HAYS NATURE PRESERVE
Madison Co., AL
| Family | Scientific Name | Common Name | Dates | All Places |
| Acanthaceae | Dicliptera brachiata | Branched Foldwing | 8/23-9/13 | 8/23-9/24 |
| Acanthaceae | Ruellia strepens | Smooth Ruellia | 5/6-5/23 | 5/2-6/9 |
| Anacardiaceae | Toxicodendron radicans | Eastern Poison Ivy | 4/24-5/6 | 4/10-5/16 |
| Apiaceae | Cryptotaenia canadensis | Honewort | 5/6-5/23 | 5/6-6/6 |
| Apiaceae | Cyclospermum leptophyllum | Marsh Parsley | 4/27 | 4/27-5/12 |
| Apiaceae | Ptilimnium capillaceum | Herb William | 7/16 | 7/16 |
| Apiaceae | Ptilimnium costatum | Big Mock Bishop's Weed | 7/16 | 7/1-8/13 |
| Aquifoliaceae | Ilex decidua | Possum Haw | ? | ? |
| Araceae | Arisaema dracontium | Green Dragon | 5/6-5/23 | 4/29-6/6 |
| Aristolochiaceae | Aristolochia tomentosa | Woolly Dutchman's Pipe | 4/24-5/23 | 4/24-6/6 |
| Asclepiadaceae | Matelea gonocarpos | Common Anglepod | ? | 5/20-7/9 |
| Asteraceae | Bidens aristosa | Tickseed Sunflower | 9/13-10/18 | 8/9-10/18 |
| Asteraceae | Bidens frondosa | Devil's Beggar Tick | 9/13 | 9/13-10/10 |
| Asteraceae | Boltonia asteroides | False Aster | 9/13 | 8/9-9/13 |
| Asteraceae | Conoclinium coelestinum | Blue Mistflower | 8/23-10/18 | 7/9-10/27 |
| Asteraceae | Coreopsis tinctoria | Plains Coreopsis | 7/16 | 6/3-10/10 |
| Asteraceae | Eclipta prostrata | Yerba De Tajo | 8/23-9/13 | 8/23-10/10 |
| Asteraceae | Elephantopus carolinianus | Carolina Elephant's Foot | 9/13 | 8/19-10/1 |
| Asteraceae | Eupatorium serotinum | Late Boneset | 8/23-9/13 | 8/22-10/7 |
| Asteraceae | Fleischmannia incarnata | Pink Thoroughwort | 9/13 | 8/1-10/26 |
| Asteraceae | Leucanthemum vulgare | Oxeye Daisy | 5/23 | 4/11-7/9 |
| Asteraceae | Mikania scandens | Climbing Hempweed | 8/23-9/13 | 8/9-10/29 |
| Asteraceae | Packera obovata | Roundleaf Ragwort | 3/31 | 3/17-5/20 |
| Asteraceae | Pluchea camphorata | Camphorweed | 9/13 | 8/27-10/1 |
| Asteraceae | Polymnia canadensis | White-Flowered Leafcup | 5/23-8/23 | 5/14-10/29 |
| Asteraceae | Rudbeckia triloba | Brown-Eyed Susan | 7/16-8/23 | 5/12-10/29 |
| Asteraceae | Solidago gigantea | Giant Goldenrod | 8/23-9/13 | 8/6-10/10 |
| Asteraceae | Verbesina alternifolia | Wingstem | 8/23-10/18 | 8/23-10/18 |
| Asteraceae | Vernonia gigantea | Giant Ironweed | 8/23-9/13 | 7/31-10/17 |
| Asteraceae | Xanthium strumarium | Rough Cocklebur | 9/13 | 9/13 |
| Balsaminaceae | Impatiens capensis | Spotted Jewel Weed | 7/16-9/13 | 5/26-10/7 |
| Bignoniaceae | Bignonia capreolata | Cross Vine | 3/31-4/16 | 3/31-5/18 |
| Bignoniaceae | Campsis radicans | Trumpet Vine | 7/16 | 6/4-8/19 |
| Boraginaceae | Heliotropium indicum | Indian Heliotrope | 9/13 | 7/8-10/29 |
| Brassicaceae | Arabis laevigata | Smooth Rock Cress | ? | 3/17-5/11 |
| Brassicaceae | Cardamine bulbosa | White Spring Cress | 3/19-4/27 | 2/14-4/27 |
