124 HISTOIRE DES PLANTES. 
hemisphæricis ; singulis capitella parva réceptaculo communi crasso 
inserta gerentibus ; involueri communis bracteis @, imbricatis, œ-se- 
riatis, siccis acutalis, nunc dorso villosis; exterioribus gradatim mino- 
ribus ; capitéHorum receptaculo parvo, nune fov Min (Brasilia 
trop. et subtrop.*) 
87. Chresta ArrAB. ° — Flores fere A/bertinie ; antheris basi ob- 
tuse auriculatis. Fructus longitudinaliter striatus v.10-costatus, glaber 
(Sphærophora®) v.sæpiusvillosus ; costis nunc 2-4, prominentibus; apice 
truncato ; pappi persistentis setis 2-pluriseriatis dissimilibus ; exterio- 
ribus paleaceis, nune angustis vel brevissimis interioribus, plerumque 
longioribus angustioribusque. — Frutices elati, v. caule brevi, aut 
lignoso crasso (Presteliaf), aut brevissimo subnullo suffrutescente 
(Pycnocephalum ”) ; foliis alternis, petiolatis v. subsessilibus, integris 
v. dentatis, nunc elongato-subensiformibus (Pycnocephalum), utrinque 
v. subtus cano-tomentosis lanatisve ; capitulis aut in pedunculo bre 
v. elongato (Pycnocephalum) solitariis, aut sæpius in Cymas corymbi- 
formes dispositis ; singulis composilis ; involucro communi vario ; Capi- 
tellis singulis mrolicalle proprio, œæ-bractealo, ovoideo v. oblongo, 
einctis, 1-v. paucifloris ; florescentia varie centrifuga (nec centripeta); 
receptaculis propriis parvis nudisque; receptaculo generali subglo- 
boso v. nune rarius (Stachyanthus *) oblongo v. elongato-spiciformi ”. 
(Brasilia ‘.) 
88. Pithecoseris MART. ‘ — Flores 1-morphi, composito-capitati; 
corollæ tubo tenui; limbo anguste 5-fido. Antheræ basi obtusiuseule 
auriculatæ. Fructus 2-morphi (fertiles omnes) papposi ; alii elongat 
glabri, 10-costati; pappi setis elongatis parum inæqualibus, cadu- 
& . 4: 1. Eul 08 ot 2. Lychnopho- 7. DC., Prodr., ÿ 83. 
sites ”” Haplostephium; 4.  Lycnocephalus 8. DC., Pro dr., NV, 84. 
(foliis petiolatis re D Sect. 5 24 Fe (inel. Eremantho, cui 
2. 20. n Mart. F1. bras., NI,  capitula tantum minora); 2. Prestelia; 3. Pyen0- 
p. IE, 147 iremophoriaps dge k 37 (Haplo-  cephalum; 4. Sphærophora; 5. Stachyanthus 
ps ART 150, t. Sc P., in Polli- Ad Euchrestam accedit genus Vanillosmopsts; 
chia (1863), 399. — dr ; pers %, habitu et inflorescentia nune iisdem, pap 
END 
oc. Linn. Par 7 279. 
— Eremanthus LESS., in game . h 
317; VI, 682; ue 147 (nee ete 
Gen., H, 235, n. 33. 
4, « Purpurascente 
9. SCH. BIP., in Police “- 1863), 402. 
6. Scx. BtP., herb. (ex B. H.), 
indole vase dstinguendun 
10. Spe CPronr dk rs URSS 
à 2). — Ds le. M 
Lond. Jou 
chia (181), tr (1868, re rase à 
160, t 
K.,in Mart. FL bras., NE, p. I # 
rec enr he , Rep. , I, 543; VI, 102: 
rodr, V, 84. Lu, Gr 
vs — pret Il, 236, : 
Ci 
Lil 
