INDEX. 



767 



Phaseolus, 55 



multiflorus, 56, 57, 58, 67 

 Philotria, 54, 65, 66, 67, 68 



canadensis (Michx.) Britton, 360, 



374, 572 



Phleum pratense, 622 

 Phlox divaricata L., 363, 402 



pilosa L., 402 



Phoradendron flavescens, 169 

 Phortnidium, 614 



valderiauum (Delp. ) Goniont, 28 

 Phragmidium Link., 537, 552, 553 



potentillae (P.) Karst., 553 



rubi-idsei (P.) Karst., 553 



spcciosum Fr., 553 



subcorticum (Schrank.) Wint., 



553 

 Phragmites phragmites (L. ) Karst, 



547, 574 

 Phrajjmopyxis, 552 



Phryma leptostachya L., 363, 407, 559, 



59 2 



Phrymacese, 407, 592 

 Phyllactinia, 424 



suffulta (Reb. ) Sacc., 429 

 Phyllobium climorphum, 198 

 Phyllophora brodiaei, 163 



interrupta, 163 

 Physalis heterophylla Nees, 405 



macrophysa Rydb., 405 



philadelphica Lam., 358, 405 



virginiana Mill., 405 

 Physcia, 222, 224, 672, 676 



adglutinata (Floerk.) Nyl., 228, 



249, 303, 34, 3 12 , 688 

 aquila (Ach. ) Nyl., 230, 247 



var. detonsa Tuck., 14 

 astroidea (Fr. ) Nyl., 666, 687 

 csesia (Hoffm.) Nyl., 14, 224, 228, 



249, 284, 287, 288, 312, 661, 664, 



688 



ciliaris (L.) DC., 247 

 granulifera (Ach.) Tuck., 238, 303, 



311, 687 

 hispida (Schreb., Fr.) Tuck., 227, 



248, 666, 671, 675, 677, 687 

 hypoleuca (Muhl.) Tuck., 670, 



687 

 obscura (Ehrh.) Nyl., 14, 222, 223, 



248, 249, 290, 292, 303, 312, 666, 



671, 680, 688 



Physcia 



pulvcrulenta (Schreb.) Nyl., 14, 



247, 249, 290, 292, 303, 311, 

 666, 671, 687 



var. leucoleiptes Tuck., 248 

 speciosa (Wulf., Ach.) Nyl., 13, 



222, 247, 290, 292, 311, 666, 670, 



687 

 stellaris (L. ) Tuck., 14, 222, 224, 



248, 292, 303, 311, 659,666, 

 687 



var. apiola Nyl., 248, 287, 288, 



311, 664, 666, 687 

 tribacia (Ach. ) Tuck., 14, 248, 284, 



287, 303, 312, 681, 687 

 Physostegia virginiana (L. ) Benth., 



358, 404, 591 

 Picea mariana (Mill.) B.S.P., 225, 



559 

 Pimpinella integerrima (L. ) A. Gray, 



361, 399 

 Pinacese, 372 

 Pinus Banksiana, 32 

 coronaria, 31 

 ponderosa, 538 



scopulorum, 169 

 resinosus Ait., 32, 225 

 strobus L,., 225, 372 

 Pistia, 649 

 Placodium, 221, 665, 672, 674 



aurantiacum (Light) Naeg. and 

 Hepp., 15, 223, 255, 291, 300, 

 33, 3 '5, 664, 671, 690 

 cerinum (Hedw. ) Naeg. and 

 Hepp., 255,303. 304, 316, 664, 

 671, 691 

 var. pyracea Nyl., 229, 255, 



305, 316, 673, 691 

 var. sideritis Tuck., 15, 285, 



287, 288, 316, 664, 691 

 cinnabarinum (Ach.) Auz., 15, 

 228, 255, 285, 287, 297, 315, 664, 

 690 

 citrinum (Hoffm.) Leight., 255, 



298, 299, 316 

 elegans (Link.) DC., 15, 255, 284, 



287, 300, 315, 661, 664, 690 

 ferrugineum (Huds. ) Hepp., 



281, 316, 673, 691 

 var. pollinii Tuck., 281, 



