112 [LLUSTRATIONES FLORjE \TL\\TICE. 



TABULA 71. 



HELIANTHEMUM METLILENSE Coss. 



//. Mellilense Coss. ap. Kral. /7. Alg. exs. [i858]. — Exs. Kral. Alg. 18. 



Planla annua vel induratione perennans, pilis plerisque stellatis cinereo-canescens , radice elparte 

 inferiore caulium suffrutescentibus indurato-lignosis, a basi ramosa caespitosa. Caules 10-20 centim. 

 lonjji, interdum inferne tortuosi, erecli vel dilliiso-ascendenles, infia raceinuin lerininalein 

 (licliotomc vel subdicbotome ramosi, ramis opposilis vel suboppositis, divergentibus divarica- 

 tis\e. simplicibus, raccmo lerminali subaequilongis vel longioribus. Folia ia-3o inillim. longa, 

 /1-8 inilliin. lata, opposita vel subopposita anl etiam allerna. oblonga vel oblongo-lanceolata, 

 obtusa vel acutiuscula, in peliolum limbo multo breviorem atlenuata, supra subvirescentia, uifra 

 pubc ilensiore subtoinenlosa nervis praeminentibus, margine plus minus revoluta; slipula demum 

 deciduae, petioh subaquihngaivellongiores, lineari-lanceolahe. ut lolia jnibescenli-toinentosa' pilis 

 terminalibus nonnullis Ion;jioribus simplicibus. llaccmi caulein el ramos terminantes, abbreviati, 

 /i-(j-flori, siibdensillori. simplices, subsecundi. Bractem pedicellis longiores, lineari-subulatae, ut 

 pedicelli el calyces villoso-pubescentes. Pedicelli calycemulto breviores, demum patenti-subdeflexi. 

 Calyx 5-8 niilliin. longus, 5-sepalus, longe villoso-pubescens, inter pilos longiores pube brevis- 

 sima stellata obsitus, sepalis exlerioribus 2 angusle linearibus scepius sepalorum intertorum longxlu- 

 dinem subdimidiam atquantibus superantibusve, interioribus 3 ovalo-lanceolatis sensim et longe acu- 

 minatis sub-3-nerviis nervis prarminenlibus. Pelala lulea, oblonga, integra, calyce subtriente breviora. 

 Stamina saepius 10-12, uniseriata, omnia anlherifera, Blamentis capillaribus. Ovarium ovalum, 

 deiise et lon;;e pubescenti-villosum, iiniloculare placentis .') parictalibus proininubs; stylus ovario 

 longior, erectus, supra basim subincurvus ; ovula in placenta quaque G-8, in funiculis brevibus tere- 

 tibus erecta, recta (orthotropa). Capsula calycis hngitudinem dimidiam superans, villoso-pubescens 

 inter pilos longiores pube stellata donata, chartacea, ovato-subtrigona, unilocularis, trivalvis, 

 saepius i6-2&-sperma. Semina pyriformia sed exsiccala pressione mutua angulata, sub lente 

 acriore \i\ asperula, wicropyle a chalaza diametro Yerticali distante. Embryo intra albumen situs. 

 eique non adhaerens, plicalus, cotyledonibus ovatis piano-convexis, radicula parum obliqua fere 

 commissuram speclante. 1 vel induratione b- ipr.-Jun. 



I11 pascuisel collibus, in pelrosis calcarcis, in glareosis el ;illu\iis. — Sah. \ : Daia Ras-cl-Chaab ! , B rri vilm 

 rlcpressis '/"«< <lifi i-. inlcr Berrian el Guerraral, Oued Chouikat prope Gliardaial, El-Fareh!, Hassi Si-Mohamed-bou-Regbal, 

 Kef Zeggal, in planiliebus supra Metlili!, Mellili ! (Perr., Kral., Vilm. . 



In Sahara Vlgericnsi hucusque lantum noluxn. 



Obs. //. Mctlilcnsc caulibus.inCerne sufTrulescenlibus, foliis stipulatis, racemie subsecundis, calyce 5-sepalo, 

 scpalis cxterioribus s angusle linearibus, petalis luteis, parvis, staminibus uniserialis, -i\l" longo subincurro, 

 embryone plicalo, haud Bpirnli, ad Bectionem Eriocarpum Dnn. (in IX'.. Pndr. I, '>-'.\: Hoiss. <)r. I. 'i'r>t per- 

 linct, in qua juxta //. Kahiricum Delile {JEg. Illuatr. n. .'> 1 1 . el Eg. »37, 1. 3i, I. 9; Willk. lc. Eur. II. ;i s . 

 1. 1270. - Exs. Bol. Alg. 865; Kral. Tun. i3) in Ugeria el Tunelia, in Marmarica (Lx), Egypto, PaUeatina 



