180 LXXXVIIH. :COMPOSITAE. 
165. BAccmamrs. Capitula dioiea. Receptaculum utriusque sexus subplanum, nudum v. 
rarius fimbrillifero-subpaleaeeum. ^ Corolle 9 minute dentatz.  Pappi setze copioss, 1-co- 
seriatee.—4er. bor. et austr. S ; ) : 
166. HxrrRoTHALAMUS. Capitula dioiea.  Receptaeulum .9 convexum v. conieum, paleis 
flores amplectentibus onustum, $ nudum.— Amer. austr. 
(Vide etiam. 294. GvwwangnHENAM e regione Mediterranea charaeteribus fere Daccharidearum 
habitu patriaque longe distantem.) 
Tribus IV. Inuloidece. Capitula heterogama radiata v. scepius diseiformia, floribus in ambitu 
9 fertilibus v. rarissime neutris, disci $ fertilibus sterilibusve, v. radio deficiente homogama, floribus 
omnibus $ v. abortu dioicis. Involueri bracteze swpius co-seriatz scariosm v. herbaceze, rarissime 
coriacez v. l-seriate. Receptaculum nudum v. paleaceum. Corolle 9 nune ligulate lamina 
S-mera integra v. 3-dentata, rarissime basi lobulo parvo lineari auctze, nunc filiformes stylo suo bre- 
viores; 5 regulares, tubulosm, limbo apice breviter 4-5-fido. Antherz apice appendieulatee, basi 
sagittate, auriculis (sepius parvis) appendice setiformi v. lineari integra v. lacera rarius mueroniformi 
caudatis, appendicibus antherarum contiguarum connatis liberisve, rarissime obsoletis. Styli fl. 6 
rami angusti, superne scepius latiores plus minusve complanati, apiee rotundati v. truncati, papillosi 
N- penicillati, inappendieulati, stigmatum seriebus marginalibus usque ad apicem continuis v. vix 
infra apicem evanidis, v. in floribus sterilibus stylus indivisus filiformis papillosus v. hirtellus. 
Achrnia varia, sepius parvula pallidaque, pappo sepius setoso rarius paleaceo v. 0.—Folia alterna, 
integra, rarius opposita v. lobata. Corolle fl. 9 iis fl. $ sepissime homochromze. 
Tribus ab Asteroideis differt antheris et stylo, a Senecionideis antheris et sepissime involucro, ab 
Helianthoideis et Anthemideis antheris et. szepius pappo involucroque, genera tamen adsunt pauca cha- 
ractere uno alterove abnormi quie een eum tribubus his finitimis arcte connectunt. 
Excepta: Folia dentata lobata v. ta in Tarchonanthi sect. Henotogyne, in Plucheineis non-' 
nullis, in A£Ahroismate; dentieulata in Ceswlia et Ewinulearum Buphthalmiarumque 
speciebus paucis; opposita in Luciliopside, Chevreulia, speciebus 2 Calocephali, Anti- 
thrizia, paucisque Relhanieis. : 2 i : 
Involuerum fere Senecionidis in Millotia et Quinetia. 
Coroll: radii subbilabiatee v.irregulares in Pegolettia, Leyssera, Pterigeronte, Podolepide, 
Nanothamno, Geigera. 
Corollarum disei lobi longiusculi in BupAhalmieis paucis. 
Antherz omnino ecaudatz in Gymnarrhena, Laggera, et speciebus plerisque PAhagnali, et 
caudsz sspe ad muerones brevissimos reduetz in Podotheca aliisque nonnullis Gna- 
phalieis. 
Styli rami apice lanceolati in "Tozantho et Scyphocorone. 
Achwnia elongata in Stenachenio et. Cylindrocline ; iis Vorlaiaisbet subsimilia in 
Blepharispermo, Athroismate, Buphthalmieis nonnullis. 
Subtribus 1.. Tarchonanthez. Capitula dioica, discoidea, floribus in. planta feminea omnibus. 
fertilibus, in planta submascula omnibus 5$ sterilibus. | Involucri parvi bracte coriace. Sano A. 8$ 
dndivisus v. brevissime 2-fidus, superne sepe incrassatus, obtusus nec truncatus. 
^..167. SYNCHODENDRON. Involuerum turbinatum, bracteis oc-seriatis imbricatis. Achzenia 
subvillosa, pappo setoso. Arbor canescenti-t tosa, foliis petiolatis. Capitula parva, ad 
nodos defoliatos sessilia.— Madagascar. 
168. BRacHyrnxNA. Involuerum ovoideum v. campanulatum, bracteis co-seriatis imbrieatis. 
Achzenia pilosula v. glabra.  Pappussetosus. Frutices v. arbusculz, plus minus cano-tomentosc, 
foliis supra nitidis, Capitula parva v. mediocria, ad axillas racemulosa v. in paniculam ter- 
minalem disposita.—4Afr. austr. 
169. TARCHONANTHUS. T RE campanulatum, bracteis paucis sub-: 2.seriatis. Achznia . 
lanata. Pappus 0. Arbuseule tomentosz, foliis insigniterareolatis. Capitula parva, paniculata. - i 
Corollz lanatz.— Afr. austr. 
Bubtribus 2. Plucheinezm. Capitula androgyna, disciformia v. rarius 3m. v. corollis. 
exterioribus ampliatis irregulariter radiatiformia. — Involueri bractee herbaceg v. siccg v. interiores. 
scariose, Antherarum caude simplices, setiformes, mucroniformes v. obsolete. Receptaculum gue. 
aecum. Stylus fl.  indivisus v. ramis filiformibus obtusis. 
Excopta: Capitula subradiatiformia in Z'hodogeronte et Pterigeronte, ———— 
