Index / States / Texas / Williamson
§1County listing — Texas
Williamson County
Texas
- FIPS
- 48491
- Taxa recorded
- 711
- State
- Texas
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Showing 501–550 of 635 (native).
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Ruellia nudiflora (Engelm. & A. Gray) Urb. Native RUNUviolet wild petunia · Acanthaceae - Ruellia nudiflora (Engelm. & A. Gray) Urb. var. nudiflora Native RUNUNviolet wild petunia · Acanthaceae
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Rumex chrysocarpus Moris Native RUCH3amamastla · Polygonaceae -
Sagittaria platyphylla (Engelm.) J.G. Sm. Native SAPLdelta arrowhead · Alismataceae -
Salix nigra Marshall Native SANIblack willow · Salicaceae -
Salvia azurea Michx. ex Lam. Native SAAZazure blue sage · Lamiaceae - Salvia azurea Michx. ex Lam. var. grandiflora Benth. Native SAAZGpitcher sage · Lamiaceae
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Salvia engelmannii A. Gray Native SAEN2Engelmann's sage · Lamiaceae -
Salvia farinacea Benth. Native SAFA2mealycup sage · Lamiaceae -
Salvia reflexa Hornem. Native SARE3lanceleaf sage · Lamiaceae -
Salvia roemeriana Scheele Native SARO3cedar sage · Lamiaceae -
Salvia texana (Scheele) Torr. Native SATE3Texas sage · Lamiaceae -
Sambucus nigra L. ssp. canadensis (L.) R. Bolli Native SANIC4American black elderberry · Caprifoliaceae -
Samolus valerandi L. ssp. parviflorus (Raf.) Hultén Native SAVAPseaside brookweed · Primulaceae -
Sanicula canadensis L. Native SACA15Canadian blacksnakeroot · Apiaceae -
Schedonnardus paniculatus (Nutt.) Trel. Native SCPAtumblegrass · Poaceae -
Schizachyrium scoparium (Michx.) Nash Native SCSClittle bluestem · Poaceae -
Schoenocaulon texanum Scheele Native SCTE2Texas feathershank · Liliaceae -
Scutellaria drummondii Benth. Native SCDR2Drummond's skullcap · Lamiaceae - Scutellaria drummondii Benth. var. drummondii Native SCDRDDrummond's skullcap · Lamiaceae
- Scutellaria drummondii Benth. var. edwardsiana B.L. Turner Native SCDREDrummond's skullcap · Lamiaceae
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Scutellaria wrightii A. Gray Native SCWR2Wright's skullcap · Lamiaceae -
Sedum nuttallianum Raf. Native SENUyellow stonecrop · Crassulaceae -
Senecio ampullaceus Hook. Native SEAM2Texas ragwort · Asteraceae -
Senna obtusifolia (L.) Irwin & Barneby Native SEOB4Java-bean · Fabaceae -
Senna roemeriana (Scheele) Irwin & Barneby Native SERO8twoleaf senna · Fabaceae -
Sesbania drummondii (Rydb.) Cory Native SEDRpoisonbean · Fabaceae -
Sesbania herbacea (Mill.) McVaugh Native SEHE8bigpod sesbania · Fabaceae -
Sesbania vesicaria (Jacq.) Elliott Native SEVEbagpod · Fabaceae -
Setaria parviflora (Poir.) Kerguélen Native SEPA10marsh bristlegrass · Poaceae -
Setaria scheelei (Steud.) Hitchc. Native SESC2southwestern bristlegrass · Poaceae -
Sibara virginica (L.) Rollins Native SIVI2Virginia winged rockcress · Brassicaceae -
Sicyos angulatus L. Native SIANoneseed bur cucumber · Cucurbitaceae -
Sideroxylon lanuginosum Michx. Native SILA20gum bully · Sapotaceae - Sideroxylon lanuginosum Michx. ssp. albicans (Sarg.) Kartesz & Gandhi Native SILAA4gum bully · Sapotaceae
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Silphium albiflorum A. Gray Native SIALwhite rosinweed · Asteraceae -
Sisyrinchium angustifolium Mill. Native SIAN3narrowleaf blue-eyed grass · Iridaceae -
Sisyrinchium langloisii Greene Native SILA5roadside blue-eyed grass · Iridaceae -
Smilax bona-nox L. Native SMBO2saw greenbrier · Smilacaceae - Smilax bona-nox L. var. bona-nox Native SMBOB2saw greenbrier · Smilacaceae
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Solanum dimidiatum Raf. Native SODIwestern horsenettle · Solanaceae -
Solanum elaeagnifolium Cav. Native SOELsilverleaf nightshade · Solanaceae -
Solanum ptycanthum Dunal Native SOPT7West Indian nightshade · Solanaceae -
Solanum rostratum Dunal Native SORObuffalobur nightshade · Solanaceae -
Solidago altissima L. Native SOAL6Canada goldenrod · Asteraceae -
Solidago gigantea Aiton Native SOGIgiant goldenrod · Asteraceae -
Solidago nemoralis Aiton Native SONEgray goldenrod · Asteraceae -
Sophora secundiflora (Ortega) Lag. ex DC. Native SOSE3mescal bean · Fabaceae -
Sorghastrum nutans (L.) Nash Native SONU2Indiangrass · Poaceae -
Spermolepis inermis (Nutt. ex DC.) Mathias & Constance Native SPINRed River scaleseed · Apiaceae