Plants Identified at Seabourne Creek Park by Susie Doe** as of 4-26-2012 * non-native species ** unless otherwise noted Grass Family 1 Agrostis hyemalis Nimblewill or Winter Bentgrass or Ticklegrass 2 Alopecurus carolinianum Carolina Foxtail 3 Andropogon glomeratus Bushy Bluestem 4 Andropogon virginicus Broomsedge Bluestem 5 Axonopus fissifolius Common Carpetgrass 6 Bothriochloa bladhii * Caucasian or Australian Bluestem 7 Bothriochloa ischaemum * King Ranch Bluestem 8 Bothriochloa laguroides ssp. torreyana Silver Bluestem or Beardgrass 9 Briza minor * Little Quaking Grass 10 Bromus catharticus * Rescuegrass 11 Chloris canterai * Paraguayan Windmill Grass 12 Chloris ciliata Fringed Windmill Grass 13 Cynodon dactylon * Bermuda Grass 14 Dichanthelium ssp. Rosettegrass; Panicgrass 15 Dichanthium aristatum * Angleton Bluestem 16 Echinochloa colona * Jungle Rice 17 Echinochloa crusgalli * Barnyard Grass 18 Echinochloa walteri Coast Cockspur Grass 19 Elymus virginicus Virginia Wildrye 20 Eragrostis capillaris Lace Grass 21 Eragrostis intermedia Plains Lovegrass 22 Hordeum pusillum Little Barley 23 Leptochloa fusca var. uninervia Mexican Sprangletop 24 Leptochloa panicea ssp. mucronata Mucronate Sprangletop 25 Nassella leucotricha Texas Wintergrass 26 Paspalum denticulatum Long Tom 27 Paspalum dilitatum * Dallis Grass 28 Paspalum langei Rustyseed Paspalum 29 Paspalum notatum * Bahia Grass 30 Paspalum plicatulum Brownseed Paspalum 31 Paspalum urvellei * Vasey Grass 32 Phalaris angusta Timothy Canarygrass 33 Phalaris caroliniana Carolina Canarygrass 34 Poa annua * Annual Bluegrass 35 Schizachyrium scoparium Little Bluestem 36 Setaria parviflora (geniculata) Knotroot Bristlegrass 37 Setaria scheelei Southwestern Bristlegrass 38 Sorghum halepense * Johnson Grass 39 Sphenopholis obtusata var. major Prairie Wedgescale or Wedge Grass 40 Sporobolus indicus * Smutgrass 41 Typha domingensis Tule; Southern Cattail 42 Urochloa platyphylla Broadleaf Signalgrass 43 Vulpia octoflora Sixweeks Fescue

Introduced Grasses (by TMN) 1 Andropogon gerardii Big Bluestem 2 Sorghastrum nutans Yellow Indian Grass 3 Tripsacum dactyloides Eastern Gamma Grass 4 Panicum virgatum Switchgrass

Rushes and Sedges 1 Carex cherokeensis Cherokee Sedge 2 Carex complanata Hirsute Sedge 3 Carex crus-corvi Crowfoot or Ravenfoot Sedge 4 Cyperus entrerianus * Woodrush Flatsedge; Deep-rooted S. 5 Cyperus rotundus Purple Nutgrass 6 Cyperus setigerus Lean Flatsedge 7 Cyperus virens Green Flatsedge 8 Eleocharis quadrangulata Square-stem Spike-rush 9 Juncus effusus Common Rush 10 Juncus interior Inland Rush 11 Rhynchospora corniculata Shortbristle Horned Beaksedge Trees and Shrubs 1 Acacia farnesiana Huisache; Sweet Acacia 2 Carya illinoinensis Pecan; Nogal Morado, etc. 3 Celtis laevigata Texas Sugarberry; Palo Blanco 4 Crataegus marshallii Parsley Hawthorn 5 Diospyros texana e Texas or Mexican or Black Persimmon 6 Ilex decidua Possumhaw; Deciduous Holly or Yaupon 7 Juniperus virginiana Eastern Red Cedar 8 Morus alba * White Mulberry 9 Quercus macrocarpa Bur Oak; Mossy-cup Oak 10 Quercus nigra Water Oak 11 Quercus virginiana Live Oak; Encino; Coastal Live Oak 12 Salix nigra var. nigra Black Willow 13 Sapium [Triadica] sebiferum * Chinese Tallow Tree 14 Sideroxylon lanuginosum var. albicans Gum Bully; Coma 15 Taxodium distichum Bald Cypress 16 Ulmus crassifolia Cedar Elm; Olmo 17 Zanthoxylum clava-herculis Pepperbark; Hercules-Club; Prickly Ash; Tickle-tongue; Toothache Tree 18 Baccharis halimifolia Eastern Baccharis; Sea-myrtle; Consumption Weed; Groundsel Bush 19 Ilex vomitoria Yaupon; Yaupon Holly 20 Lantana camara * West Indian Lantana 21 Ligustrum quihoui * Waxleaf Ligustrum 22 Ligustrum sinense * Chinese Ligustrum; Chinese Privet 23 Symphoricarpos orbiculatus Coralberry or Indian Currant Introduced Trees and Shrubs (by TMN) ^ treesgrowing naturally in park as well * introduced trees not native to Fort Bend County 1 Acer rubrum var. drummondii * Drummond Red Maple 2 Betula nigra River Birch 3 Cercis canadensis var. canadensis Eastern Redbud 4 Diospyros texana ^ Texas Persimmon 5 Ehretia anacua ? Anaqua 6 Fraxinus pensylvanica Green Ash 7 Liquidambar styraciflua Sweet Gum 8 Morella cerifera Southern Wax Myrtle 9 Nyssa sylvatica ? Black Gum 10 Platanus mexicana X Mexican Sycamore 11 Platanus occidentalis American Sycamore 12 Populus deltoides Eastern Cottonwood 13 Prunus caroliniana Cherry Laurel 14 Prunus mexicana Mexican Plum 15 Quercus alba * White Oak 16 Quercus carmenensis * Mexican Oak 17 Quercus falcata Southern Red Oak 18 Quercus laurifolia Laurel Oak 19 Quercus lyrata Overcup Oak 20 Quercus macrocarpa ^ Bur Oak 21 Quercus michauxi Swamp Chestnut Oak 22 Quercus muehlenbergii * Chinkapin Oak 23 Quercus phellos Willow Oak 24 Quercus shumardii Shumard Oak 25 Quercus texana * Nuttall Oak; Texas Red Oak 26 Quercus virginica ^ Live Oak 27 Taxodium distichum Bald Cypress 28 Taxodium mucronatum * Montezuma Cypress

