Mr. J. Miers on the Menispermacese. 131 



imbricata. Petala nulla; Stamina 12, 4-serialia, libera, 

 quorum 6 sepalis opposita et breviora, 6 interiora lougiora et 

 alterna, erecta, longitudine sepalorum ; filamenta lata, rneni- 

 braiiacea ; anthercb 2-lobse, lobis fere parallelis, dorso affixis, 

 rima longitudinali introrsuin dehiscentibus ; ovarii vestigium 

 nullum. — Fcem. Sepala 6, obovata. Petala 6, iis opposita, triple 

 breviora, lineari-oblonga, carnosa, intus profunde canali- 

 formia. Stamina sterilia 6, petalis paulo longiora; anthera 

 glanduliformes, effoetse. Ovaria 3 vel 4, libera, gynsecio glo- 

 bose insita, gibboso-oblonga, glabra, 1-locularia; ovulo soli- 

 tario lateri ventrali appenso. Stylus brevis, crassus. Stigma 

 in lacinias plurimas acutas irregulares radiatas fissum. 

 Drupte 3, globoso-oblongse, styli vestigio paulo excentrico 

 apiculatse, carnosse, glabrae; putamen tenuiter chartaceum, 

 meniscoideo-ovatum, dorso globosum, ventre concavum, mar- 

 gine chartaceo in dentes plurimos acutos irregulariter serrato, 

 apiceque spina obliqua armatum, et dehinc carina brevi serrata 

 facie ventrali notatum, 1-loculare; condylus subobsoletus, scu- 

 tiformis, extus concavus, intus valde convexus, et intra locu- 

 lum protensus ; semen loculo conforme, meniscoideum, funi- 

 culo brevi ex apice condyli suspensum; integumenta mem- 

 branacea, raphe longitudinali ventrali uon procul ab apice ad 

 basin extensa ; embryo in albumine fere simplici inclusus ; 

 radicula minima, supera ; cotyledones ovales, tenuiter foliacese, 

 stipitatse, primo paulo imbricatse, dein valde divaricatse et in 

 locellis distinctis albuminis sepultse. 

 Frutex scandens Americce Septentrionalis ; folia longe petiolata, 

 profunde 5-loba, marginibus sinuata : paniculse racemosce, axil- 

 lares ; (S elongatce, multiflorce ; ? breves, paudfiorce. 



1. Calycocarpum Lyoni, Nutt. in Torr. & Gr. Fl. N. Amer. i. 48; 



A. Gray, Gen. Unit. St. i. 75, pi. 30 ; — Menispermum Lyoni, 



Pursh, Fl. Bor. Am. ii. 371 ; DC. Syst. i. 541 ; — scandens, 



ramulis teneribus, striatulis ; foliis profunde cordatis, palmato- 



lobatis, lobis 3-5, subaequalibus, subellipticis, acuminatis, 



margine irregulariter sinuato-dentatis, supra viridibus, subtus 



flavido-opacis, utrinque sparsim pilosis; petiolo longissimo, 



glabro, striate, imo tumidulo ; panicula racemosa, 6 folium cum 



petiole subsequante ; ramis alternis e basi iterumque ramosis, 



pluritloris; floribus parvis, iridescenti-albis, imo bracteola 



denatis. — In Alabama, Tennessee, et Kentucky. 



In the specimens I have seen, the branches are 1^ line diam., 



the leaves 5| inches diam.; the deep lobes, with rounded sinus, 



are 2^-3^ inches long, 1^ inch broad ; the petiole is 5 inches 



long, \ line thick, palately inserted ; the axillary panicle, in form 



of a slender raceme, is 10 inches long, with branches varying 



9* 



