354 IOWA ACADEMY OF SCIENCE Vol. XXVI, 1919 



Spergula arvensis L. — Plentiful in open, especially cultivated 

 ground. 



Cerastium arvense L. — Common in open sandy places above the 

 beach. 



C. vulgatum L. — Common on steep bluffs above the beach, also 

 in open places in the forest. 



Stellaria media L. — Common above the beach. 



S. borealis Bigel. var. bongardiana Fern. — Abundant in swampy 

 ground above the beach at Seal Rocks. 



Sagina occidentalis Wats. — Typical form abundant on exposed 

 bluffs above the beach. 5". crassicaiilis form plentiful on wet rocks 

 close to salt water. 



Ammodenia peploides (L.) Rupr. — Scarce on beach at Seal Rocks 

 and mouth of Yaquina bay. 



Nympheaceae. 



Nympheaea polysepala (Eng.) Greene. — A few plants found in 

 Sand lake, two miles below Seal Rocks. 



Ranunculaceae. 



Anemone oregana Gray. — Abundant on high, exposed bluffs on 

 Yaquina Head. 



Ranunculus flammula (L.) var. unalaschensis (Bess.) Ledeb. — 

 Common in swampy places, in some places on the beach within 

 reach of the spray. 



R. occidentalis Nutt. — Common in open ground above the beach. 



R. bongardi Greene var. douglasii (Howell) Davis. — Plentiful 

 in forest area. 



Berberidaceae. 



Berberis aquifolium Pursh. — Abundant in many places on ex- 

 posed bluffs, and at some localities on sand dunes. 



Cruciferae. 

 Lobularia maritima Desb. — On the beach at Newport. 



Capsella bursa-pastoris (L.) Medic. — Common in open protected 

 places. 



Cakile edentula (Bigel.) Hook. — Plentiful on the beach and on 

 seaward slopes of dunes about Newport ; scarce farther south. 

 Dentaria tejiella Pursh. — Plentiful in forest. 



