INDEX 



Potentilla Anserina, 174, 463, 



507. 



argentea, 172, 475. 



arguta, 172, 475, 507. 



canadensis, 174, 475, 504. 



frutieosa, 174, 475, 507. 



monspeliensis, 172, 475, 504. 



palustris, 312, 463, 507. 



recta, 172. 

 Poverty Grass, 430, 467, 504. 

 Prairie, Queen of the 260. 



Rose, 440. 



Willow, 377, 474. 

 Proliant Iks alba, 140, 497, 515. 



altissima, 146, 497, 515. 



serpentaria, 146, 370, 478, 



5i7. 

 Prickly Gooseberry, 384, 489. 



Pear, 194, 490, 508. 

 Primrose, Common Evening 195, 



476. 

 Primrose-leaved Violet, 96, 4b7. 

 Prince's Feather, 252, 483. 



Pine, 274, 490, 513. 

 Privet, 418. 



Andromeda, 413. 



Swamp 431, 459. 

 Proserpinaca palustris, 35, 459, 



470. 

 Prunella vulgaris, 337, 477, 510. 

 Prunus americana, 400, 458. 



angustifolia, 400, 475. 



instititia, 400, 475. 



maritima, 400, 467. 



pumila, 401, 467, 479, 501. 



serotina, 401. 



virginiana, 401, 489. 

 Psedera quinquefolia, 390, 490. 

 Ptelea trifoliata, 401, 4.X4, 508. 

 Ptilimnium capillaceum, 102, 404, 



509- 



Puccoon, Yellow 74, 495. 

 Pulse Family, 8. 

 Purple Aster, Late 359. 



Avens, 312, 463^472. 



Azalea, 441, 464. 



Bladderwort, 350, 470. 



Cinquefoil, 312. 



Clematis, 308, 488, 503. 



( tadweed, [43, .}'>*. 



Flowering Raspberry, 437, 

 475- 



36 5 



Purple. — Continued. 



Fringed Orchis, Large 303, 

 471. 



Pnnged Orchis, Small, 24b. 



Gerardia, 289, 467. 



Loosestrife, 508. 



Milkweed, 328, 509. 



Virgin's Bower, 450. 

 Purple-leaved Willow Herb, 273, 



472. 

 Purple-stem Aster, 364, 465. 

 Purplish Meadow Rue, 307, 472. 

 Purse, Shepherd's 79, 483. 



Pur lane, [62, 483. 



Milk 265, 470. 



Sea 307, 4b(>, 511. 



Speedwell, 127. 



Water 271. 

 Pussy Willow, 378. 

 Putty-root, 305, ^2, 494. 

 Pycnanthemum flexuosum, 342, 

 492, 313. 



incanum, 342, 492, 513. 



muheum, 342, 492, 513. 



Torrei, 342, 492, 51$. 



virginianum, 342, 492, 513. 

 Pyrola americana, j i«>, 490, 509. 



elliptiea, 1 10, 400, 509. 



One-flowered 108, 276, 490, 



509. 

 Pyrus arbutitolia, 395, 463, 501. 



Pyxidanthera barbulata, 114, 278, 



491, 301. 

 Pyxie, 114, 278, 491, 501. 



Q 



Quaker Lady, 395. 



Quarters, Lamb's 2s. 



Queen of the Prairie, 200, 475, 



507. 

 Queens Lace, 108. 



Quereus ilieifolia, 382, 470. 



prinoides, 382. 



R 



Rabbit -foot Clover, 313, 475. 

 Racemed Milkwort, 204. 

 Radicula Nasturtium-aquatica, 



79, 4"- 

 palustris, 171, 463. 



43 



