MONOGRAPH OF THE GENUS PYROLA. 
latis petiolp angusto duplo brevioribus, racemo paucifloro, 
laciniis calycinis brevissimis obtusis, petalis oblongis, fora- 
jfninibus antherarum tubulosisj stigmate clavato : disco elon- 
gate 5-lobo. 
P. chlorantha, Swartz, -Stock. Trans. 1810. p. 190. t. 5— Nutt. Gen. 
Amer. 1. p. 273 Bart. FL Phil. p. 202, 
P, convoluta, Bart, Prod. Fl. Phil, p, 50, 
P, asarifolia, Rad. Diss, p. 23, t. 4. f, 1. (exclus. synon. Mich.) 
P. rotundifolia, ^ nummularia, Muhl. bat. 
P. minor, Pursh, MSS. et forte Fl. Amer. Sept. 1. p. 299. 
Small-leaved Wintergreen. 
Hahitat 'm Suecia (Swartz), in Canada Superiore, Pursh. 
V. (v. s. in Herb. Pursh. nunc in Mus. Lamb.) 
Radix repens. Folia patentia, subcoriacea, orbiculata, 
ssepe omnium minima, glabra, lucida, margine obsolete cre- 
nulata, apice retusa. Petioli anguste lineares, pagina folip- 
rum duplo longiores, Scapi stricti, palmares, tetragonij 
nudi, totum modo squama minuta solitaria medio instructi. 
Racemus brevis, 5-6-florus. Pedicelli decurvati, bracteis 
lanceolatis acutis longiores, undique versi. Flores campanu- 
lati, magnitudine P. elliptic^, albo-virentes^ penduli. Calycis 
dentihus brevissimis, semi-ovatis, obtusis, appressis. Petala 
oblongo-ovalia, staminibus longiora. Stamina adscenden- 
lia : Jilamentis glabris, basi diiatatis : antheris basi bilobis, 
foraminibus elongatis tubulosis aperientes. Pistilhwi sta- 
minibus duplo longius : stylus declinatus, adscendens, su~ 
perne incrassatus : stigma annulatum, disco elongatum, 5- 
lobum. 
4. P. occidentalism foliis subrotundis membranaceis ob- 
solete denticulatis petiolo simplici duplo longioribus, race- 
mo paucifloro, laciniis calycinis oblongis obtusis, stigmatis 
disco 5-lobo. 
P. occidentalis, Brown in Herb. Banks. 
