130 BIOLOGICAL SOCIETY OF WASHINGTON. 



551. Gaultheria procumbens, L. Wintergreen. 



Found on the Mt. Vernon estate, Va , in October. 1884, by Mr. 

 William Hunter. 



5S9. Asclepias rubra, L. 



Vicinity of Falls Church, Va:, Miss M. A. Hayes, July 11, 1S85. 

 599. Enslenia albida, Nutt. 



Alexander's Island. June 25, 18S5. Mr. J. A. Allen. Below 

 Chain Bridge, in fruit, Sept. 12, 1885. Prof. Ward and 

 myself. 

 627. Lithospermum canescens, Lehm. 



North side of Woodley Park Road, first bend above the bridge. 

 Collected May 17 and 21, 18S4. Prof. Ward. 



629a. Heliotropium Europseum, L. Heliotrope. 



Alexandria, Va., near the ship-yard, July 4, 1SS4. Prof. Ward. 

 672. Buchnera Americana, L. 



Near Clifton Station, Va , Sept. 20, 1885. Prof. Ward. 



732a. Scutellaria parvula, Mx. Scullcap. 



Kengla's Woods, June 4, 1884. Prof. Ward. 



741. Plantago cordata, Lam. 



Poplar Point, on the Eastern Branch, October 26, 1S84. Prof. 

 Ward and myself. Important on account of its greater ac- 

 cessibility. 



805. Cacalia reniformis, Muhl. 



Alexander's Island, June 25, 1885. Mr. J. A. Allen. 

 S35. Quercus Michauxii, Nutt. 



Near " Owl Bridge," (Northwest Branch). A large fine tree, 

 quite typical. Found by Mr. II. W. Henshaw and myself, 

 September 11, 1885. 

 849. Quercus heterophylla, Mx. 



A fine tree of this species was discovered near Convalescent 

 Camp, Virginia, June 29, 18S4, by Prof. Ward. In fine 

 fruiting condition, October 5, 1884. " The affinities ot this 

 specimen with Q. Phellos are closer than in any ol" the 

 forms hitherto found. The leaves resemble in almost every 

 respect those which I collected from the tree now standing 

 in the Bartram estate, Philadelphia, south of the mansion. 

 and which is said to have grown from an acorn of the 



