OF ARTS AND SCIENCES. 205 



divide of the Mogollon Mountains, New Mexico, Rushy. — A very 

 pretty and distinct species of Slevia, which may appropriately bear the 

 name of one of the discoverers, Mrs. Lemmon, botanically still best 

 known by her maiden name of Plummer, having shared the labors 

 and privations of her husband in the aiduous exploration of which 

 this is one of the fruits. These two species are the only ones of the 

 genus yet known as peculiar to the United States, the three others 

 ranging through Mexico. 



EuPATORiUM PADPERCULUM. E grcge E. ageratoides, glabrum, 

 ultrapedale; foliis ovato-lanceolatis ; foliis (pollicaribus) ovato-lanceo- 

 hitis basi sa^pius rotundatis obtusiuscule serratis sat petiolatis ; ramis 

 floridis brevibus cymis oligocephalis terminatis paniculam foliosam re- 

 ferentibus ; capitulis 2o-floris parvis (lin. 2 longis) ; involucri brac- 

 teis lanceolatis acutiusculis dorso hirto-puberulis ; corolloe alba3 lobis 

 extus parce tenuiterque barbellatis mox nudis ; pappo albo moUi, setis 

 baibellulatis. — On dripping rocks in the Santa Rita Mountains, S. 

 Arizona, Pringle. 



Elpatouium Fendleri. Brickellla Fendleri, Gray, PI. Fendl. 63, 

 PI. Wright, ii. 73. This proves to be an Eupatorium^ with o-angled 

 but not rarely G-nerved akenes, or sometimes one or two of the nerves 

 at the angles are double. It has recently been collected in Arizona as 

 well as New Mexico, by Greene, Lemmon, and Rusbij. 



EuPATORiUH (Phanerostylis : styli rami sursum incrassati petal- 

 oiileo-ampliata, corolla sursum ampliata .5-lobo) Coaiiuilense. Hu- 

 milis, e basi perenni multicaulis, diffusum, viscido-puberulum ; foliis 

 plerisque oppositis ovatis obtusis parce dentatis longe petiolatis ; pedun- 

 culis terminalibus elongatis monocephalis ; capitulo semipollicari plu- 

 rifloro ; involucro imbricato pauciseriali, bracteis linearibus, extimis 

 laxis herbaceis, interioribus paucistriatis ; achenio lineari ; pappo e 

 setis circiter 24 sat validis albidis barbellulatis ; corolla cum stylis in- 

 signioribus longe exsertis aut albis aut carneis. — Northern Mexico, in 

 the Sierra Madre, south of Saltillo, Coahuila, Palmer, no. 453. 



Barroetea srBULiGERA, Gray, Proc. Am. Acad. xv. 29. Bidbo- 

 sfi/lis subuh'gera, S. Schauer in Linn. xix. 718. No. 4.52 of Palmer's 

 North Mexican collection, 1880, abundantly gathered at Soletlad, "a 

 section of low mountains with a few oaks, 25 miles southwest from 

 Monclova in Coahuila." The heads well accord with one from an origi- 

 nal specimen. But the plant of Aschenborn is said to be " fruticulus 

 pedalis," with rameal leaves 9 lines long and a petiole of 2 lines, 

 the upper still smaller. Palmer's specimens are taller than this, and 



