BRICACE^. (HEATH FAMILY.) 281 



Var. uliginosa, Gray. Cah/r-Iobes shorter, usnaUy broadli/ orxite, mxna- 

 times obtuse- leaves from sitbcorr/ale to ohocute, (jfiierd/li/ dull: flowers ruse- 

 colored or purple — Cold bogs, nearly across the continent to the north. 



6. P. picta, Smith. Leaves Jinn-coriaceous, dull, commonli/ veined or 

 blotched wnri ichite above^ pale or sometimes purplish Iwneath, 1 to 2k inches 

 loDf^, from broadli/ ovate to spatulate or narrowli/ oblonrj, all longer than the 

 petiole, the margins quite entire or rarely remotely denticulate : scapes a span 

 or more high, 7 to 15-flowered : bracts few and short: c(di/x-lo/ies ovate, not 

 half the length of the greenish-white petals. — Wyoming and S. Utah to 

 Calif oruia and northward. 



9. PTEROSPORA, Nutt. Pine-drops. 



Calyx deeply 5-parted. Corolla globular urn-shapod. Stauipus 10, in- 

 cluded. Disk none. Stigma 5-lobed. Capsule depressed-globular, 5-lobcd. 

 Seeds innumerable, broadly winged from the apex. 



1. P. andromedea, Nutt. A chestnut-colored or purplish herb, glandu- 

 lar and clammy-jnibescent : simple stem 1 to 3 feet high, bearing small and 

 scattered lanceolate scales : raceme long and many-flowered : corolla white, 

 i inch long, somewhat viscid. — Under ])ines and oaks from Colorado to Cali- 

 fornia northward, and eastward across the continent. 



10. MONOTROPA, L. Ikdiax Pipe. Piwe-sap. 



Sepals of 2 to 5 lanceolate bract-like scales. Petals scale-like and fleshy, 

 gibbous or saccate at base. Stamens 8 to 12. Disk 8 to I2-toothed, the 

 teeth deflexed. Stigma funnelform, with obscurely crenate margin. Caj)- 

 sule ovoid. — White, tawny, or reddish scaly and fleshy herbs, the clustered 

 stems rising from a thick and matted mass of fibrous rootlets, one to several- 

 flowered. 



* Plant inodorous, oneflowered : scales passing into an imperfect or irregular ral>/.r 



of 2 to 4 loose sepals or perhaps bracts: anthers opening at first bif 2 transverse 

 chinks, at length 2-valved ; the valves almost equal and equalli/ spreading: 

 edge of the stigma naked. 



1. M. uniflora, L. Smooth, a span or so high, waxy-white (blackish in 

 drying), rarely flesh color: flower nodding, ^ incli long: petals 5, rarely 6. — 

 Damp woods, nearly throughout the continent. "Indian I'ii)e." 



* * Plant of en scented, commonli/ pubescent, at least above, rarrnmsfl'/ 3 tn 



several -flowered : terminal foirer earliest and usuallg 5-merous and the lateral 

 3 to 4merous: sepals less bract-like, as mam/ as the jietals; the latter saccate 

 at base: anthers more rem form; the cells compieleh/ confucnt into one, which 

 opens b)/ very unequal valves, the larger broad and spreading, the other remain- 

 ing erert and contracted r stigma glandular or hairy on tlie margUi. 



2. M. Hypopitys, L. A span or at lenjrth a foot high, tawny or fle.^h- 

 colored • scales and bracts entire or slightly erose : flowers loss than \ inch 

 long; the lateral 4-petalous and 8-androus. — Under coniferous trees from 

 Oregon to Canada and Florida 'Pine-sap." 



