a 
310 
fESCULUS discolor. 
Bicolor-leaved american Horse-Chestnut or Buck's 
Eye Tree. 
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HEPTANDRIA AJONOGYNIZA. 
Nat. ord. Acura, Jussieu gen. 250. Div. I. Fructus multilocularis. 
“ESCULUS. Cal. tubulosus 5-lobus. Pet. 5-4, ineequalia; horum 2 
superiora angustiora. Stam. inequalia; anthere subincumbentes. Germ. 
desinens in stylum conicum; stigma 1. Caps. coriacea, muricata aut iner- _ 
mis, subrotunda 3-locularis 3-valvis, loculis 2-spermis; semina magna, hylo 
Jato, cortice ¢oriaceo, quedam abortiva. Arbores; folia digitata; flores 
racemost lerminales, pedicellis supra racemum articulatis, guidam. steriles ; 
semen feré Castanea, unde nomen vernaculum. Juss. |. c. 251. 
/ 
ZE. discolor, foliis quinatis utrinque acuminatis subtis tomentosis ineequa- 
litér serrulatis, racemo thyrsvideo, fasciculis multifloris, corollis 4-peta- 
lis, petalorum conniventium unguibus longitudine calycis, staminibus 7 
corolla brevioribus, fructibus inermibus. Pursh amer! sept. 1. 255. 
Arbuscula 2-3-pedalis, ramjs teretibus glabris, Fol. molliuscula, cum 
petiolo simul sumta nunc sesquipedalia; foliola inegualia, oblongo-lanceolata, 
absque omni rugd, cuspidato-acuminata, supra glabra teneré virentia, costa 
media nervos numerosos parallelos ascendentes utringue emittente, obsolete ser- 
rata, subtis sanqaltaeo- ath atia. inferné longé attenuata, dateralia ima obli- 
qua. Thyrsi terminales, erecti, laxids multiflori, 3-4-unciales, patult, lanue 
gine densa yndique pubentes, pedunculo teret, pedicellis bast articulatis, in- 
JSerioribus 3-floris, supertoribus 1-floris, pluriés brevioribus corolld. Flores 
“sesquiunciales masculi cum hermaphroditis mixti v, polygami, viscoso-tomentosi, 
tricolores, punctato-rubentes. Cal. membranosus, pallidior corolla, cylindri- 
‘cus, 3-plo brevigr petalis 2 longioribus, inflatiuscylus, 5-dentatus, dentibus 
brevibus, latis, inequalibus, rotundatis, 1 majore. Cor. 4-netala, varicoso- 
venosa, punctis viscosis atropurpurets efflorescens ; pet. 2 exteriora opposita, 
erecta, equantia ungues 2 interiorum, lamind cordata apice rotundo; 2 inte- 
riora erecto-conniventia, lineari-spathulata, lamind parva. obcordata-rotundaé 
% 
antrorsiim obliquata. Stam. 7 tnclusa, longitudine petalorum exteriorum, ~ 
ineequalia: fil. lanato-pilosas anth. aurantiace. Pist. cequale stamintbuss 
germ. oblongyum, albo-hirsutum; stylus purpurea-tomentosus crassior fila- 
mentis, 
: A tree-like shrub, in the specimen we saw not more 
than two feet high, but mentioned by Mr. Pursh, by whom 
it was first recorded, as attaining the height of four feet. 
Indigenous of North America, where it is found principally 
in the western territory of Georgia, Introduced some years 
ago by Mr. Lyon; but is still extremely rare with us; 
indeed we are not aware that it is in any other collection 
than that of Messrs, Whitley, Brames, and Milnes, of the 
