Categories
The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 500 | next 500) (20 | 50 | 100 | 250 | 500)- Orychophragmus (1 member)
- Oryza (4 members)
- Oryzopsis (1 member)
- Osmadenia (1 member)
- Osmunda (5 members)
- Osmunda regalis (1 member)
- Osmundaceae (2 members)
- Osteospermum (2 members)
- Ostrya (3 members)
- Ottelia (1 member)
- Oxalidaceae (2 members)
- Oxalis (38 members)
- Oxalis frutescens (1 member)
- Oxalis hirta (1 member)
- Oxycaryum (1 member)
- Oxydendrum (1 member)
- Oxyria (1 member)
- Oxyrrhynchium (1 member)
- Oxystylis (1 member)
- Oxytenia (1 member)
- Oxytheca (4 members)
- Oxytheca dendroidea (1 member)
- Oönopsis (5 members)
- Oönopsis foliosa (2 members)
- Pachycereus (1 member)
- Pachysandra (2 members)
- Packera (60 members)
- Packera bolanderi (2 members)
- Packera dimorphophylla (3 members)
- Packera eurycephala (2 members)
- Packera neomexicana (3 members)
- Packera pseudaurea (3 members)
- Packera subnuda (2 members)
- Paeonia (2 members)
- Paeoniaceae (2 members)
- Pages using duplicate arguments in template calls (9 members)
- Pages with broken file links (112 members)
- Palafoxia (10 members)
- Palamocladium (1 member)
- Palhinhaea (1 member)
- Paliurus (1 member)
- Paludella (1 member)
- Palustriella (1 member)
- Panicum (6 members)
- Panicum amarum (2 members)
- Panicum anceps (2 members)
- Panicum capillare (2 members)
- Panicum dichotomiflorum (3 members)
- Panicum hallii (2 members)
- Panicum hirticaule (3 members)
- Panicum miliaceum (2 members)
- Panicum philadelphicum (3 members)
- Panicum rigidulum (5 members)
- Panicum sect. Agrostoidea (4 members)
- Panicum sect. Antidotalia (1 member)
- Panicum sect. Bulbosa (2 members)
- Panicum sect. Dichotomiflora (4 members)
- Panicum sect. Hemitonia (1 member)
- Panicum sect. Monticola (2 members)
- Panicum sect. Obtusa (1 member)
- Panicum sect. Panicum (18 members)
- Panicum sect. Phanopyrum (1 member)
- Panicum sect. Repentia (5 members)
- Panicum sect. Tenera (1 member)
- Panicum sect. Urvilleana (1 member)
- Panicum sect. Verrucosa (2 members)
- Panicum subg. Agrostoidea (10 members)
- Panicum subg. Panicum (8 members)
- Panicum subg. Phanopyrum (8 members)
- Papaver (13 members)
- Papaver macounii (2 members)
- Papaver nudicaule (1 member)
- Papaver radicatum (4 members)
- Papaver sect. Argemonidium (1 member)
- Papaver sect. Californicum (1 member)
- Papaver sect. Macrantha (1 member)
- Papaver sect. Meconella (12 members)
- Papaver sect. Papaver (1 member)
- Papaver sect. Rhoeadium (2 members)
- Papaveraceae (34 members)
- Papillaria (1 member)
- Pappophorum (2 members)
- Paraleucobryum (2 members)
- Parapholis (2 members)
- Parasenecio (1 member)
- Parietaria (6 members)
- Parietaria hespera (2 members)
- Parkeriaceae (2 members)
- Parnassia (10 members)
- Parnassia cirrata (2 members)
- Paronychia (29 members)
- Paronychia chartacea (2 members)
- Paronychia echinulata (1 member)
- Paronychia fastigiata (3 members)
- Parrya (4 members)
- Parthenice (1 member)
- Parthenium (7 members)
- Parthenocissus (4 members)
- Pascalia (1 member)
