255 



2-3 mm long-, % length of slender per- 

 sistent bristles. 



mts ' 



Greene. 



Stoutlsh the many scapes 1-1% ft 

 s ascending 6 i long, mostly ob- 

 lanceolate and entire, some of the ear- 

 vfrv^fl e] y and saliently toothed, hds 

 very large (the fls and achenes more 



verv ikV th U o te oth r p^ f h acneneB h s11 - 

 ver> -fciiK>, tne others glabrous, chesc- 



nut-brown, all about 2 li long, bearing 

 a pappus 5 li'long, the bristles 5. w'ish, 

 barbellulate and persistent, the base 

 dilated into a sm triangular-lanceo- 



^ 



Genus HULSfcA Torres' & Gray. 



Viscid or floccose-woolly leafy herbs 

 with alt entire toothed or pinnatifld 

 Ivs, sessile or nearly so, and large sol- 

 itary or scattered hds: inv bracts thin 

 IM r),aceous, linear to oblong in 2-3- 

 sr; receptacle flat: ray-fls y or p'ish- 

 disk-fls with long narrow throat and 

 5 short lobes: ak linear-clavate or cun- 

 eate-oblong, villous: pappus of 4-5 

 hyaline paleae, either erose or lacer- 

 ate at the summit or dissected into ca- 

 pillary bristles 

 HULSEA HETEROCHROMA A. Gray. 



An, stout, 6 dm hi or n ore: Ivs ob- 

 long, saliently dentate: inv about 2 cm 

 hi, its bracts linear-lanceolate, atten- 

 uate-acute: ray fls many, 6-8 mm long, 

 roee-p, occasionally reduced or obso- 

 lete: paleae oblong, the 2 over the an- 

 gles of the ak longer than the others, 

 the shorter truncate-lacerate. 



Hall U 128 



Abrdms, Fl LA 433. Gabriel mts, etc. 

 Genus AMBLYOFAPPL S Hook & Am. 



Rigidly erect panicled sm maritime 

 an, with gummy sweet-scented very 

 bitter herbage, narrow entire alt Ivs, 

 and sm discord hds of y fls: inv bracts 

 5-6, broadly obovate, their middle part 

 becoming somewhat carinate-concave: 

 receptacle sm conical: cor all short, 



minu^cl'v l^^oot^ed^of tt^erfect "- 

 Sothedf thl teefh sbon conn^vent: ak 

 abpyamidal, pubescent; pappus of S-12 

 oblong obtuse paleae about equaling 

 the cor 

 AMBLYOPPUS PUSILLUS H. Am. 



Somewhat corymosely m u c h 



branched, 10-25 cm hi, the lowest lvs 

 pinnatelv 3-5-parted and opp, their seg 

 narrowly linear; inv 4 mm hi. 

 CHAENACTIS ASTEMISIAEFOLIA A G 



Sts paniculately branched or nearly 

 simple, 3-8 dm hi, furfuraceous-pubes- 

 cent, somewhat viscid, above glandu- 

 larhirsute; lvs 2-3-pinnately divided or 

 parted into short linear or oblong 

 lobes; hds loosely cymose-paniculate, 

 about 12-15 ram hi; inv bracts lanceo- 

 late, acute; fls all alike; ak clavate. 

 flattened; pappus a sm minutely annu- 

 lar disk. 



Abrams, PI LA 432. 



CHAENACTIS LANOSA D C 



Sts short, branching:, bearing- few to 

 many long ' naked Peduncles, 1-2 dm hi, 

 the earlier scapiform; herbage floc- 

 cose-wooly when young-; Ivs thickish, 

 simply pinnately-parted into few nar- 

 rowly linear lobes, or the uppermost 

 entire; hds about 12 mm hi; ouleT f?s 

 only moderately enlarged not surpass- 

 ^g the disk; inv bracts nearly liSSJ; 

 narmns of 4 prmal innsr naino 

 1P Abrams PI LA 43? 



H a ij u '105 Pin cushion 



Genus SOXCHUS Linnaeus. 



prickly-margined . Ivs and y fls in 

 corymbose or paniculate hds: inv usu- 

 a11 ^ becoming thickened and more or 

 smaller: receptacle flattened, ak 

 less con ic at base, its bracts imbricated 

 in several sr, the outer successively 

 flattened, 10-20-ribbed, truncate; pap- 

 pus of c Pius soft w simple capillary 

 brlg tles, usually falling away con- 



nr,- A OTW . 

 SONCHTJS ASPER Vill. 



. Stout, sts distinctly angled, very Ify; 

 lv . s entire or pmnatifid, prickly-mar- 

 gined, auricles helicoid and appressed 

 : ak 3 -nerved on eacn side, other- 

 W1 ? smooth. Eu. 



A . t>r ; ai ? s v,* ' LA 45 - 

 Parish, Zoe 1:58. 



BO NCHTJS ^LERArFTTq ^fnn 

 ur>,LJlUb OLERACEUS Linn. 



Stoutish, 5-10 dm hi, sparingly leafy, 

 &l*brous or with a few glandular hairs 

 n the pedicels and inv, glaucescent: 

 lvs Ob 9 vol d or narrower, runcinate- 

 Pinnatifid, toothed but not prickly- 

 margined, amplexicaul, the auricles 

 straight, acute: ak striate-nerved, 

 transversely rugulose-scabrous. Eu. 



Abrams, Fl LA 449. 



Parish, Zoe 1:58. 



Hall. U 131. 



Mc-Clatchie, Erythea 2:125, Cat. 



Davidson, Erythea 1:60, LA Co. 

 Genus MADIA Molina. 



Glandular and viscid heavy-scented 

 herbs with at least the upper lvs alt 

 entire or toothed: lids ax and terminal: 

 } nv , angled by the salient carmate 

 backs of the uniserial involucral 

 bracts, these usually completely in- 

 closing the ray-ak, their tips herbace- 

 ous: receptacle flat Or convex, bearing 

 a single series of chaff united and 

 forming a cup between the ray- and 

 disk-fls, the inner portion naked or 

 fimbrillate: ray-fls y, rather short, 3 

 lobed, fertile: disk-fls sterile: pappus 

 0: ak laterally compressed, smooth, 

 beakless. 

 MADIA DISSITIFLORA T & G. 



Slender, loosely branching, 5-7 dm hi, 

 viscid; hds scattered, broad-ovate, 

 about 6 mm hi; cup of receptacle ovoid, 

 not closed; ak thin, not angular. 



Hall, U 130. 



Abrams, Fl LA 420. Monica mts. 



