228 47. EEIOACE^. 



Tribe IV. Pyrolece. 

 10. Ptk'ola Linn. "Winter-green. 



1. P. rotundifdlia (L.) ; 1. nearly round entire or slightly cre- 

 nate, fl. racemose, cal.- segments lanceolate acute, style hent down 

 and curved upwards at the end longer than the ascending stam., 

 stigma annular 'with 5 erect blunt points. — Fl. white, rather 

 many, expanded. Style longer than the petals. Stam. all turned 

 upwards. L. many. — jS. arenaria' (Koch) ; 1. smaller, st. with 

 bracts throughout, cal.-segments shorter and broader. — ^Damp 

 bushy places and reedy marshes. /3. Sand-hills near Lytham, 

 Lancashh-e. P. VIII. E. S. 



2. P. media (Sw.) ; 1. nearly round or roundish-oval slightly 

 crenate, fl. racemose, cal.-segTueuts ovate-acute, stam. all regu- 

 larly inflexed shorter than the nearly straight declining style, stigma 

 annular with 5 erect points. — Fl. milk-white tinged with pink, 

 rather many, less expanded than in the preceding. Stjde pro- 

 jecting a little beyond the corolla, longer than the ovary, alwavs 

 nearly straight. L. many. — Woods in the North. ]?. Vfl. 

 VIII. E. S. I. 



3. P. minor (L.) ; 1. roundish-oval crenate, fl. racemose, cal.- 

 segments ovate-prolonged acute, stam. regularly inflexed equal- 

 ling the straight style, stigma mthoM a ring 5-lobed pointless.' — 

 St. 13. 12. — Fl. pale pink, many, on very short pedicels, nearly 

 closed. Style shorter than the ovary, included! L. many. — 

 Mossy woods and thickets. P. VII. E. S. I. 



4. P. secun'da (L.) ; 1. ovate acute serrate,,/?, in a secund ra- 

 ceme, cal.-segments tri3,ngular rounded notched", stam. regularly 

 inflexed equalling the long straight style, stigma 5-lohed without 

 a ring or points. — St. 13. 13. — Fl. white, drooping, oval-oblong, 

 nearly closed. Style very long, exserted. L. many. — Mossy 

 alpine woods. P. VII. E. S. I. 



11. Mone'ses Salisb. 



1. M. grandifldra (Salisb.). — Pyrola uniflora Sm. — L. few, 

 roundish, serrate. PL solitary, terminal, large, drooping, white, 

 open, nearly an inch broad. Stam. shorter than the pet. and 

 closely adpressed to them. Stigmas very large. — Woods in 

 Scotland, rai-e. P. VI. VH. S. 



Tribe V. Monotropea. 



12. Monot'kopa Linn. 



1. M. Hypop'itys (L.) ; fl. in a drooping cluster, 8 stam. in 

 terminal 10 in lateral fl., fr. erect, bracts and fl. glabrous ex- 



