SYNGEN.— POLYG. SUPERFLUA. 167 



GoBrtn. Defruct. 2. /^..Sqq. iflJ.i65. Desf. in Mem. 

 du Mus. d'hist. nat. tom. 3. p. 455. Lessin^. Syn. 

 p. 14. Cassin. Dict. des scienc. nat. tom. 5^. p. \\%. 

 Don. in JVern. Soc. v. 5. p. 538. Gay. Monogr. des 

 genr. Xeranth. et Chard. p. 33. De Cand. Prodr. 6. 

 p. 528. Endl. Gen. p. 4t>7- n. 285o. 

 Xerolonia Cass. Dict.des scienc.nat. tom. Sq.p.\20. 



Cephala pluriflora. Calathus hemisphserjcus , vel 

 cylindraceo-caiupaniformis , sqamis pluriseriali- 

 bus , insequalibus, imbricatis , supremis termiua- 

 tis Ijoula colorata , scariosa , plus minus longa, 

 radiante , aut erecta. Flosculi faeminei siti in am- 

 bitu , pauci , tenues , apice bifidi , laciniis hiden- 

 tatis, herraaphroditi in disco, quinquefidi. Ache- 

 nium obverse oblongum, compressum, vel obver- 

 se triquetro-pyramidatum , sericeum , in floribus 

 faemineis pappo nullo , aut e squamulis brevis- 

 simis, rudimentalibuB, in floribus hermaphroditis 

 e squamis quinque-novem , lanceolatis , acumi- 

 nato-setaceis. Receptaculum paleaceura , paleis 

 tripartitis. 



Habitus. Plantje annusB , albo-floccosaB. Caulis ere- 

 ctus, patenter ramosus. Foba alterna, lanceola- 

 ta , aut linearia. Cephala sobtaria , terininalia. 

 Ligulse squamarum supremarum calathi purpu- 

 rejB , vel albae. Corollulse pariter purpurese , aut 

 albse. 



Ord. nat. Compositae / discoideai Linn. Ord. nat. 

 n. XLIX., et Prcel. in ord. nat. p. 53^. Corymbi- 

 ferae Juss.Gen. p. ii^. Smith.Gramm. p. 121. Vent. 

 Tabl. 2. p. 5o8. Synanthereae corymbiferaB Rich. 

 Prec. de bot., et de physiol. veg. 2. p. i83. Compo- 

 sitse Synanthereae Carlineae Bartl. Ord. nat.p. i45. 

 Schultz. Naturl. syst. p. 356. Cynarese Xeranthe- 

 meae Lessing. Syn. p. 14. Compositae Cynareae Xe- 

 ranthemeae DeCand. Prodr. 6.p. 5^8. 



I. Xebanthemum anmium : incano-floccosum ; fohis lan- 

 ceolatis, bnearibusve; calatho glaberrimo, bgubs ra- 

 diantihus elongatis ; floribus faeniineis epapposis, her- 

 maphroditib pappo quinquesquamato, corollulis muito 

 hreviore. 



