CROTALARIA. 597 
rubris notatum, patentissimo- reflexum ; ante apertionem floris alas et carinam amplectens; duo lateralia 
(al: paulo breviora, oblique oblonga, subfalcata, apice rotundata, subsemisagittata, carine applicata; duo 
inferiora (carina) lateralibus similia, sed paulo breviora, latiora et magis curvata, basi cuneata, concava, mar- 
ginibus contiguis coharentia. SrAwNA 10, diadelpha, ibidem inserta, alterna breviora, adscendentia, in 
carina recondita. FirAwENTA lineari-capillacea, uninervia, glabra, decidua; novem in tubum compressum, 
supra apertum connata, superne libera; decimum, superius, solutum. Axrimiu elliptice, utrinque emargi- 
natz, dorso affixe, biloculares, glabrw, latere secundum longitudinem dehiscentes, omnes conformes. 
Ovanrox sessile, lineare, compressum, sericeum, prosertim ad suturas, apice in stylum desinens, uniloculares 
ovula 5 vel 4, suture vexillum spectanti affixa, subreniformia, medium versus suspensa, glabra. Sryrvs 
adscendens, compressus, glaber, superne incrassatus, stamina z:quans. Srrcxa stylo vix crassius, obtusum. 
Tuscus urceolatus, brevis, membranaceus, limbo oblique et obsolete crenatus, glaber. Lrevurwa sessilia, 
lanceolata, longe acuminato-rostrata, basi cuneato-angustata et calyce persistente suffulta, compressa, ad 
seminum sedes tumida, subrecta, hirto- pubescentia, canescentia, 28-30 lineas longa, vix 5 lineas lata, 
trilocularia, loculis monospermis, bivalvia ; dissepimenta tenuia, membranacea ; valve membranacec. SguINA 
sessilia, subrotunda, compressiuscula, ad extremitatem, ubi hilum, truncata, levia, glabra, fuscescentia, 
maculis punctiformibus rubris conspersa, magnitudine lentis minoris. Hilum marginale, magnum, oblongum ; 
caruneula carnosa, hilo insidens, sulco longitudinali biloba. IxrecuwzNTUM duplex, utrumque membranaceum; 
interius tenuius, diaphanum, exteriori adharens. Eusnvo semini plane conformis, exalbuminosus. Corvrx- 
DONES carnosee, plano- convexz.. RapicurA brevissima, depressa, obtusa, recta, cum parte truncata embryonis 
angulum rectum efformans. PruxurA radicula longior, lineari- lanceolata, obtusa, compressa. 
Cultus, seminum causa, que nutrimentum praebent. 
CROTALARIA. Lixx. 
Caryx bilabiatus; labio superiore bi-,inferiore tripartito; laciniis sub- 
aequalibus. ConorrA papilionacea; vexillum cordatam, supra unguem sepis- 
sime lobulo vel gibbere duplici instructum, patentissimum; carina una cum 
alis falcato-adscendens. SrAuisA monadelpha; tubusfissus. Avraguz quinque 
oblongo-lineares, quinque minores , subrotundo- ellipticee. Ovanrux stipita- 
tum ; ovula duo vel crebra, biseriata. Sryzus superne introrsum barbato- 
pubescens. Sricua obtusum, pilis cinctum. LrcuwEN stipitatum , inflatum, 
uniloculare, 1- polyspermum, bivalve. SzivA reniformia , biseriata. 
Herba, suffrutices, frutices vel arbusculc. Folia simplicia vel ternata, 
rarius (in C. quinquefolia et C. heptaphylla ) digitata; foliola summo 
petiolo insidentia. Stipule liberz, interdum decurrentes. Racemi termi- 
nales vel saepius oppositifolii , rarissime axillares, nonnunquam pedunculi 
2-flori, Flores sparsi, flavi, interdum albi; carulei, violacei vel? purpurei ; 
