Robert W. Freckmann Herbarium
 

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Plants of Wisconsin

Vascular Plants

Genera O - Z

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A B C D E F G H I J K L M N

O - p

Pl - Q - R

S

T - U

V - W - X-Y-Z

Ocimum
Odontites
Oenanthe
Oenothera
Oligoneuron
Onobrychis
Onoclea
Onopordum
Onosmodium
Ophioglossum
Opuntia
Orchis
Ornithogalum
Orobanche
Orthilia
Oryzopsis
Osmorhiza
Osmunda
Ostrya
Oxalis
Oxybaphus
Oxypolis
Oxytropis

p
Pachysandra
Packera
Panax
Panicum
Papaver
Parietaria
Parnassia
Paronychia
Parthenium
Parthenocissus
Pascopyrum
Paspalum
Pastinaca
Pedicularis
Pediomelum
Pellaea
Peltandra
Pennisetum
Penstemon
Pentaphylloides
Penthorum
Perilla
Peritoma
Petalostemon
Petasites
Petrorhagia
Petunia
Phacelia
Phalaris
Phaseolus
Phegopteris
Philadelphus
Phemeranthus
Phleum
Phlox
Phragmites
Phryma
Phyla
Phyllanthus
Physalis
Physocarpus
Physostegia
Phytolacca
Picea
Pilea
Pimpinella
Pinguicula
Pinus
Piptatherum
Pisum

Plagiobothrys
Plantago
Platanthera
Platanus
Pluchea
Poa
Podophyllum
Pogonia
Poinsettia
Polanisia
Polemonium
Polygala
Polygonatum
Polygonella
Polygonum
Polymnia
Polypodium
Polypogon
Polystichum
Polytaenia
Pontederia
Populus
Portulaca
Potamogeton
Potentilla
Prenanthes
Primula
Proserpinaca
Prunella
Prunus
Pseudognaphalium
Psilocarya
Psoralea
Psoralidium
Ptelea
Pteridium
Pterospora
Puccinellia
Pulmonaria
Pulsatilla
Pycnanthemum
Pyrola
Pyrus

Q

Quercus

R

Ranunculus
Raphanus
Rapistrum
Ratibida
Reseda
Rhamnus
Rheum
Rhexia
Rhinanthus
Rhododendron
Rhodotypos
Rhus
Rhynchospora
Ribes
Robinia
Roegneria
Rorippa
Rosa
Rotala
Rubus
Rudbeckia
Ruellia
Rumex
Ruppia
Ruta

Sabatia
Sagina
Sagittaria
Salicornia
Salix
Salsola
Salvia
Sambucus
Samolus
Sanguinaria
Sanguisorba
Sanicula
Saponaria
Sarracenia
Sassafras
Satureja
Saururus
Saxifraga
Scheuchzeria
Schizachne
Schizachyrium
Schoenoplectus
Schrankia
Scilla
Scirpus
Scleranthus
Scleria
Scrophularia
Scutellaria
Secale
Sedum
Selaginella
Sempervivum
Senecio
Senna
Sesamum
Sesleria
Setaria
Seymeria
Shepherdia
Sherardia
Sibbaldiopsis
Sicyos
Silene
Silphium
Sinapis
Sisymbrium
Sisyrinchium
Sium
Smilacina
Smilax
Solanum
Solidago
Sonchus
Sorbaria
Sorbus
Sorghastrum
Sorghum
Sparganium
Spartina
Specularia
Spergula
Spergularia
Sphenopholis
Spiraea
Spiranthes
Spirodela
Sporobolus
Stachys
Staphylea
Stellaria
Stipa
Streptopus
Strophostyles
Stuckenia
Stylophorum
Stylosanthes
Suaeda
Sullivantia
Swertia
Symphoricarpos
Symphyotrichum
Symphytum
Symplocarpus
Syringa
Taenidia
Tagetes
Talinum
Tanacetum
Taraxacum
Tarenaya
Taxus
Tephrosia
Tetragonia
Teucrium
Thalictrum
Thaspium
Thelypodium
Thelypteris
Thermopsis
Thladiantha
Thlaspi
Thuja
Thymelaea
Thymus
Tiarella
Tilia
Tofieldia
Tomanthera
Torilis
Torreyochloa
Toxicodendron
Tradescantia
Tragopogon
Triadenum
Triantha
Tribulus
Trichophorum
Trichostema
Tridens
Trientalis
Trifolium
Triglochin
Trillium
Triodanis
Triodia
Triosteum
Triphora
Triplasis
Tripleurospermum
Trisetum
Triticum
Tsuga
Tunica
Tussilago
Typha

U

Ulmaria
Ulmus
Uniola
Urtica
Utricularia
Uvularia

Vaccaria
Vaccinium
Valeriana
Valerianella
Vallisneria
Ventenata
Verbascum
Verbena
Verbesina
Vernonia
Veronica
Veronicastrum
Viburnum
Vicia
Vinca
Vincetoxicum
Viola
Virgulus
Vitis
Vulpia

W

Waldsteinia
Washingtonia
Weberaster
Wolffia
Woodsia
 

X-Y-Z

Xanthium
Xanthoxylum
Xyris
Yucca
Zannichellia
Zanthoxylum
Zea
Zigadenus
Zizania
Zizia


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