INDEX. 



681 



Mendenhall, T. C, Oa Allen sAprli- 

 catiou of the Indicator Diagram 

 to Rowing, 632; Progress an the 

 Use of a King Pendulum for 

 Gravity Determinations, bd_. 

 Menodora helianthemoides, 5G9. 

 :\Iexican Phanerogams, 5bb. 

 Moutagnpea ensifoha, 5'-l. 



heterophylla, 5-21. 

 Montanoa, Revision of, 50 < . 

 anomala, 509. _ 

 arborescens,_515. 

 Ascheubornii, 520. 

 atriplicifolia, 520. 

 bipinnatifida, 519. 

 clematidea, 520. 

 crenata, 520. 

 dumicola, 518. 

 elegans, 520. 

 floribunda, 509. 

 frutescens, 514. 

 gracilis, 518. 

 grandiflora, 518. 

 guatemalensis, 514. 

 heracleifolia, 520. 

 heterophylla, 520. 

 hexagona, 514. 

 hibiscifolia, 513. 

 Karwinskii, 520. 

 macrolepis, 512. 

 microcephala, 510. 

 myriocephala, 511. 

 Olivaj, 521. 

 Orbiguyana, 521. 

 ovalifoiia, 515. 

 Palmeri, 511. 

 patens, 516. 

 paviciflora, 517. 

 Pittieri, 517. 

 Pringlei, 512. 

 purpurascens, 515. 

 purpurea, 521. 

 pyramidata, 519. 

 quadrangularis, 513. 

 llosei, 512. 

 pamalensis, 513. 

 Schottii, 518. 

 Seleriana,_510. 

 speciosa, 519. 

 subtruncata, 516. 

 Thomasii, 521. 

 tomentosa, 510. 

 triloba, 521. 

 uncinata, 516. 

 xanthiifolia, 511. 



; Natural Gas, Composition of,_G9. 

 Nickel, Atomic Weight of, 32.). 

 Nominating Committee, 635. 



I Ochractinia, 5." 9. 

 Officers elected, 628. 



Papirius denticulatus, 268. 

 Peirce, B. O., and Willson, R. ^W ., On 

 the Thermal Conductivities ot 

 certain Poor Conductors, 1-56. 

 Periodicity in the leather, 597. 

 Peryraenium, Revision ot, o07, t»--i. 

 album, 529. 

 asperifolium, 525. 

 Rarclayanum, .522. 

 Berlandieri, 528. 

 buphthalmoides, 523. 

 Cervantesii, 523. 

 chalarolepis, 525. 

 croceum, 527. 

 discolor, 527- 

 Ghiesbreghtii, 525. 

 gracile, 526. 

 grande, 529_. 

 gymnolomoides, 

 jaliscense, 524. 

 Klattii, 528. ^ 

 Mendezii, 528. 

 microcephaluin, 

 microphyllum, 527.. 

 Nelsonii, 529. 

 parvifolium, 524. 

 pellitum, 527. 

 Pringlei, 526. 

 Rosei, 523. 

 rude, 526. 



subsquarrosum, 524. 

 tenellum, 522. 

 verbesinoides, 524. 

 Phaseolus microcarpus, 568. 

 Philipstadite, 437. 



Phillips, F. C, On Fluctuations^ m 

 the' Composition of Natural Gas, 

 69-83. , ^ ^ 



Phinney, J. I- See Jackson, C. 1^., 



and Phinney, J. 7. 

 Picrylmalonic Ester, 101. _ ^^^ 

 Pithecoctenium buccinatorium, 0(-. 

 Platypteris, 537. _ 

 Proceedings of INIeetings, 621. 

 Pseudomontanoa, 558. 

 Pterophyton, 539. 

 Pyroxenes, 309, 371. 



7j2Q. 



nOn. 



