( 97 ) 
82, Madia Mol. Tanr-wezep. 
Superflua. Necessaria. iqualis. Ray- 
flowers ligulate, 3-dentate, scarcely longer 
than the involucre. Involucre 1-seriate, her- 
baceous; scales carinate, complicate, embrac- 
ing the ray-akenes. Receptacle naked in the 
center, with 1-2 rows of pales between the 
disc and the ray. Akenes laterally compressed ; 
pappus of the ray 0; of the disc usually 0. 
Viscid, resinous herbs. Flowers yellow. 
1. M. Nurrattu Gray. Ray-flowers ex- 
serted and conspicuous; palew of the pappus 
fimbriate.—2¢. Redwoods, Marin county. 
Spring, 
2. M. rapiava Kell. Ray-flowers ex- 
serted and conspicuous, obtusely 3-dentate; 
pappus 0.—©. Antioch. Spring. 
3. M. Exvecans Don. Ray-flowers exserted 
and conspicuous, acutely 3-lobed; pappus 0. 
©.—Common. Spring and summer. 
4. M. sativa Mol. Ray-flowers short, 
inconspicuous; pappus 0; akenes of the disc 4- 
nerved,quadrangular.—©. Common. Summer. 
5. M. pissitirtora Gray. Ray-flowers 
short, inconspicuous; pappus 0; akenes of the 
disc without the four nerves and angles.— ©. 
Marin county. Summer. 
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