234 



LBOTFlfUfOSJE. (PTJLBB FAMILY.) 



obovate. Heads depressed-globular, Fig. 105. 



sheathed by the 2-3, much dilated, or- 

 bicular, often leafless stipules ; calyx 

 villous, nearly as long as white or pur- 

 plish corolla, lobes setaceous, of equal 

 length, twice as long as tube — Spring 

 — Beirut to Aleppo, and northward. 



5. T, lappaceum, L. .3 to .5, 



sparingly appressed-hairy ; stems erect 

 or diffusely branched. Free portion 

 of stipules lanceolate-subulate ; leaflets 

 obovate to oblong-obcordate. Heads 

 globular, generally peduncled ; calyx 

 somewhat shorter than corolla, lobes 

 nearly equal, slightly ciliate, dilated 

 at base, 5-nerved, setaceous at tip, 

 more than twice as long as glabrous 

 tube — Spring — Fields ; common. 



6. T. arvense, L. © Kliozz. Head of T. lappaceum. 



.2 to .5, hirsute, with soft, spreading hairs ; stem erect, branching, 

 •lender. Free portion of stipules setaceous ; leaflets oblong -linear, 



Fig. 106. 



Fig. 107. 



Fruiting head of T. arrenee. Fruiting head of T. stellatum. 



denticulate at apex, the lower often retuse. Heads solitary, dense, ovate^ 

 at length oUong-cylindrical ; lobes of hispid calyx setaceous, plumose, 

 longer than the persistent, pink-white corolla, 2-3 times as long as tube, 

 throat villous, open — Summer — Rocky places ; Middle Lebanon to 

 coast. 



Var. longisetiim, Boiss. Calyx-teeth often .006 long, longer 

 than corolla, and 4-5 times as long as tube — Lebanon. 



7, T. stellatum, L. © .2 to .3, villous ; stems erect or ascend- 

 ing. Stipules ovate, obtuse or acute, dentate ; leaflets small, wedge-obo- 

 vate to obcordate. Heads gUbular, rather loose ; calyx about as long as 



