DECANDRIA DIGYNIA* 367 



ear; gland on the petiole pedicellate; peduncles fasciculate, fcw- 

 ilowered ; flowers pentandrous ; stamens equal. 



HAB. Sandy fields. Aug. <v) ; afoot high, slender ; Jlower very 

 small, axillary. 



207. BAPTISIA. Wild Indigo. 



B. tinctoria : very smooth, much branched; leaves ternate, subsessile; 

 leaflets rounded-obovate ; racemes terminal, (flowers yellow ;) legume 

 on a long stipe. 



HAB. Sandy woods. July September, Oj. ; stem 23 feet high, 

 much branch. Dries black. 



DIGYNIA. 

 308. SAXIFRAGA. Saxifrage. 



S. virginica : pubescent ; leaves oval, obtuse, crenate, narrowed at 



the base into a petiole ; stem nearly leafless, corymbose-paniculate ; 



flowers subsessile ; petals oval, with branched nerves ; capsule half 



inferior. 

 HAB. Rocks and hills. April May, Tj. ; stem succulent, 312 



inches high ; leaves thick ; Jlower white. 

 S. pennsylvanica : pubescent, leaves oblong-lanceolate, acute at each 



extremity, obsoletely denticulate ; stem naked ; panicle oblong ; 



flowers fasciculate ; petals linear, longer than the calyx ; capsule 



superior. 

 HAB. Swamps. May June, 1\. ; leaves radical, 5 8 inches 



long ; scape 1 2 feet high ; pet. yellow, green. 



209. CHRYSOSPLENIUM. Golden Saxifrage. 



C. oppositifolium : leaves opposite, roundish-cordate. 



HAB. Wet places. April May, Qj. ; plant succulent, yell, gr., 

 dichot ; Jlowers sessile, 8-an. 



210. TIARELLA. 



T. cordifolia: leaves cordate, acutely lobed, dentate; teeth mucro- 



nate ; scape racemed. 

 HAB. Rocky hills. May, QJ. ; leaves radical, pubes. ; Jlowers in a 



simple raceme, ichite. 



211. MITELLA. False Sanicle. 



M. diphylla : leaves somewhat lobed, with the lobes acute and dentate ; 



stem erect, with two opposite leaves above the middle. 

 HAB. Banks of creeks. May, Tj. ; a foot high, simple, slender , 



racemes simple ; Jlowers white. 

 32* 



