Ih ILLUSTR ATIONES F L R ^E AT L A N T I C E ( urcrou G. barratte ). 



plurima, saepius ltelc viridia, pubescenti-tomentosa, in oadem planta eonformia vel polvmorplia, 

 nunc linearia vcl oblon«o-lanccolata sensim in petiolum attenuata integra vcl Plantagmis co- 

 ronopifoliae more pinnatifida, nunc obovata vel suborbiculata in petiolum clongatum abrupte 

 contracta imo cordala grosse et inaequaliter dentata rarius integra. Pedunculi aphylli, esqua- 

 mati, dcbilcs, saepius 3-G centim. iongi, teretes, pubesccnli-tomentosi, caudiculos ct caiulicnlo- 

 ru m ramulos terminantes, peranthesim crecti vel ascendentes, dein dcllcxi vel arcuato-patentes 

 capituiis saepius iu arcna maturascentibus. Involucrum subcampauulatum. demum campanulato- 

 subglobosum, foliolis subtriseriatis, dorso ianato-tomentosis, margine membranaceo-scariosis, 

 oblougo-lanceolatis acuminatis, exterioribus brevioribus apice saepius arcuatis. Flosculi valde in- 

 aequales, exteriores 8-12 iigula elongata radiante involucrum longiusculc superante, intcriores 

 saepius plurimi abortivi ligula plus quam dimidio breviore. Acbamia fuscescentia, ala marginali 

 albida. Pappus sub antliesi vix conspicuus, demum achaenio longior, primum candidus dein al- 



bifllis. •• (Coss. in Ann. sc. nat.) (7). Apr.-Maio. 



1 11 aggeribus arenae mobilis, in depressis arenoso-glareosis , in alluviis cl alveis, in palmetis regionis Saharensis: deeideratar 

 in provincia Oranensi. — Sah. C : El-Amri (Thieb.), Sooda, in ditione Chott Melghir : Clicrrrja (Mii.), Mgvebra (Perr.), 

 inter M/jiicbra el Oum-el-ThiowI , Oum-el-Thiour, inter Sidi-kliclil et Tinedla (Mil.). Tinedla (Lx); El-Hadjiral (Mil. 1. - A° : 

 in dilione Wzabl, in ;illu\iis Oued En-Nsal ei Oued Mzabl haud infrequens : Berrianl (Vilni.). Argoub-eUOussif!, Guer- 

 rara!, Oued Zegrir!, inter Oued Zegrir ct El-Farch! , EUFarch! , El-Lefat!, Mcliku (L\) . Ghardaial (Vilm.), inter lleni Is- 

 guen et Metlili (Lx), Metlilil, Bassi-Si-Mohamed-bou-Regba! , Ghar-el-Debah!, Hadjera-Zerga!, Anit-el-Moklarl, Hasti El- 

 Djouad!, Ngoussa!, Ba-Mendil (Reb.), Ouargla (Balt.), Hassi El-Hadjar, Oued-el-Taza, Oued Djnfou (Mil.), \m TaSna 

 | Guiard). - 0' : Ain-Sefra (sec. Batt.). 



Sahara? Algeriensi pecnliaris. 



EXPLICATIO FIGURABUM (,) . 



1. tiTourneuxia variifolia, planta Borifera ei fructifera foliis omnibus tinearibas conformibus, magn, nat 



•>. Specimen alterum ejusdem specici foliis polymorphis, magn. nat 



3. Flosculus cxterior e capilulo florifero excerptus pappo vix conspicuo, magn. auclus. 



'1. Gapilulum longitrorsum sectum foliolis arte expansis ad insertionem acbeeniorum oslendendum, magn 



auctum. 

 .'). \cliamiiim fere iiialuruiii, sed pappo noniluin expanso, a lalere visum a<l inscrlionem pap|)i al) apice laeiei 



inlerioris rectangulatim ascendentis ostendendum, magn. magis auctum. 

 6. Achaenium maturum posi disseminationem, pappo in planum faciei interiori adpressum expanso, a dorso 



visiim, magn. magis auctum. n ( coss. in Ann. sc. n.u. > 



TABULA U5. 



\\MiY\L\ SPARTIOIDES Pombl. 



1. spartioides Pome9 in herb. Bec. Ilaii. el Trab. /•'/. Alg. lioG. — A. Bagvma L. var. wrgata Goss. ia herb. 



Planta perennis, csespitosa, elata, ramosisrima, indumento pulverwento steUato etiam 10 berbariie 

 viridi-jlavetcente dense obduela, caudice lignoso ligno albo corlice brunneo circumdato, in radicem 



' Imn liav i'\iinia, iiiilnl;;i'iilcr < ')ri->'iil icnlr <l. editON (i.Masson. e rollirlancis Aniinlc.-. ilcs ICMWOM nutiircllt * lAcrpla. 



