1. EANUNCULACE^. 



177 



herbs ; rootstock perennial. Radical leaves decompound ; canline few or 0. Flowers wMte. 

 jEuro^e, Asia. 



8. Myosurns. — Sepals 5 (rarely 6-7), prolonged into a spnr below their insertion. Petals 

 as many as the sepals, narrow, spathulate ; claw filiform, tubular, nectariferous at the top. 

 Carpels numerous. Achenes minute, in a long spike, laterally attached ; style short, per- 

 sistent. — Annual, small herbs. Leaves entire, all radical. Scapes 1 -flowered, naked. Flowers 

 minute. Europe, Asia, Africa, Australia, New Zealand. 



Tribe III. RAirtrNCULE^, B.C. — Sepals imbricate. Petals with a nectariferous 

 claw, rarely {Trautvetteria) . Carpels l-ovuled; ovule ascending, raphe ventral. 

 Achenes dry. — ^Herbs. Leaves radical or alternate. 



Ranunculus. Vertical section ot flower (mag;) 



Ranunculus acris. 



Ranunculus. 

 Achene, entire and cut vertically '"niag.)- 



Ranunculus>. 

 Petal, inner face (mag.)- 



N 



Ranunculus. . 

 Upriglit seed (mag.)- 



Cet'aiocephalus. 

 Eipe pistil. 



