NM d 
of the Class Composite. 231 
b. PAPPO UNIFORMI. 
GASTROCARPHA. 
Involucrum 5-phyllum. Receptaculum paleatum: paleis diffor- 
 mibus; exterioribus cucullatis, basi gibbosá, apice truncatis 
cum mucronulo flosculum quasi involucello proprio obval- 
lantibus. Flosculi hermaphroditi, bilabiati, equales. Pap- 
pus paleaceus, brevissimus, polyphyllus. 
Involucrum 5-phyllum (nunc 6-phyllum) : foliolis ovatis, mucro- 
natis, equalibus. Receptaculum paleatum : palee difformes ; 
exteriores 8, periphzricz, simplici ordine digest, foliacee, 
 dilatatze, cucullatze, marginibus ciliatis, fere collapsis, flos- 
culos marginales sigillatim, quasi involucello proprio, in- 
cludentes, apice truncate, mucronuloque instructz, extüs 
basi gibbosá, reticulatim varicose ; cæteræ interiores, line- 
ari-lanceolate, scariosz, canaliculate, apice acuminato sim- 
- plici, v. bi- aut tri-cuspidato.  Flosculi omnes hermaphro- 
diti, bilabiati, subzquales (periphericis paulo. majoribus) 
extüs pilosiusculi; /abio exteriore ligulato, tridenticulato, 
patulo; interiore multó minore, profundé bipartito, revo- 
luto, laciniis linearibus, acutis: tubo limbo breviore, apice 
paululim dilatato. Filamenta capillaria, teretia, glabra, 
elastica, articulo manifesto. Anthere coalite, flave, ap- 
pendiculà lineari-lanceolatà, acutá, alba, antherz. ipsius 
| longitudine terminate, basi longè bisete : setis simplicibus, 
we Hec ‘ Stylus aliformi De basi bulbosus. Stigm 
s lil tato. Ache- 
dift ginalia o bovata, dorso gibbosa, levia ; 
.. disci pentagona, minute papillosa. Pappus uniformis, pa- 
leaceus, brevissimus, polyphyllus : foliolis lanceolatis, 1 mu- 
VOL. XVI. 2H | |. eronatis, 