- Pascopyrum (1 member)
- Paspalidium (1 member)
- Paspalum (44 members)
- Paspalum setaceum (9 members)
- Passiflora (19 members)
- Passiflora foetida (1 member)
- Passifloraceae (2 members)
- Paulownia (1 member)
- Paulowniaceae (2 members)
- Pavonia (4 members)
- Paxistima (2 members)
- Paysonia (9 members)
- Paysonia lasiocarpa (2 members)
- Pecluma (4 members)
- Pecluma ptilodon (1 member)
- Pectis (17 members)
- Pectis angustifolia (3 members)
- Pectis filipes (1 member)
- Pectis linifolia (1 member)
- Pectis papposa (2 members)
- Pedaliaceae (4 members)
- Pedicularis (48 members)
- Pedicularis attollens (2 members)
- Pedicularis bracteosa (8 members)
- Pedicularis centranthera (2 members)
- Pedicularis contorta (3 members)
- Pedicularis lanata (1 member)
- Pedicularis langsdorffii (2 members)
- Pedicularis palustris (1 member)
- Pedicularis parryi (3 members)
- Pedicularis racemosa (2 members)
- Pedicularis semibarbata (2 members)
- Pedicularis sudetica (5 members)
- Pediocactus (10 members)
- Pediocactus peeblesianus (2 members)
- Pelexia (1 member)
- Pellaea (18 members)
- Pellaea glabella (4 members)
- Pellaea mucronata (2 members)
- Pellaea ternifolia (3 members)
- Peltandra (2 members)
- Peniocereus (3 members)
- Peniocereus greggii (2 members)
- Pennellia (3 members)
- Pennisetum (18 members)
- Penstemon (4 members)
- Penstemon acuminatus (2 members)
- Penstemon ambiguus (2 members)
- Penstemon angustifolius (5 members)
- Penstemon attenuatus (4 members)
- Penstemon azureus (2 members)
- Penstemon barbatus (3 members)
- Penstemon caespitosus (3 members)
- Penstemon cardinalis (2 members)
- Penstemon clevelandii (3 members)
- Penstemon cobaea (2 members)
- Penstemon crandallii (5 members)
- Penstemon cyananthus (3 members)
- Penstemon davidsonii (3 members)
- Penstemon deustus (4 members)
- Penstemon eatonii (3 members)
- Penstemon eriantherus (5 members)
- Penstemon floridus (2 members)
- Penstemon fremontii (2 members)
- Penstemon fruticiformis (2 members)
- Penstemon fruticosus (3 members)
- Penstemon gairdneri (2 members)
- Penstemon glaber (3 members)
- Penstemon glandulosus (2 members)
- Penstemon heterodoxus (3 members)
- Penstemon heterophyllus (3 members)
- Penstemon humilis (3 members)
- Penstemon laetus (3 members)
- Penstemon laricifolius (2 members)
- Penstemon leiophyllus (3 members)
- Penstemon lentus (2 members)
- Penstemon leonardii (3 members)
- Penstemon linarioides (4 members)
- Penstemon montanus (2 members)
- Penstemon newberryi (3 members)
- Penstemon nitidus (2 members)
- Penstemon pachyphyllus (2 members)
- Penstemon palmeri (3 members)
- Penstemon procerus (6 members)
- Penstemon pseudospectabilis (2 members)
- Penstemon rattanii (2 members)
- Penstemon richardsonii (3 members)
- Penstemon rydbergii (3 members)
- Penstemon scariosus (4 members)
- Penstemon sect. Ambigui (3 members)
- Penstemon sect. Baccharifolii (1 member)
- Penstemon sect. Bridgesiani (1 member)
- Penstemon sect. Caespitosi (14 members)
- Penstemon sect. Chamaeleon (3 members)
- Penstemon sect. Coerulei (26 members)
- Penstemon sect. Cristati (35 members)
