• Sunrise at the Cholla Cactus Garden

    Joshua Tree

    National Park California

Scientific Names P

*synonyms indicated with an asterisk
Palafoxia arida var. arida
Panicum hirticaule subsp. hirticaule
Panicum miliaceum ssp. miliaceum
Parietaria hespera var. hespera
Parkinsonia florida
Pectis papposa var. papposa
Pectocarya heterocarpa
Pectocarya penicillata
Pectocarya peninsularis
Pectocarya platycarpa
Pectocarya recurvata
Pectocarya setosa
Pellaea mucronata var. californica
Pellaea mucronata var. mucronata
Pennisetum setaceum
Penstemon centranthifolius
Penstemon clevelandii var. mohavensis
Penstemon eatonii var. eatonii
Penstemon eatonii var. undosus
Penstemon fruticiformis var. fruticiformis
Penstemon incertus
Penstemon thurberi
Pentagramma triangularis subsp. maxonii
Pentagramma triangularis subsp. triangularis
Peritoma arborea
Perityle emoryi
Persicaria lapathifolia
Petalonyx linearis
Petalonyx thurberi subsp. thurberi
Peucephyllum schottii
Phacelia affinis
Phacelia bicolor var. bicolor
Phacelia campanularia subsp. campanularia
Phacelia campanularia subsp. vasiformis
Phacelia crenulata var. crenulata
Phacelia crenulata var. minutiflora
Phacelia crenulata var. ambigua
Phacelia cryptantha
Phacelia curvipes
Phacelia distans
Phacelia fremontii
Phacelia hastata subsp. hastata
Phacelia ivesiana
Phacelia lemmonii
Phacelia neglecta
Phacelia pedicellata
Phacelia rotundifolia
Phacelia vallis-mortae
Phoenix dactylifera
Pholisma arenarium
Pholistoma membranaceum
Phoradendron bolleanum
Phoradendron californicum
Phoradendron densum* (under Phoradendron bolleanum)
Phoradendron serotinum subsp. tomentosum
Phoradendron villosum* (under Phoradendron serotinum subsp. tomentosum)
Physalis crassifolia
Physalis hederifolia var. palmeri
Physalis lobata
Physaria tenella
Pinus monophylla
Plagiobothrys arizonicus
Plagiobothrys canescens
Plagiobothrys jonesii
Plagiobothrys parishii
Plantago ovata var. fastigiata
Plantago patagonica
Platystemon californicus
Pleuraphis rigida* (under Hilaria rigida)
Pleurocoronis pluriseta
Pluchea sericea
Poa bigelovii
Poa secunda subsp. secunda
Polygala acanthoclada
Polygonum arenastrum* (under Polygonum aviculare subsp. depressum)
Polygonum aviculare subsp. depressum
Polygonum lapathifolium* (under Persicaria lapathifolia)
Polypogon maritimus
Polypogon monspeliensis
Polypogon viridis
Populus fremontii subsp. fremontii
Porophyllum gracile
Portulaca halimoides
Portulaca oleracea
Potamogeton foliosus subsp. foliosus
Potamogeton nodosus
Prenanthella exigua
Prosopis glandulosa var. torreyana
Prosopis pubescens
Prunus fasciculata var. fasciculata
Prunus ilicifolia subsp. ilicifolia
Psathyrotes ramosissima
Pseudognaphalium beneolens
Pseudognaphalium canescens
Pseudognaphalium luteoalbum
Pseudognaphalium stramineum
Psilostrophe cooperi
Psorothamnus arborescens var. simplicifolius
Psorothamnus emoryi
Psorothamnus polydenius
Psorothamnus schottii
Psorothamnus spinosus
Pterostegia drymarioides
Purshia tridentata var. glandulosa


Did You Know?

Joshua Tree Blooms

One of the most beautiful spectacles in spring is the creamy-white blossoms of Joshua trees. These white candles can be seen from February to late March. Joshua trees do not branch until after they bloom, and they don’t bloom every year. More...