| Brassicaceae | Iodanthus pinnatifidus | Purple Rocket | 4/24-5/23 | 4/24-5/23 |
| Campanulaceae | Lobelia cardinalis | Cardinal Flower | 8/23-9/13 | 7/23-10/1 |
| Campanulaceae | Lobelia inflata | Indian Tobacco | 7/16-8/23 | 7/1-11/7 |
| Campanulaceae | Lobelia siphilitica | Great Lobelia | 9/13 | 9/11-9/14 |
| Campanulaceae | Triodanis perfoliata | Venus' Looking Glass | 5/6 | 4/15-6/4 |
| Clusiaceae | Hypericum punctatum | Spotted St. John's Wort | 7/16 | 7/1-9/14 |
| Commelinaceae | Commelina virginica | Virginia Dayflower | 8/23 | 7/18-8/23 |
| Convolvulaceae | Calystegia sepium | Hedge Bindweed | 7/16 | 4/22-7/29 |
| Convolvulaceae | Ipomoea hederacea | Ivyleaf Morning Glory | 10/18 | 7/26-10/18 |
| Convolvulaceae | Ipomoea lacunosa | Small White Morning Glory | 8/23-9/13 | 6/5-10/16 |
| Convolvulaceae | Ipomoea pandurata | Wild Potato Vine | 8/23-9/13 | 6/10-9/13 |
| Crassulaceae | Penthorum sedoides | Ditch Stonecrop | 9/13 | 9/13 |
| Cucurbitaceae | Sicyos angulatus | Bur Cucumber | 8/23 | 8/23-9/24 |
| Cuscutaceae | Cuscuta pentagona | Field Dodder | 10/18 | 7/1-10/18 |
| Dioscoreaceae | Dioscorea oppositifolia | Cinnamon Vine | ? | ? |
| Dioscoreaceae | Dioscorea quaternata | Whorled Wild Yam | ? | 4/16-6/1 |
| Ebenaceae | Diospyros virginiana | Persimmon | ? | 5/11-5/17 |
| Fabaceae | Chamaecrista fasciculata | Partridge Pea | 8/23-9/13 | 7/7-10/16 |
| Fabaceae | Senna marilandica | Maryland Senna | ? | 7/23-9/14 |
| Fabaceae | Senna obtusifolia | Sicklepod | 10/18 | 7/26-10/18 |
| Hydrophyllaceae | Nemophila aphylla | Smallflower Baby Blue Eyes | 3/31 | 3/10-4/26 |
| Lamiaceae | Blephilia ciliata | Downy Wood Mint | 5/23 | 5/10-6/9 |
| Lamiaceae | Perilla frutescens | Beefsteak Plant | 9/13 | 9/13-10/7 |
| Lamiaceae | Prunella vulgaris | Heal All | 7/16 | 4/10-9/21 |
| Lamiaceae | Salvia lyrata | Lyre-Leaved Sage | 4/24-5/6 | 4/5-5/18 |
| Lamiaceae | Scutellaria integrifolia | Hyssop Skullcap | 5/23 | 5/28-9/18 |
| Lamiaceae | Scutellaria lateriflora | Mad-Dog Skullcap | 9/13 | 8/13-9/13 |
| Lamiaceae | Teucrium canadense | Wood Sage | 7/16 | 7/16 |
| Liliaceae | Allium canadense | Wild Garlic | 5/6-5/23 | 4/15-6/4 |
| Liliaceae | Hymenocallis caroliniana | Carolina Spider Lily | ? | 8/2-8/29 |
| Liliaceae | Nothoscordum bivalve | False Garlic | 3/31 | 3/7-10/16 |
| Liliaceae | Trillium cuneatum | Little Sweet Betsy | 3/31 | 3/11-5/4 |
| Loganiaceae | Spigelia marilandica | Indian Pink | 5/6-5/23 | 4/29-6/27 |
| Lythraceae | Ammannia coccinea | Purple Ammannia | 8/23 | 8/23 |
| Lythraceae | Rotala ramosior | Lowland Toothcup | 9/13 | 9/13 |
| Menispermaceae | Cocculus carolinus | Carolina Coralbead | ? | 7/15-8/8 |
| Onagraceae | Ludwigia decurrens | Wingstem Water Primrose | 8/23-9/13 | 8/10-11/17 |
| Onagraceae | Oenothera laciniata | Cut-Leaved Evening Primrose | 4/27-5/23 | 4/16-10/8 |
