970 LXXXVIIL COMPOSITAE. [Helianthoidec. 
Genus a Wedelia parum distinetum, ligulis parvis et pappo distinctius aristato. Orreoavwz, DC. 
Prod. v. 629 ; vii. 291, Walp. Rep. ii. 622, JDeless. lc. Sel.iv. i. 38, et EiSENMANNIA, Sch. Dip. in 
Kotschy, Pl. Nub. exs. a Blainvillea non separande videntur In Zlainvilleis typicis pappi aristz 
basi planate in eupulam brevem achzenio multo angustiorem connate sunt; in B. biaristata, DO., 
Oligogyne tampicana, DO. (que CarxProcanrvs, Less. Syn. Comp. 221, DC. Prod. v. 629), et. in O. 
synedrelloide, Hook. et Arn., aristze validiores basi in annulum prope marginem ach:senii parum pro- 
minnlum eonnexs. —O. Burchelliana, Hook. Ic. Pl. t. 101, B. Gayana, DC., B. Prieureana, DC., et 
Ei ia clandestina, Sch. Bip. vix a specie typica B. rhomboidea, Cass., differunt. Plante falso 
pro B. Gayana et B. Prieuriana à Benth. in Hook. Fl. Nig. habitz, sunt species genuinz 4spilie 
(Coronocaryi). . à 
GarormTHALMUM, Nees et Mart. in. Nov. Act. Nat. Cur. xii. 7, t. 2, DC. Prod. vii. 257, est B. biari- 
stata, DO., paleis receptaculi pro bracteis interioribus involucri descriptis. JVedelia tenuicaulis, 
Hook. f. ex ins, Galapagos et Lipocheta amazonica, Pepp. e& Endl. Nov. Gen. et Sp. t. 256, pariter 
ad Blainvilleam referendze videntur. 
391. wredelia, Jacq. Stirp. Amer. 217, t. 130.— Capitula heterogama, radiata, floribus 
radii 9 diseique 5 fertilibus v. intimissterilibus. Involuerum ovoideum campanulatum 
v. subhemispheericum, bracteis sub-2-seriatis, exterioribus 3-5 ssepius herbaceis v. folia- 
ceis, interioribus siccis v. rigide submembranaceis. Receptaculum planum v. convexurn, 
paleis complicatis v. concavis flores D amplectentibus onustum.  Corolle 9 ligulatze, 
patentes, apice integrze v. 2-3-dentate ; tó regulares, tubulosse, limbo elongato cylindra- - 
ceo v. anguste campanulato apiee 5-dentato v. breviter 5-fido.  Anthersm basi integro 
v. auriculis parvis muticis sagittate. Styli fl. rami breves v. elongati, appendicibus 
&cutiusculis dorso hirtis terminati. Achsenia cuneato-oblonga v. obovata, crassa, a latere 
compressa v. radii triquetra, angulis obtusis v. rarius anguste cartilagineo-alatis, apice 
rotundata. Pappus cyathiformis, dentatus v. in squamulas divisus, basi in collum v. annu- 
lum contractus, nunc ad annulum vix prominulum reductus v. obsoletus, additis rarius 
aristis 1-2 parvis setiformibus caducis.— Herb:e suffruticesve scabro-pubescentes v. hirsuti. 
Folia opposita, seepius dentata, rarius 3-fida v. integerrima. Capitula mediocria, rarius 
majuscula v. parva, ad apices ramorum v. in axillis superioribus pedunculata.  Corolls» 
flavee.  Achrnia glabra v. pilosula, lzevia v. tuberculata. 
Species ad 45, regionum calidiorum utriusque orbis incole. DC. Prod, v. 538. Walp. Rep. ii. 
. 608; vi. 167 ; Ann. i. 413; ii. 853; v. 217. : 
Genus quoad. species plerasque ab affinibus facile distinguitur ligulis 9, achzeniis obtusangulis ot 
pappo eyathiformi exaristato v. aristis brevibus setiformibus, species tamen nonnülle obviz sunt 
€eharaeteribus minus definitis subdubie. 
Beet. Stemmodon, Griseb. Fl. Brit. W. Ind. 371 (Wzprza, Cass. Dict. xlvi. 409), species 4—5 con- 
tinet caule p bente, ped lis elongatis solitariis, ligulis ssepius (nee semper) 3-dentatis, 
achzniis smpe (nee semper) tuberculoso-rugosis, pappo fere hyalino fimbriato exaristato. In JV. 
gracili, Rich. ex ins. Indiz occidentalis et in WW; calendulacea, Less., Wight, Te. t. 1107, Hook. Comp. 
Bot. Mag. t. 5, ex Asia calidiore, achsenia basi in tipit traeta et sspissime plus minus dis- 
tincte 2-alata ; transitum in Oyedeam preebent, sed habitu distinctissimze. In W. carnosa, Rich. ex 
India occidentali et in JW. paludosa, DC., e Brasilia, achzenia sessilia videntur sed Speeimina ma- 
tura nobis desunt. ; 
Beet. Cyathophora, DO. Beauv. Fl. Ow. et Ben. i.t. 69, Bot. Reg. t. 610, (TRrcHosrEMMA, Cass. Dict, 
xlvi. 409; TurcHosrEPHUS, Cass. 1. c. 1x. 618), species Amerieanas numerosas includit caule ramoso 
2-3-ehotomo, ligulis ssepius (nee semper) 2-dentatis, achzniis rarius tubereulato-rugosis, pappo 
cyathiformi exaristato v. aristis squamellulas haud superantibus. Huc pertinet species typica W. 
rutescens, Jacq. l.c. a qua specifice distinguenda videtur W. rutescens, Hook. f. ex ins. Galapagos 
involueri bracteis exterioribus majoribus submembranaceis, achzenii collo elongato, ete. Speciebus 
Amerieanis addenda est W. urticifolia, DC., Wight, Illustr. t. 1106 (quoad pappum male)ex Asia 
calidiore. à 
Anomostephium buphthalmoides, DC., Deless. Ic. Sel. i 
Wedeliam (sect. Cyathophorum) reducitur. 
W. hispida, H. B. et K. Nov. Gen. et Sp. iv. t. 371, Bot. Reg. t. 543. (Srewarc nM, à 
j - B Nt 0) Cass. Dict. 
AXlvi. 407), quoad habitum inter Sfemmodontem et Cyathophorum amies ab utroque differt, 
v. t. 32, ligulis 9 rite a Grisebachio ad 
