Lake Maxinkuckee, Physical and Biological Survey l'.i.; 



Physalis lanceolata, 407. 



pruinosa, 407. 



pubescens, 407. 



virginiana, 407. 

 Phytolaccacese, 298. 

 Phytolacca americana, 298. 

 Pickerel-weed Family, 260. 

 Pickerel-weed, 190, 260. 

 Pieris floribunda, 386. 



protodice, 38, 39. 



rapse, 37, 39. 

 Pig-toe, Wabash, 51. 

 Pigeon-grass, 227. 

 Pigweed, Slender, 296. 



Winged, 297. 

 Pike, Walleyed, 80, 100. 

 Pilea pumila, 291. 

 pilosa, Eragrostis, 235. 



Phlox, 398. 

 pilosum, Galium, 419. 

 Pimpernel, 410. 

 Pimpernel, Long-stalked False, 410. 



Water, 388. 



Yellow, 379. 

 Pin Oak, 284. 



Pin-weed, Thyme-leaved, 368. 

 Pincushion, 418. 

 Pinaceas, 207. 

 Pine Family, 207. 

 Pine, Gray, 207. 



Labrador, 207. 



Prince's, 384. 

 Pine-sap, Hairy, 384. 

 Pineweed, 367. 

 Pink Family, 300. 

 Pink Wild Bean, 348. 

 pinnata, Porella, 418. 



Ratibida, 439. 

 pinnatifidum, Thaspium, 379. 

 Pinus banksiana, 207. 

 Pipe, Indian, 384. 

 piperita, Mentha, 406. 

 Pipewort Family, 259. 

 Pipewort, Seven-angled, 184, 259. 

 Pipsissewa, 384. 

 Pisidium abditum, 74. 



affine, 74. 



compressum, 74. 



compressum lsevigatus, 74. 



idahoense, 74. 



indianense, 74. 



Pisidium Lacustrinum, 74. 



mainense, 74. 



medianum, 74. 



milium, 74. 



nove-boracense, 74. 



pauperculum, 74. 



pauperculum crystalense, 74. 



politum, 74. 



rotundatum, 74. 



sargenti, 74. 



scutellatum, 74. 



splendid ulum, 74. 



strengii, 74. 



subrotundatum, 74. 



tenuissimum, 74. 



variabile, 74. 



vesiculare, 74. 



virginicum, 74. 



walkeri, 74. 

 pisiformis, Chaetophora, 156. 

 Pitcher-plant Family, 321. 

 Pitcher-plant, 321. 

 Placobdella montifera, 94. 



parasitica, 92. 



rugosa, 93. 

 Planarians, 100. 

 Plane-tree Family, 327. 

 Plankton, 105. 

 Plankton, Decrease in, 106. 



Distribution of, 106. 

 Plankton Scum, 110. 



Condition of, 112. 



Significance of, 112. 

 Plankton-net, Description of, 105. 

 Planorbis albus, 73. 



bicarinatus, 72. 



campanulatus, 73. 



exactus, 73. 



parvus, 73. 



trivolvis, 73. 

 Plant Lice, 31. 



Plant patches in the lake, 134. 

 Plantaginacea?, 416. 

 plantaginifolia, Antenna via, 136. 

 Plantago aristata, 117. 



lanceolata, 117. 



major, 116. 



rugelii, 416. 

 Plantain Family, 416. 

 Plantain, English, 417. 



Large-biacted, 417. 



