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CHÉNOPODIACÉES. 199<br />

infera. Fructus breviter stipitalus compressus, echinatus v. glochidialus,<br />

indehiscens. Semen erectum crustaceum ; embryone annulari<br />

albumen farinaceum cingente; eotyledonibus latiusculis; radicula<br />

infera. —• Herbae annuae graciles ; foliis alternis v. raro oppositis<br />

petiolatis ovatis ; elliplicis v. lanceolatis integris ; stipulis 0 v. ad<br />

tuberculos parvos reductis; floribus in racemos simplices v. ramosos<br />

axillares, terminales v. oppositifolios, dispositis; pedicellis bracteatis<br />

et 2-bracteolatis. (America trop.) — Vid. p. 148.<br />

VIII? LEUCASTERE^!.<br />

82. Leucaster CHOIS. — Flores hermaphroditi; calyce campanulato<br />

subintegro induplicato-5-dentato v. crenato stellato-canescente,<br />

post anthesin circa fructum accreto. Stamina 2, lateralia, imo flore<br />

inserta; filamentis brevibus; antheris basifixis crassis; conneclivo<br />

magno superne intusque loculos introrsos 2-rimosos gerente. Germen<br />

suborbiculare lateraliter inter stamina compressum, stigmate sessili<br />

arcuato dite papilloso coronatum, 1-loculare; ovulo 1, basilari<br />

subsessili subcampylotropo. Fructus calyce immersus siccus costatus<br />

canus. Semen erectum ; embryone conduplicato albumen parcum<br />

cingente; radicula infera. — Frutex subvolubilis stellato-pubens;<br />

foliis alternis petiolatis integris; floribus in cymas terminales et<br />

axillares laxe ramosas foliaceo-bractealas dispositis. (Brasilia.) —<br />

Vid. p. 449.<br />

83. Andradca ALLEM. ' — Flores hermaphroditi ; calyce in<br />

alabastro oblongo, valvato, extus intusque stellato-pubente ; lobis 5,<br />

rarius 3, 4. Stamina ad 40, v. ultra" 2 , paulo supra basin tubi inserta ;<br />

filamentis filiformibus; anlherse basifixae elongatae loculis parallelis,<br />

basi discretis, margine rimosis. Germen sessile ovoideum in stylum<br />

arcuatum,hinc ad convexitatem sulcatumetstigmatosum, attenuatum.<br />

Ovulum 1, basilare, breviter funiculatum, subcampylotropum ; micropyle<br />

infera sulco styli contraria. Fructus membranaceus, calycis basi<br />

vestitus, stylo indurato apiculatus. Semen reniforme laeve; embryone<br />

caeterisque Leucasteri. — Arbor excelsa stellato-tomentella ; foliis<br />

1. Diss. Andrad. (1845), c. icon. — B. B., 2. Usque ad 12-20, ex ALLESI., cujus speci-<br />

Gen. III 11 n. 22. men autlient. flores 10-andros praebet.

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