(photographer: Denise Knapp)

Species with Images

This page provides a complete list to taxa that have images. Use the controls below to browse and search for images by family, genus, or species.
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Select a species to access available images.
Rabdophaga salicisbrassicoides
Rafinesquia californica
Ralfsia fungiformis
Ramalina denticulata
Ramalina farinacea
Ramalina fastigiata
Ramalina lacera
Ramalina leptocarpha
Ramalina menziesii
Ramalina pollinaria
Ramalina roesleri
Ramalina subleptocarpha
Ramalina usnea
Ramalina willeyi
Randallia ornata
Ranunculus californicus
Ranunculus californicus var. californicus
Ranunculus californicus var. cuneatus
Ranunculus hebecarpus
Raphanus raphanistrum
Raphanus sativus
Rasahus thoracicus
Renilla koellikeri
Reticulobotrys catalinae
Rhamnus californica subsp. californica
Rhamnus crocea
Rhamnus crocea subsp. crocea
Rhamnus crocea subsp. pirifolia
Rhamnus ilicifolia
Rhamnus insula
Rhamnus pirifolia
Rhinacloa forticornis
Rhinocyllus conicus
Rhionaeschna multicolor
Rhizoplaca melanophthalma
Rhodochorton rothii
Rhodoglossum affine
Rhodymenia californica
Rhodymenia californica var. californica
Rhodymenia pacifica
Rhopalomyia californica
Rhopalomyia floccosa
Rhus copallina
Rhus copallinum
Rhus integrifolia
Rhus laurina
Rhus lentii
Rhus ovata
Rhus veatchiana
Rhynchospora colorata
Rhynchospora divergens
Rhynchospora elliottii
Rhynchospora fascicularis
Rhynchospora megalocarpa
Rhynchospora tracyi
Rhynocoris ventralis
Ribes malvaceum
Ribes malvaceum var. clementinum
Ribes malvaceum var. malvaceum
Ribes menziesii
Ribes montigenum
Ribes thacherianum
Ribes thatcherianum
Ribes viburnifolium
Ricinus communis
Rinodina archaea
Rinodina bolanderi
Rinodina conradii
Rinodina gennarii
Rinodina hallii
Rinodina herrei
Rinodina luridata
Rinodina santae-monicae
Rinodina turfacea
Robinia pseudoacacia
Romaleon jordani
Romneya coulteri
Roperia poulsoni
Rorippa nasturtium-aquaticum
Rorippa teres
Rosa californica
Rosmarinus officinalis
Rostanga pulchra
Rubus ursinus
Rubus vitifolius
Rudbeckia hirta
Rumex acetosella
Rumex angiocarpus
Rumex chrysocarpus
Rumex conglomeratus
Rumex crispus
Rumex fueginus
Rumex hastatulus
Rumex longifolius
Rumex maritimus subsp. fueginus
Rumex obovatus
Rumex obtusifolius
Rumex pulcher
Rumex salicifolius
Rumex salicifolius var. salicifolius
Rumex verticillatus
Rumina decollata
Ruppia maritima
Ruta chalepensis
Ruta graveolens