522 MINNESOTA BOTANICAL STUDIES. 



mostly 3-toothed or lobed : flowers dioecious (?); fertile flowers 

 often axillary and single ; styles wanting ; stigma short and 

 thickened : akenes with strong, undulate ribs. Quoted from Dr. 

 Rose, who first collected it in southern Durango and northern 

 Tepic (t). 



T. grandifolium WATS. Proc. Am. Acad. 23: 267. 1888. 



Tall, usually glabrous : leaves 3 to 4 ternate, petiolate, with di- 

 lated stipules; leaflets i to 2^ inches long, obliquely rounded, 

 often cordate, or upper ones cuneate at base, obtusely lobed, 

 veins prominent beneath with a few scattered, short, stout, curved 

 hairs : panicles spreading and somewhat leafy-bracteate ; flowers 

 nodding, dioecious : akenes semicircular, beaked by the short, 

 stout base of the long filiform style (3 to 4 lines), compressed, 

 faintly and irregularly nerved : seed flattened-subovate, filling 

 the cavity. October. Under cliffs of Sierra Madre, Chi- 

 huahua (f). 



T. Wrightii GRAY, occurs in both Mexico and New Mexico. 

 It is placed in this arrangement as a variety of T. Fendleri, 

 which see. 



THALICTRUM INDEX. 



alpinum L. Cuernavacanum Rose. 



aquilegifolium L. dasycarpiim Fisch. &. Lall. = 



ccesium Greene = polycarptim. ptirpurascens. 



campestre Greene = venulosum. debilc Buckley. 



Carolinianum Bosc. = dioicum. deb He var. Texanum Gray. 



cazilophylloides Small. Delavayi Franc. 



clavatum DC. dioicum L. 



clavatum Hook. = sparciflorum. dioicum var. coriacium Britton 



coriacium Small. == coriacium. 



Cornuti L., see aquilegifolium. Fendleri Engelm. 



Cornuttvax. monostyla Bot. Zeit. Fendleri var. platycarpum Tre- 



= polygamum var. lease. 



Cornuti var. macrostylum Fendleri Macoun. = venulosian. 



Shuttlew. = polygamum var. Fendleri Brew. & Wats. = poly- 



Cornuti var. a Hook. = ptir- carpum. 



purascens. Fendleri var. Wrz'g-fitiiTrelcase. 



Cornuti var. /3 Hook. = poly- Fendleri var. polycarpum Torr 



gamum. = polycarpum. 



Cornuti T. & G. = polygamum. filipes T. & G. = clavatum. 



corynellum DC. polygamum. Galeottii Lee. 



