COMPOSITiK (composite FAMILY.) 483 



Akenes either all alike, tapering slightly or not at all, or the marginal 

 ones unlike the rest, oblong, convex at back, keeled and 2-furrowed 

 or winged at inner face — Annual herbs, with aspect of Crepis, but 

 distinguished by the long bristles of the receptacle. 



L<. bifida, Vis. © Haldwi. .1 to .3, papillose ; scapes naked, 

 corymbose above. Leaves resetted, oblong, toothed to somewhat lyrate- 

 pinnatifid ; stem-leaves reduced to linear scales. Heads .01 long and 

 broad; pappus very tine, deciduous — April to July — Dry fields ; 

 common even in deserts. 



Heads many-flowered. Outer scales of involucre calyculate, inner 

 at length hardened, concave at inner aspect. Receptacle naked. Mar- 

 ginal akene enclosed in scales, somewhat flattened-triquetrous, winged, 

 bald, the inner cylindrical, prismatic, striate, with a dilated, hollow 

 base, and very fine pappus — Annual herbs, distinguished from Crepis 

 by the akenes. 



C Palaestina, Boiss. © .3 to .8, branched. Leaves tender, 

 the lower petioled, lyrate, the middle and upper clasping, with broad 

 appendages, runcinate-lyrate to oblong-lanceolate — April aad May — 

 Weedy places ; common along coast and lower mountains and interior 

 plains. 



98. MIERACIIJM, L. Hawkweed. 



Heads many-flowered. Involucre imbricated. Receptacle naked, 



pitted, the borders of the pits sometimes minutely toothed or fringed, 

 Akenes cylindrical, striate, truncate, not tapering. Pappus composed 

 of white or reddish, brittle bristles — Perennial herbs. 



* Alcenes small^ Uack ; pappus in 1 row of equal, slender hristles. 



1. H. praealtum, Vill. If 1 or more ; root-stock prasmorse, 

 hearing many stolons ; stems erect, glabrous or sparingly bristly, ending 

 in a many-headed corymb, naked or 1-3-leaved below. Leaves oblong 

 to oblong-lanceolate. Heads turbinate, .006 long ; scales of involucre 

 acutish, pubescent and glandular — Summer — Northern Palestine 

 (Tristram). 



2. H. Bauliini, Schult. If 1 or more, hispid with long hairs ; 

 root-stock praemorse, stoloniferous ; stems with 1-2 leaves below, naked 

 above. Leaves oblong to oblong-lanceolate. Corymb rather dense, 

 with erect branches ; involucre strigose-hispid — Summer — Subalpine 

 Lebanon. 



3. H. procerum, Fries. 2f 1.3 to 1.6 ; root-stock praemorse, 

 destitute of stolons; stem simple, leafy, bristly. Leaves oblong to 

 lanceolate, soft-bristly, the lower drying before flowering. Corymb 

 spreading, many-headed ; heads oblong, minute ; involucre hispid 

 with stellate wool, and glandular or glandless hairs— Summer — Sub- 

 alpine and alpine Lebanon. 



4. H. £Balan§se, Boiss. If .6 or more ; root-stock praemorse, 

 without stolons ; stems thick, leafy to top, simple or branching into 

 compound corymbs ; stem and leaves hairy. Leaves stellate-flocculent 