Vines 1 Ampelopsis arborea Peppervine 2 Campsis radicans Trumpet Creeper; Cow-itch Vine 3 Cocculus carolinus Red-berried Moonseed; Snailseed 4 Jacquemontia tamnifolia Hairy Clustervine 5 Lonicera japonica * Japanese Honeysuckle 6 Passiflora incarnata Passionflower 7 Rubus trivialis Southern Dewberry 8 Smilax bona-nox Greenbrier; Cowvine 9 Smilax glauca Cat Greenbrier; Saw-brier

Wildflowers -- Forbs 1 Agalinis ssp. Gerardia or False Foxglove 2 Alternanthera philoxeroides * Alligator Weed 3 Amaranthus arenicola Sandhills Amaranth 4 Ambrosia psilostachya Western Ragweed; Cuman Ragweed 5 Ambrosia trifida Giant Ragweed; Great Ragweed 6 Ammannia coccinea Toothcup; Valley Redstem 7 Ammoselinum butleri Butler's Sand Parsley 8 Asclepias viridis Green Milkweed or Antelopehorn 9 Callirhoë involucrata Wine Cup 10 Calyptocarpus vialis * Straggler Daisy 11 Caperonia palustris Sacatrapo 12 Capsella bursa-pastoris * Shepherd's Purse 13 Centaurium pulchellum * Branched Centaury 14 Cerastium polygonum * Sticky Chickweed 15 Chamaesyce maculata Spotted Sandmat 16 Cirsium horridulum Bull Thistle 17 Commelina diffusa Climbing Dayflower 18 Commelina erecta Erect Dayflower 19 Conyza canadensis Canadian Horseweed 20 Cooperia drummondii Evening Star Rain Lily 21 Corchorus hirtus Orinoco Jute; Moralia 22 Coreopsis tinctoria Plains Tickseed 23 Croton capitata Woolly Croton or Hogwort 24 Dichondra carolinensis Ponysfoot; Dichondra 25 Diodia virginiana Virginia Buttonweed 26 Dracopis amplexicaulis Clasping Coneflower 27 Erigeron tenuis Slederleaf Fleabane 28 Eryngium hookeri Hooker's Eryngo 29 Eupatorium serotinum Late Flowering Boneset 30 Euphorbia spathulata Warty Spurge 31 Euthamia gymnospermoides Texas Goldentop 32 Euthamia leptocephala Bushy Goldentop 33 Evolvulus sericeus Silver Dwarf Morning Glory 34 Gaillardia pulchella var. pulchella e Firewheel 35 Galium aparine Stickywilly; Catchweed Bedstraw 36 Galium obtusum Bluntleaf Bedstraw 37 Gamochaeta purpurea Spoonleaf Purple Everlasting 38 Gaura lindheimeri Appleblossom Grass 39 Geranium carolinianum Carolina Geranium; Carolina Cranesbill 40 Gomphrena serrata Globe Amaranth 41 Hedeoma hispida Rough False Pennyroyal 42 Helianthus annuus Common Sunflower 43 Herbetia lahue ssp. caerula Prairienymph 44 Houstonia pusilla Small Bluet: Star-Violet 45 Hypericum drummondii Nits and Lice 46 Hypochaeris microcephala var. albiflora * White Cat's Ear 47 Ipomoea cordatotriloba var. c~ Tievine 48 Iva annua Annual Marshelder; Pelocote 49 Krigia caespitosa Weedy Dwarf Dandelion 50 Krigia occidentalis Western Dward Dandelion 51 Lamium amplexicaule * Henbit; Deadnettle 52 Lathyrus pusillus Tiny Pea 53 Lepidium virginicum Virginia Pepperweed; Lentejilla 54 Limnosciadium pinnatum Tansy Dogshade 55 Ludwigia peploides Water Primrose 56 Lythrum alatum var. lanceolatum Winged Loosestrife 57 Mecardonia procumbens Baby Jump-ups 58 Medicago lupulina * Black Medic 59 Medicago polymorpha * Bur Clover 60 Melilotus indicus * Sour Clover; Alfalfilla; Yellow Alfalfa 61 Melochia pyramidata Pyramid Flower; Broom-wood 62 Mimosa strigillosa Powderpuff; Vergonzosa 63 Modiola caroliniana Carolina Bristle Mallow 64 Monarda citriodora Lemon