BELLis. (JOM POSIT .!<' 305 



BOLT NIA. 



forolla yellow or rarely cream-color, sometimes changivg to purple. 

 Eerep'ncle nnked. 



13 BELLIS iourn (daisy) 



Ours low perennial herbs with spatnlate leaves and solitary 

 heads of various colored flowers terminating simple scapes. 

 Heads many-flowered, the ray-flowers pist Hate, in a single 

 series, those of the disk tubular and perfect. Involucre cam- 

 panulate, its bracts somewhat in a double series, foliaceous, 

 lierbaceous or somewhat membranaceous, equal. The receptacle 

 conical, slightly alveolate. Branches ot the style tipped mth a 

 short triangular appendage. Achenes dbovate, compressed, 

 slightly hairy or hispid. Pappus none. 



B. PEBBNNis L. Rp. 13'lf'. Leaves all radical: spatulate-oljovate, 

 crenately dentate, obscurely ;-'.-nerved, 1-2 inches long, lieads large termin- 

 ating Bimple scapeB : bi acts of tlie involucre oblon;-, obtuse, somewhat 

 foliaceous, equal r ray-flowers narrow, twice as long as the involucre. Es- 

 caped from gardens and becoming naturalized along the coast. 



14 BOLIOMA L'Her. ^ert. Angl. 27. 

 Glabrous perennial herbs with striate-angled stems, sessile 

 entire leaves and rather showy heads of white, purple or violet 

 flowers. Heads mnny-flowered, the ray-flowers numerous, pis- 

 tillate, in a single series; disk-flowers tubular perfect Scales of 

 the hemispherical involcure imbricated, somewhat in 2 series, 

 appres«ed. scarcely as long as the disk, with somewhat mem- 

 branaceous margins. Receptacle hemispherical or conical, ob- 

 scurely alveolate. Branches of the style .linear-oblong, with 

 verysliort appendages. Achenes compressed, obovate, margined 

 with a callous wing, in the ray often 3-winged. Pappus of sev- 

 eral setose bristles and frequently with 2-4 more or less elongat- 

 ed subulate awns.'' 



B. oucidentalis B htisqin'ma var occident'flis Gray. Stems 3-6 feet 

 high, cymose-paniculate at summit: leaves broadly lanceolate or the 

 upper linear-lanceolate: heads flhort-peduncled : bracts of the involucre ob- 

 long, obtuse : ray flowers white, 4-5 lines long: awns of the pappus pres- 

 ent and conspicuous, the setulose squamellse small. River-bottoms of Un- 

 ion county, Oregon. 



m TOWNSENUI.^. Hook. Fl. it, 16 1. 119. 



Depressed or low many-stemmed herbs with from linear to 

 (ipalulate entire leaves a^d eomparativel)' large heads, of from 

 violet or rose purple to white ray-flowers.- Involucre broavl, 

 many-flowered, imbricate : the bracts lanceolate, with scarious 

 margins and tips, outer usually shorter and inner more mem- 

 branaceous, keceptacle broad, merely areolate, flat. Style-ap- 

 pendages lanceolate. Achenes obovate or oblong much com- 

 pressed and with thickish or mostly callous margins, those of 



