777 



oblongis acutis adpressis, racemis creberrimis solitariis vel racemosis 

 gracillimis longissimis , bracteis subulatis calyces pedicellis breviores 

 superantibus , petalis obovalis refractis , disci lobis 5 in filamenta at- 

 tenuatis, antheris muticis , stylis obovatis ovario brevioribus 5. T. 

 ramosissima Bong. et Mey. Suppl. II, Fl. Alt. non Ledeb. — T. Gallica 

 /3 micrantha Led. Fl. Ross. II, p. 135. 



Hab. in desertis sabulosis et limoso-salsis Turkestaniai inter fluvios Jan- 

 darja et Kuwandarja (Lehm !). 



Priori racemis tenuissimis 3-5 pollicaribus affinis differt foliis basi acu- 

 tis, bractearum et pedicellorura proportione, petalis refractis. 



Ar. Geogr. Songaria. 



§ 8. Vaginantes. 



T. dioica (Roth Nov. Spec. 185) glabra virescens dioica, foliis 

 vaginantibus abrupte mucronatis, racemis racemoso-paniculatis longc 

 pedunculatis elongatis densissimis, bracteis triangularibus acutis flore 

 sessili subbrevioribus , petalis lineari-oblongis ereclo-conniventibus, 

 filamentis dilatatis ligulatis sinubus 5 disci minuti quinquelobi insertis, 

 stylis ovario aequilongis in stigmata clavata truncata dilatalis 5- 



Hab. in Affghania (Griff!). 



Racemi 1 -l l j 2 pollicares pedunculis 5-10 lineas longis suffulti; flores 

 masculi ovario destituti, feminei filamentis abbreviatis anantheris. 



Ar. Geogr. Scinde (Stocks!), deserta Indiae bor. occidentalis (Banks!). 



T. articulata (Vahl Symb. II, p. 48, tab. 32) glabra giauca, 

 foliis arcte vaginantibus abrupte mucronulatis, racemis racemoso-pa- 

 niculatis breviter pedunculatis gracilibus densiusculis , bracleis vagi- 

 nantibus acutis flore subsessili hermaphrodito brevioribus , petalis 

 lineari-oblongis conniventibus apice patulis , filamcntis fdiformibus 

 inter crenas profundiores disci 10 lobi immersis, stylis tribus obova- 

 tis ovarium dimidium subsequantibus 5. T. Furas Hamilt. — Thuya 

 aphylla L. Sp. 1422. 



Hab. in iEgypto (Auch. exs. 2818 !), ad Alexaudriam (Samar !) et Ka- 

 hiram (Ehrenb. 1 ), ad Thebem et Syenem (Boiss!), Arabia petrea (Roth), 

 Mesopotamia (Ky !), Persia orientali ad Tebbes (Bge! ), Belutschia cali- 

 diori (Stocks !). 



Arbor 20-30 pedalis rarius florens, ramuli tenuiter cylindrici eos Halo- 

 xyli referentes. 



Ar. Geogr. Algeria interior orientalis, Arabia tropica , ditio Scinde 

 India^. 