Beebalm; Lemonmint 65 Myosotis macrosperma Largeseed Forget-Me-Not 66 Neptunia lutea Yellow-Puff 67 Neptunia pubescens Tropical Puff 68 Nuttallanthus texanus Texas Toadflax 69 Oenothera speciosa Ampola del Campo; Showy Primrose; Pink Evening Primrose; Pinkladies 70 Oxalis stricta (dillenii) Common Yellow Woodsorrel 71 Parthenium hysterophorus * False Ragweed; Santa Maria Feverfew 72 Phoradendron tomentosum Injerto; Christmas Mistletoe 73 Phyla nodiflora Common Frog-fruit; Capeweed; Turkey Tangle; Mat-Grass 74 Phyllanthus pudens Birdseed Leaf-flower 75 Plantago lanceolata * English Plantain; Narrowleaf Plantain 76 Plantago rhodosperma Red-seeded Plantain 77 Polygonum hydropiperoides Swamp Smartweed 78 Polygonum lapathifolium Curlytop Knotweed 79 Polytaenia nuttallii Nuttall's Prairie Parsley 80 Portulaca olaracea * Purslane; Little Hogweed 81 Portulaca umbraticola Wingpog Purslane 82 Pterocaulon virgatum Wand Blackroot 83 Pyrrhopappus pauciflorus Smallflower Desert Chicory 84 Ranunculus pusillus Low Spearwort 85 Ranunculus sardous * Hairy Buttercup 86 Ratibida columnaris Mexican Hat; Upright Prairie Coneflower 87 Ruellia nudiflora var. nudiflora Violet Wild Petunia 88 Rumex chrysocarpus Amamastla 89 Rumex crispus * Yellow Dock; Curly Dock 90 Rumex hastalus Heartwing Sorrel 91 Rumex pulcher * Fiddle Dock 92 Sabatia campestris Meadow Pink: Texas Star 93 Sagittaria platyphylla Delta Arrowhead 94 Senna obtusifolia Sicklepod 95 Sesbania drummondii Rattlebush; Poison Bean; Coffee Bean 96 Sesbania vesicaria Bladder Pod or Bag-Pod 97 Sherardia arvensis * Spurwort or Blue Field Madder 98 Sida rhombifolia Cuban Jute; Axocatzin 99 Sida sp. (spinosa or abutifolia) ? Sida 100 Silene antirrhina Sleepy Catchfly 101 Sisyrinchium rosulatum Annual Blue-eyed Grass 102 Sisyrinchium ssp. Common, Dwarf, or Spearbract Blue-eyed Grass 103 Solanum carolinense Carolina Horse Nettle; Ballnettle 104 Solidago ssp. Goldenrod (at least 2 species) 105 Soliva sessilis Field Burrweed 106 Sonchus asper Spiny Sow Thistle 107 Stachys crenata Shade Betony; Mousesear 108 Symphyotrichum divaricatum Southern Annual Saltmarsh Aster 109 Symphyotrichum ericoides var. ericoides White Heath Aster Symphyotrichum lanceolatum var. White Panicle Aster 110 lanceolatum 111 Taraxacum officinale Common Dandelion 112 Trifolium resupinatum * Persian Clover or Reversed Clover 113 Triodanis biflora Small Venus' Looking-Glass 114 Valerianella radiata Beaked Cornsalad 115 Verbena brasiliensis * Brazilian Vervain 116 Verbena halei Texas Vervain 117 Verbena litoralis * Seashore Vervain 118 Vicia ludoviciana Louisiana Vetch; Deer Pea Vetch 119 Vicia sativa * Garden Vetch Introduced Forbs (by TMN) 1 Rudbeckia texana Texas Coneflower

Plants Found Growing on Imported Pimple Mound Soil 1 Morella cerifera Wax-Myrtle

1 Allium canadense var. mobilense Meadow Garlic 2 Arnoglossum spp. Indian Plantain 3 Mimosa ssp. Sensitive Brier 4 Scutellaria sp. (either drummondii or parvula ) Skullcap 5 Silphium radula var. gracile Slender Rosinweed 6 Viola X primulifolia Primrose-leaved Violet

1 Dichanthelium scoparium Velvet Rosette Grass or Velvet Panicum 2 Muhlenbergia capillaris Gulf Coast Muhly seen by the birding group