- Penstemon sect. Dissecti (1 member)
- Penstemon sect. Elmigera (7 members)
- Penstemon sect. Erianthera (14 members)
- Penstemon sect. Gentianoides (10 members)
- Penstemon sect. Glabri (49 members)
- Penstemon sect. Penstemon (70 members)
- Penstemon sect. Petiolati (1 member)
- Penstemon sect. Saccanthera (33 members)
- Penstemon sect. Spectabiles (18 members)
- Penstemon secundiflorus (2 members)
- Penstemon spectabilis (2 members)
- Penstemon subg. Dasanthera (2 members)
- Penstemon subg. Penstemon (30 members)
- Penstemon triflorus (2 members)
- Penstemon virgatus (2 members)
- Pentachaeta (7 members)
- Pentachaeta exilis (2 members)
- Pentagramma (3 members)
- Pentagramma triangularis (4 members)
- Penthoraceae (2 members)
- Penthorum (1 member)
- Pentzia (1 member)
- Peperomia (7 members)
- Peraphyllum (1 member)
- Pereskia (3 members)
- Pereskia grandifolia (1 member)
- Pericallis (1 member)
- Pericome (1 member)
- Peritoma (7 members)
- Peritoma arborea (3 members)
- Perityle (6 members)
- Perityle bisetosa (3 members)
- Perityle gilensis (2 members)
- Perityle lindheimeri (2 members)
- Perityle megalocephala (2 members)
- Perityle microglossa (1 member)
- Perityle rupestris (2 members)
- Perityle sect. Laphamia (28 members)
- Perityle sect. Pappothrix (7 members)
- Perityle sect. Perityle (7 members)
- Perityle staurophylla (2 members)
- Persea (3 members)
- Persicaria (10 members)
- Persicaria meisneriana (1 member)
- Persicaria sect. Cephalophilon (3 members)
- Persicaria sect. Echinocaulon (6 members)
- Persicaria sect. Persicaria (16 members)
- Persicaria sect. Rubrivena (2 members)
- Persicaria sect. Tovara (1 member)
- Persicaria wallichii (1 member)
- Petalonyx (5 members)
- Petalonyx thurberi (2 members)
- Petasites (2 members)
- Petasites frigidus (4 members)
- Petiveria (1 member)
- Petradoria (2 members)
- Petradoria pumila (2 members)
- Petrophytum (4 members)
- Petrophytum caespitosum (2 members)
- Petrorhagia (5 members)
- Petrorhagia saxifraga (1 member)
- Peucephyllum (1 member)
- Phalacroseris (1 member)
- Phalaris (11 members)
- Phanerophlebia (2 members)
- Pharus (1 member)
- Phaulothamnus (1 member)
- Phedimus (3 members)
- Phegopteris (2 members)
- Phemeranthus (16 members)
- Phenology (238 members)
- Philadelphus (11 members)
- Philadelphus microphyllus (4 members)
- Philadelphus texensis (2 members)
- Philonotis (12 members)
- Philonotis fontana (3 members)
- Phippsia (2 members)
- Phlebodium (1 member)
- Phlegmariurus (1 member)
- Phleum (6 members)
- Phoebanthus (2 members)
- Phoenicaulis (1 member)
- Phoenix (2 members)
- Phoradendron (8 members)
- Phoradendron villosum (2 members)
- Photinia (5 members)
- Photinia davidiana (1 member)
- Phragmites (1 member)
- Phryma (2 members)
- Phryma leptostachya (1 member)
- Phrymaceae (12 members)
- Phyllanthaceae (14 members)
- Phyllanthopsis (2 members)
- Phyllanthus (20 members)
- Phyllanthus abnormis (2 members)
- Phyllanthus caroliniensis (2 members)
- Phyllanthus liebmannianus (1 member)
- Phyllanthus urinaria (1 member)
- Phyllodoce (5 members)
- Phyllospadix (3 members)
