iOOO POLYGONE^. CaUigonum 



tinis tenuibus, foliis subulatis curn ochrea articulatis cito deciduis, 

 achenii cum alis membranaceis ova'J alis planis loculo ffiquilatis 

 transverse et elevalim multinerviis circumcirca acute denticulatis 

 fci^ristatis crista exteriore breviore 5- 



Hab. in lapidosis Perslfe boroalis ad fluvium Sefirud prope Mendschil et in 

 t3esertis arenosis Enareli (Buhse!). 



Ditfert a C. Pallasid ramis albidis, acheniorum alis bicristatis et profundius 

 'deiiticulatis. 



SeCT. II. EUCALLIGONUM. 



7. G. comosum (L'Her. in Trans. Soc. Linn. Lond. I, p. 180) 

 fruticosum ramosissimum glabrum, ramis aibidis torluosis, ramulis 

 tenuibus, foliis minutissimis breviter subulatis ochrese adnalis, 

 achenio ovato dense setoso setis 12-i6-seriatis ramosis mollibus 

 intertextis basi dilatata in quatuor aias breves plus minus conjunclis 5- 



Hab. in desertis iEgyptiacis ad K^ahiram et alibi (Siebl Schimp! Boiss ! etc), 

 in Oasi parv^ (Aschi), ad littora yEgyptiaco-Arabica (Schweinf!;, desertis 

 Arabise petrese (Bove! Boiss!), Syrise (Auch. 2561!), Persiae australis circa 

 Ispalian, Kerman, Jezd (Bge!). 



Frutex 10-15-pedaIis, folia lineam vix excedentia. 



Ar. Geogr. Africa borealis. 



8. G. polygonoides (L. Sp. 478) fruticosum, glabrum, ramis 

 albidis, ramulis tenuissimis, foliis tenuissime subulatis longiusculis 

 ab ochrea liberis et cito deciduis, achenio oblongo sotoso setis rigi- 

 dulis pluriseriatis ramusis basi dilalata in quatuor alas breves plus 

 niinus conjunctis 5. Polygonoides OrientaUs Ephedrm facie Tourn. 

 Goroll. 47. — It p. 356 Ic. 



Hab. in arenosis subsalsis interioribus Armeniae in monte Ararat (Tourn.), 

 in Armenia (Auch., Szov!), in prov. Aderbidjan Persise iuter pagos Seidkhodji 

 et Tchorbula districtus lihoi (Szov!). 



Ramuli eis speciei pra^cedentis magis elongati et flexuosi, folia longiora 

 (3-5 lineas), fructus setoe minus crebrae rigidiores. Ob specimina sfepius imper- 

 fecta limites geographicse inter hanc et C. comosum incompletce. Specimina 

 nonnulla ab am. Bge in Persia orientali lecta ob ovaria juniora inter hanc et 

 C. Caputmedusce Schrenck incerta sunt. 



9. G. crinitum (Boiss. Diagn. Ser. II, 4, p. 77) glaucum gla- 

 brum, ramis elongatis tenuibus subflexuosis striatis, ramulis lenuis- 

 simis elongatis, internodiis elongalis, foliis...., acheniis aiiguste 

 ellipticis apice altenuatis, selis mollibus longis ocloseriatis ruhs basi 

 <]ilalatis et subconnalis supra medium bis vel ter dichotome ramosis^. 



Hab. in Belutschia (Stocks!). 



Ex si)eciminibus imperfectis male notum, a prcecedentibus diversum vide- 

 tur ramis tenuioriljus elongatis striatis, achenio aagustiori abs {uc selis S-Sy^ 

 lincas loiigo sesquilineam lato, seta? tenuissiniie undique patenles piiuci- 

 seriatoe 4-5 lineas longi.B. 



