Pitcherplant, Parrot, plate 2.^6, volume in 

 Pitcherplant, Sweet, plate 2.50, volume iv 

 Plum, Chickasaw, plate 130, volume n 

 Plume Anemone, (flower), plate 163, volume 111 

 Plume Anemone, (fruit), plate 164, volume 111 

 Podophyllum peltatumLinnacus, plate 143, volume 11 

 Pogonia divaricata (Linnaeus) Robert Brown, 



plate 142., volume iv 

 Pogonia ophioglossoides (Linnaeus) Ker, plate 2.18, 



volume in 

 Pogonia, Rose, plate 2.18, volume 111 

 Pointvetch, Alpine, (flower), plate 2.82., volume iv 

 Pointvetch, Alpine, (fruit), plate 2.83, volume iv 

 Polycodium staminetim (Linnaeus) Greene, 



plate 132., volume n 

 Polygala, Fringed, plate 135, volume n 

 Poly gala lutea Linnaeus, plate 2.57, volume iv 

 Polygala, Orange, plate 2.57, volume iv 

 Polygala paucifolia Willdenow, plate 135, 



volume n 

 Pontederia cor data Linnaeus, plate 2.9, volume 1 

 Poppy, Mexican, plate 393, volume v 

 Porteranthus trifoliatus (Linnaeus) Britton, 



plate 2.52., volume iv 

 Potentilla jruticosa Linnaeus, plate 77, volume 1 

 Potentilla glaucophylla Lehmann, plate 2.96, 



volume iv 

 Potentilla uni flora Ledebour, plate 182., volume in 

 Prairie Aster, plate 118, volume 11 

 Prairieclover, Purple, plate 3x0, volume iv 

 Prairie Pentstemon, plate 50, volume 1 

 Prairie-smoke, plate 53, volume 1 

 Prairie Thistle, plate 309, volume iv 

 Prickly Currant, (flower), plate 66, volume 1 

 Prickly Currant, (fruit), plate 67, volume 1 

 Pricklypear, Missouri, plate 35, volume 1 

 Primrose, Alberta, plate 2.74, volume iv 

 Primrose, Evening, plate 388, volume v 

 Primula maccallianaWiegand, plate 2.74, volume iv 

 Prunus angustifolia Marshall, plate 130, volume 11 

 Pseudotsuga mucronata (Rafinesque) Sudworth, 



plate 2.70, volume iv 

 Ptarmiganberry, plate 355, volume v 

 Pulsatilla ludoviciana (Nuttall) Heller, (flower), 



plate 95, volume n 



Pulsatilla ludoviciana (Nuttall) Heller, (fruit,) 



plate 96, volume n 

 Pulsatilla occidentalis (Watson) Freyn, (flower), 



plate 163, volume in 

 Pulsatilla occidentalis (Watson) Freyn, (fruit), 



plate 164, volume in 

 Purple Butterwort, plate 2.3 5 , volume in 

 Purple Mountain Violet, plate 181, volume in 

 Purple Pentstemon, plate 346, volume v 

 Purple Prairieclover, plate 32.0, volume iv 

 Purple Saxifrage, plate 42., volume 1 

 Pussy-ears, plate 2., volume 1 

 Pussytoes, Buff, plate 171, volume in 

 Pussytoes, Gray, plate 104, volume n 

 Pussytoes, Pink, plate 2.86, volume iv 

 PussyWillow, plate 12.2., volume n 

 Pygmy Androsace, plate 185, volume in 

 Pyro la chloranth a Swartz, plate 113, volume n 

 Pyrola, Green, plate 113, volume n 

 Pyrola minor Linnaeus, plate 172., volume in 

 Pyrola secunda Linnaeus, plate 2.85, volume iv 

 Pyrola, Sidebells, plate Z85, volume iv 

 Pyrola, Small, plate 171, volume in 

 Pyxidanthera barbulata Michaux, plate 1x4, 



volume 11 

 Pyxie, plate 1x4, volume n 



wuakerladies, plate 59, volume 1 

 Quamasia quamash (Pursh) Coville, plate 358, 



volume v 

 Queencup, (flower), plate 2.03, volume in 

 Queencup, (fruit), plate 2.04, volume in 

 Quill-leaf Tillandsia, plate 399, volume v 



Xvabbitbean, plate 44, volume 1 



Ragged Fringe-orchid, plate 2.15, volume in 



Ramshead Ladyslipper, plate 2.16, volume in 



Ranunculus suksdorfli Gray, plate 114, volume n 



Raspberry, Whiteflowering, plate 341, volume v 



Rattlesnakeplantain, Western, plate 350, volume v 



Rayless Groundsel, plate 93, volume n 



Red Buckeye, plate 47, volume 1 



Redbud, plate 2.6, volume 1 



Red Chokeberry, (flower), plate 31, volume 1 



Red Chokeberry, (fruit), plate 31a, volume 1 



