192 



§ 2. Stamens always incliKled. 



f Flowering* calyx i" to 2" lon^. 

 X I^'lowerin^ calyx canipanulate. 



'^ Tnnorescencc a lon^, narrow, racemose panicle 



15. //. Nova-Mtwuinui, 



** Inflorescence a short racemose panicle. 



iG. //. Ilairn. 



\X Flowerin;^ calyx almost rotate, limb tlat, dilated. 



% 



17. //. paiinfoJia. 

 If Mowerinj^ calyx 2" to 5" lon;j. 



* Iniloresccnre a loose, few-llowered raceme. 



18. //. raCi-mosa, 



^'^ Tnllorescencc tliyrsoid. 



20. //. sauguuh'iK 



*** Inflorescence mure or less spicate. 



21. //. eylujJrica. 



§ I. Stamens exsertcd sooner or later. 



f Flowering calyx i" to i^^" long. 



* Inflorescence loosely panicnlatc or cymose-paniculatc, 



1. H. RuGELll, ShutLlcw.; Kun7:e, Liiiiia^a, xx. 43,(1847). 



Slender stems, 0^2"" high, and also petioles, glandular-Iiirsutc 

 to lanate- villous; leaves 2^ to 5' broad, ronnd-reniform, slightly 

 7 or 9 lobed, lobes broad ; calyx at time of flowering campanu- 

 late, about i'' long, beset with scattered soft hairs; petals small, 

 linear- spatulate, two to three times as long as calyx lobes; sta- 

 mens much exserted. 



North Carolina. — Broad River, Rugel, Porter ; Macon Co., 

 Boynton; Burke Co., Torr. Herb.; Transylvania Co., J. D. Smith. 

 Tennessee. — VVarmsprings, Rugel; Cumberland Mts., Gattinger. 

 Illinois, — Union Co., French; Makanda, Forbes. 



2. H. GLABRA, Willd.; Roem and Scl)ult. Syst. vi. 216, (1820). 



Tiarella colorans, Graham, Edinb. Phil. Journ., 349, (1829). 



//. divarieata, Fisch.; Scringe, D.C. Prodr. iv. 51. (1S30). 



Slender; stems, usually bearing one or two leaves, 1" to 2"" 

 high, ahiiost ghibrous up to the minutely -glandular pedicels; 

 root-leaves 2' to 3' broad, glabrous or nearly so, incised, lobes 7 

 or 9, acute; calyx at time of flowering about i" long, campanu- 

 latc, glandular-pubescent; petals rather narrowly spatulate with 

 a slender claw, about three times as long as calyx lobes ; stamens 

 much exsertcd. 



Oregon, — Tolmie. WasJiington. — Tweedy; Base Mt. Paddo 



