Flag, Wild Iris)
Iris x germanica (German Iris, Flag Iris)
Jasione perennis, J. laevis (Sheperds Scabios, Sheep's Bit)
Kniphofia uvaria (Red Hot Poker, Poker Plant, Common Torch Lily)
Lamiastrum galeobdolon (Yellow Archangel)
Linum perenne (Blue Flax, Perennial Flax)
Liriope muscari (Blue Lilyturf, Blue-Eyed Grass, Lilyturf)
Lobelia cardinalis (Lobelia, Cardinal Flower)
Lobelia syphilitica (Great Blue Lobelia, Blue Cardinal Flower)
Macleaya cordata (Plume Poppy, Tree Celandine)
Nelumbo nucifera (Sacred Lotus, East-Indian Lotus, Egyptian Lotus)
Ophiopogon planiscapus (Ophiopogon)
Opuntia humifusa (Prickly Pear Cactus)
Osteospermum fruticosum (Trailing African Daisy, Freeway Daisy)
Pachysandra terminalis (Japanese Spurge, Pachysandra)
Paeonia officinalis (Common Peony)
Petunia integrifolia (Climbing Petunia)
Phaius tankervilliae (Nun's Orchid)
Phlomis russeliana (Sticky Jerusalem Sage, Greek Jerusalem Sage)
Phlox divaricata (Woodland Phlox)
Phlox maculata (Spotted Phlox, Wild Sweet William)
Phlox paniculata (Garden Phlox)
Phlox subulata (Creeping Phlox)
Polemonium caeruleum (Jacob's Ladder)
Polemonium reptans (Creeping Polemonium)
Polygonum bistorta (Knotweed, European Bistort)
Pontederia cordata (Pickerel Weed)
Potentilla aurea (Potentilla )
Potentilla nepalensis (Nepal Cinquefoil)
Primula vialli (Primrose)
Primula vulgaris (English Primrose)
Primula x polyantha 'Pacific Giant' (English Primrose)
Pulmonaria augustifolia (Pulmonaria)
Pulsatilla vulgaris, Anemone pulsatilla (Pasque Flower)
Ranunculus ficaria (Lesser Celandine)
Raoulia australis (Silvermat Raoulia)
Ratibida columnifera (Mexican Hat)
Rheum palmatum (Rheum)
Rochea coccinea (Rochea)
Romneya coulteri (California Tree Poppy, Matilija Poppy)
Sagittaria sagittifolia (Arrowhead)
Sedum spectabile (Showy Stonecrop, Ice-Plant)
Sedum spurium (Two-Row Sedum)
Solidago (Goldenrod)
Stachys offinicalis (Betony, Wood Betony)
Stokesia laevis (Stokes Aster)
Strelitzia reginae (Bird-of-Paradise)
Stylophorum diphyllum (Celadine Poppy)
Symphytum caucasicum (Caucasian Comfrey)
Thalictrum aquilegifolium (Columbine Meadow Rue)
Thalictrum speciosissimum (Dusty Meadow Rue)
Thermopsis caroliniana (Carolina Lupine)
Asparagus densiflorus (Sprenger Asparagus, Asparagus Fern)
Valeriana officinalis (Valerian, Cat's Valerian, Garden Heliotrope)
Vinca major (Large Periwinkle)
Vinca minor (Periwinkle, Myrtle)
Waldsteinia ternata, W. trifolia (Waldsteinia)
Xerophyllum asphodeloides (Mountain Asphodel, Turkeybeard)
Yucca filamentosa (Adam's Needle)
Yucca glauca (Soapweed, Soapwell)