| Passifloraceae | Passiflora incarnata | Passion Flower | 8/23 | 6/5-9/17 |
| Passifloraceae | Passiflora lutea | Yellow Passion Flower | 7/16 | 7/7-8/14 |
| Phytolaccaceae | Phytolacca americana | Pokeweed | 7/16-10/18 | 5/15-10/18 |
| Polemoniaceae | Phlox divaricata | Wild Blue Phlox | 3/31 | 3/10-5/4 |
| Polygonaceae | Polygonum hydropiperoides | Swamp Smartweed | 7/16 | 7/16 |
| Polygonaceae | Polygonum lapathifolium | Curlytop Knotweed | 9/13 | 9/13-9/30 |
| Polygonaceae | Polygonum pensylvanicum | Pennsylvania Knotweed | 9/13 | 9/13 |
| Polygonaceae | Polygonum virginianum | Woodland Knotweed | 8/23-9/13 | 7/31-10/7 |
| Portulacaceae | Claytonia virginica | Virginia Spring Beauty | 3/31-4/16 | 1/27-4/23 |
| Primulaceae | Lysimachia ciliata | Fringed Loosestrife | 5/23 | 5/20-6/27 |
| Ranunculaceae | Ranunculus abortivus | Kidney-Leaved Crowfoot | 3/31 | 3/7-5/1 |
| Ranunculaceae | Ranunculus fascicularis | Early Buttercup | 3/31 | 3/31-4/19 |
| Rosaceae | Geum canadense | White Avens | 5/23-7/16 | 5/10-8/15 |
| Rosaceae | Rubus argutus | Sawtooth Blackberry | 4/24-4/27 | 4/24-4/29 |
| Rubiaceae | Cephalanthus occidentalis | Common Buttonbush | ? | 7/4-8/8 |
| Rubiaceae | Diodia virginiana | Virginia Buttonweed | 7/16-9/13 | 6/6-9/25 |
| Rubiaceae | Galium aparine | Cleavers | 3/31-4/24 | 3/26-5/5 |
| Rubiaceae | Houstonia purpurea | Large Houstonia | 5/6-5/23 | 4/10-8/21 |
| Sapindaceae | Cardiospermum halicacabum | Balloon Vine | 7/16-9/13 | 7/16-10/29 |
| Saururaceae | Saururus cernuus | Lizard's Tail | ? | 5/27-7/1 |
| Scrophulariaceae | Lindernia dubia | Yellowseed False Pimpernel | 8/23-9/13 | 8/8-9/24 |
| Scrophulariaceae | Penstemon calycosus | Longsepal Beardtongue | 5/6-5/23 | 5/3-6/6 |
| Scrophulariaceae | Scrophularia marilandica | Carpenter's Square | 8/23 | 8/23-9/14 |
| Smilacaceae | Smilax bona-nox | Saw Greenbrier | ? | 4/29-6/1 |
| Smilacaceae | Smilax rotundifolia | Common Greenbrier | 3/31-4/24 | 3/31-5/30 |
| Smilacaceae | Smilax tamnoides | Bristly Greenbrier | ? | ? |
| Solanaceae | Physalis angulata | Cutleaf Ground Cherry | 8/23 | 7/26-10/29 |
| Solanaceae | Physalis longifolia | Longleaf Ground Cherry | 7/16-8/23 | 7/16-8/23 |
| Solanaceae | Solanum carolinense | Horse Nettle | 5/23-7/16 | 5/12-9/16 |
| Urticaceae | Laportea canadensis | Canadian Wood Nettle | 8/23 | 8/2-9/14 |
| Valerianaceae | Valerianella umbilicata | Navel Corn Salad | 3/31-5/6 | 3/31-5/6 |
| Verbenaceae | Verbena urticifolia | White Vervain | 8/23 | 7/1-9/14 |
| Violaceae | Hybanthus concolor | Eastern Green Violet | 3/31 | 3/31-5/3 |
| Violaceae | Viola affinis | Sand Violet | 3/31-4/27 | 3/31-4/27 |
| Violaceae | Viola pubescens | Downy Yellow Violet | 3/31 | 3/10-4/23 |
| Violaceae | Viola sororia | Common Blue Violet | 4/27 | 3/4-4/27 |
| Vitaceae | Vitis rotundifolia | Muscadine | ? | 5/14-5/26 |