- Phyllostachys (2 members)
- Physaria (104 members)
- Physaria arenosa (2 members)
- Physaria argyraea (1 member)
- Physaria carinata (3 members)
- Physaria didymocarpa (3 members)
- Physaria douglasii (2 members)
- Physaria floribunda (2 members)
- Physaria geyeri (2 members)
- Physaria gracilis (2 members)
- Physaria hemiphysaria (2 members)
- Physaria hitchcockii (3 members)
- Physaria kingii (7 members)
- Physaria lepidota (2 members)
- Physaria newberryi (2 members)
- Physaria occidentalis (2 members)
- Physaria ovalifolia (2 members)
- Physaria saximontana (2 members)
- Physcomitrella (2 members)
- Physcomitrium (4 members)
- Physocarpus (6 members)
- Phytolacca (7 members)
- Phytolacca americana (2 members)
- Phytolaccaceae (12 members)
- Picea (9 members)
- Picea engelmannii (1 member)
- Picradeniopsis (2 members)
- Picramnia (1 member)
- Picramniaceae (4 members)
- Picris (2 members)
- Picrodendraceae (2 members)
- Picrothamnus (1 member)
- Pieris (2 members)
- Pilea (5 members)
- Pilosium (1 member)
- Pilosocereus (1 member)
- Pilostyles (1 member)
- Pilotrichaceae (6 members)
- Pilularia (1 member)
- Pinaceae (12 members)
- Pinaropappus (2 members)
- Pinus (44 members)
- Pinus contorta (3 members)
- Pinus elliottii (2 members)
- Pinus leiophylla (1 member)
- Pinus ponderosa (3 members)
- Pinus sylvestris (1 member)
- Pinus torreyana (2 members)
- Piper (2 members)
- Piperaceae (4 members)
- Piperia (11 members)
- Piperia elegans (2 members)
- Piptatherum (8 members)
- Piptatherum miliaceum (2 members)
- Piptochaetium (6 members)
- Pireella (2 members)
- Piriqueta (2 members)
- Piriqueta cistoides (1 member)
- Pisonia (3 members)
- Pistia (1 member)
- Pityopsis (9 members)
- Pityopsis aspera (2 members)
- Pityopsis graminifolia (5 members)
- Pityopus (1 member)
- Pityrogramma (3 members)
- Pityrogramma calomelanos (1 member)
- Plagiobryoides (5 members)
- Plagiobryum (2 members)
- Plagiomnium (11 members)
- Plagiopus (1 member)
- Plagiotheciaceae (2 members)
- Plagiothecium (6 members)
- Planera (1 member)
- Planodes (1 member)
- Plantaginaceae (90 members)
- Plantago (32 members)
- Platanaceae (2 members)
- Platanthera (36 members)
- Platanthera blephariglottis (2 members)
- Platanthera dilatata (3 members)
- Platanthera flava (2 members)
- Platanthera tipuloides (1 member)
- Platanus (3 members)
- Plateilema (1 member)
- Plates (225 members)
- Platydictya (4 members)
- Platygyrium (2 members)
- Platylomella (1 member)
- Platyschkuhria (1 member)
- Platystemon (1 member)
- Platythelys (1 member)
- Plaubelia (2 members)
- Plaubelia sprengelii (2 members)
- Plectocephalus (2 members)
- Pleea (1 member)
- Pleiacanthus (1 member)
- Pleopeltis (6 members)
- Pleopeltis polylepis (1 member)
- Pleopeltis polypodioides (1 member)
- Pleradenophora (1 member)
- Pleuricospora (1 member)
- Pleuridium (4 members)
- Pleurochaete (1 member)
- Pleurocoronis (1 member)
- Pleuropogon (6 members)
- Pleuropogon californicus (2 members)
- Pleurothallis (1 member)
- Pleuroziopsaceae (2 members)
- Pleuroziopsis (1 member)
- Pleurozium (1 member)
- Ploidy (1 member)
