Falklands, etc.] FLOEA ANTARCTICA. 255 



XII. RHAMNE^, Br. 



1. COLLETIA, Comm. 



1. Colletia discolor, Hook. ; glaberrirna, ramis rigidis teretibus parce foliosis hie illic spinosis, 

 foliis oppositis elliptico-oblongis obovatisve obtusis obscure serratis in petiolum brevem attenuatis subtus pal- 

 lidioribus, pedunculis axillaribus unifloris, calyce quadrifido, fructu 3-cocco, coccis pilosis monospermis, testa 

 Crustacea uitida. C. discolor, Hook. Icon. Plant, t. 538. 



Hab. Strait of Magalhaens, Port Famine ; Copt. King. 



Frutex spinescens, spiuis oppositis plenunque articulatis, rarius ad articulos foliiferis, ramis cortice lsevi 

 obtectis. Folia A-uncialia, breve petiolata, subcoriacea, supra liigrescentia, subtus pallide yirescentia, apiee ssepe 

 emarginata. Pedicetti floriferi sub 2 lin. longi, fructiferi elongati, robusti, infra calycem gradatim incrassati. Qalyx 

 urceolatus. Fructus majusculus, calyce dilatato sufl'ultus. Semina polita, castanea. 



XIII. LEGUMINOSiE, Tuss. 

 1. ADESMIA, DC. 



1. AjyESWiAjMimila, Hook. fil. ; parce subviscide pubescens, caule brevi simpbei v. ramoso herbaceo, 

 stipulis late vaginantibus sursuin in auriculas latas obtusas productis, petiolis gracilibus, fob'olis 3-5-jugis 

 coriaceis obovato-cuneatis obscure cihato-dentatis, pedunculis unifloris gracilibus petiolo asquilongis, calyce 

 campanulato basi subrequali, vexillo- calyce bis longiore dorso glabriusculo, stylo elongato, ovario pluriovulato, 

 legumine pubescenti bineari-cornpresso ad articulos crenato. 



Hab. Strait of Magalhaens, Port Gregory ; Copt. King. Cape Negro ; C. Darwin, Esq. 



Herba pumila, 2-5-uneialis. Folia J-l unc. longa ; fobola A uncialia, siccitate flavescentia, anguste obovato- 

 cuneata, apice rotundata, enema. Flores solitarii, suberecti, pro planta majusculi, flavi, purpurascentes ? Pea ilium 

 fere ~ unc. longum. Legumen sub 1 0-articulatum. 



2. Adesmia lotoides, Hook. fil. ; appresse sericea, caule basi diviso bgnoso gracili ascendent e rarius abbre- 

 viate, ramis terminalibus, stipulis late vaginantibus superne in auriculas breves divergentes productis, petiolo 

 nullo, foliolis 2 in stipulam sessilibus lanceolatis acuminatis utrinque sericeis, pediccllis axillaribns unifloris 

 folio bis terve longioribus, calycis basi sequalis dentibus ovatis subulatis, vexillo dorso glaberrimo marginibus 

 sparse sericeo-ciliatis ungue brevi callo barbato aucto, alarum lamina lineari-oblonga, carina dolabriformi 

 marginibus subciliatis, stylo ascendente gracili elongato. 



Hab. Strait of Magalhaens, Cape Gregory ; Copt. King. Elizabeth Island ; C. Darwin, Esq. 



Caules graciles, interdum spithamsei, rarius abbreviati, sublignosi. Folia pilis sericeis appressis cana, basi in 

 stipulam vaginantem latiusculam dilatata, \-\ unc. longa, lanceolata v. elliptico-oblonga, acuta, integerrima. Pedtai- 

 culi elongati, pubescentes. Flores suberecti, calyce sericeo, petalis flavis, vexillo fere \ unc. longo. 



The species of this genus are particularly numerous in Patagonia, considering the very scanty nature of its Flora, 

 and are characteristic of a dry and warm climate, rather than of the Fuegian vegetation. Thus we do not find them 

 on the west coast of South America, southward of the parallel of Valdivia ; but on the east, they descend to 52°, 

 and even enter the Strait of Magalhaens, inhabiting its shores so long as these partake of the character of the 



