(230) 



6. E. FLAMMULA L. Leaves entire; akenes 

 smooth ; stamens more than 10; petals bright 

 yellow. 2. Marin County. Summer. 



7. E. PUSILLUS Poir. Leaves entire; akenes 

 granulate; stamens never more than 10; petals 

 yellow. 0. Inundated places near Napa. 

 Summer. 



8. E. LOBBII Hiern. Aquatic; leaves float- 

 ing, 3-lobed; submerged Leaves 0; styles long, 

 filiform, with small terminal stigma; petals 

 white with yellow claws. 2. Olema. Sum- 

 mer. 



9. E. AQUATILIS L. Aquatic with submerged 

 capillary, multifid leaves; styles subulate, 

 not longer than the ovary, introrsely stigma- 

 tose; petals white with yellow claws. If. 

 Presidio. Marin County. Summer. 



All perennial species possess an acrid, pois- 

 onous principle, which disappears by drying, 

 so that the plant, avoided by animals in its 

 growing state, becomes harmless when made 

 into hay. 



6, Myosurus L- MOUSETAIL. 



Sepals 5, ca4carate. Petals 5, on filiform 

 claws. Fruit oo-akenes, crowded on an elon- 

 gated, spike-like receptacle. . Dwarf plants 

 with radical leaves. 



1. M. MINIMUS L, Niles. Spring. 