- Pluchea (10 members)
- Pluchea odorata (2 members)
- Plumbaginaceae (6 members)
- Plumbago (2 members)
- Poa (7 members)
- Poa abbreviata (3 members)
- Poa alpina (2 members)
- Poa arctica (5 members)
- Poa bulbosa (2 members)
- Poa cusickii (4 members)
- Poa fendleriana (3 members)
- Poa glauca (3 members)
- Poa hartzii (3 members)
- Poa laxa (2 members)
- Poa pratensis (6 members)
- Poa saltuensis (2 members)
- Poa sect. Abbreviatae (6 members)
- Poa sect. Alpinae (2 members)
- Poa sect. Arctopoa (1 member)
- Poa sect. Arenariae (2 members)
- Poa sect. Dioicopoa (1 member)
- Poa sect. Homalopoa (10 members)
- Poa sect. Madropoa (5 members)
- Poa sect. Micrantherae (3 members)
- Poa sect. Oreinos (4 members)
- Poa sect. Pandemos (1 member)
- Poa sect. Poa (6 members)
- Poa sect. Secundae (4 members)
- Poa sect. Stenopoa (5 members)
- Poa sect. Sylvestres (8 members)
- Poa sect. Tichopoa (1 member)
- Poa secunda (2 members)
- Poa stenantha (2 members)
- Poa subg. Arctopoa (2 members)
- Poa subg. Poa (29 members)
- Poa subsect. Epiles (7 members)
- Poa subsect. Halophytae (5 members)
- Poa subsect. Madropoa (8 members)
- Poa subsect. Poa (8 members)
- Poa subsect. Secundae (7 members)
- Poa unilateralis (2 members)
- Poaceae (20 members)
- Poaceae subfam. Aristidoideae (2 members)
- Poaceae subfam. Arundinoideae (2 members)
- Poaceae subfam. Bambusoideae (4 members)
- Poaceae subfam. Centothecoideae (4 members)
- Poaceae subfam. Chloridoideae (6 members)
- Poaceae subfam. Danthonioideae (2 members)
- Poaceae subfam. Ehrhartoideae (4 members)
- Poaceae subfam. Panicoideae (6 members)
- Poaceae subfam. Pharoideae (2 members)
- Poaceae subfam. Pooideae (18 members)
- Poaceae tribe Andropogoneae (60 members)
- Poaceae tribe Aristideae (2 members)
- Poaceae tribe Arundineae (8 members)
- Poaceae tribe Bambuseae (8 members)
- Poaceae tribe Brachyelytreae (2 members)
- Poaceae tribe Brachypodieae (2 members)
- Poaceae tribe Bromeae (2 members)
- Poaceae tribe Centotheceae (2 members)
- Poaceae tribe Cynodonteae (106 members)
- Poaceae tribe Danthonieae (12 members)
- Poaceae tribe Diarrheneae (2 members)
- Poaceae tribe Ehrharteae (2 members)
- Poaceae tribe Gynerieae (2 members)
- Poaceae tribe Meliceae (8 members)
- Poaceae tribe Nardeae (2 members)
- Poaceae tribe Olyreae (2 members)
- Poaceae tribe Orcuttieae (6 members)
- Poaceae tribe Oryzeae (12 members)
- Poaceae tribe Paniceae (55 members)
- Poaceae tribe Pappophoreae (6 members)
- Poaceae tribe Phareae (2 members)
- Poaceae tribe Poeae (134 members)
- Poaceae tribe Stipeae (30 members)
- Poaceae tribe Thysanolaeneae (2 members)
- Poaceae tribe Triticeae (39 members)
- Podagrostis (2 members)
- Podophyllum (1 member)
- Podostemaceae (2 members)
- Podostemum (1 member)
- Pogonarthria (1 member)
- Pogonatum (5 members)
- Pogonia (1 member)
- Pohlia (32 members)
- Polanisia (7 members)
- Polanisia dodecandra (3 members)
- Polanisia erosa (2 members)
- Polycarpaea (1 member)
- Polycarpon (3 members)
- Polycarpon tetraphyllum (1 member)
- Polycnemum (2 members)
- Polyctenium (1 member)
- Polygala (31 members)