182 Karl M. Wiegand and Arthur J. Eames 



Hill (D. !) ; Fall Creek, below Ithaca Falls (D.) ; Renwick slope- (/>.!) ; near Percy 

 Field; roadside s. of Esty, and foot of cliffs n. of Esty; also n. along Cayuga Lake 

 shore; absent in the McLean region and on the chestnut soils in the basin. 



Que. to Man., southw. to Ala. (?), Mo., and Okla, including the Coastal Plain. 



3. Maclura Nutt. 

 1. M. pomifera (Raf.) Schneid. Osage Orange. 

 Hedgerows and thickets ; rarely spontaneous. June. 

 Cultivated for hedges, and occasionally escaping as at Junius. 

 Native : s. Mo. to n. Tex. 



4. Morus (Tourn.) L. 



a. Leaves rough above, downy beneath ; fruit dark purple or black, 2.5-3.5 cm. long. 



1. M. rubra 

 a. Leaves smooth and usuallv shining ; fruit whitish or black, 1-2 cm. long. 



2. M. alba 



1. M. rubra L. Red Mulberry. 



Ravines and hill slopes, in gravelly neutral soils ; infrequent. May 20- June 10. 



Danby and Enfield (D.) ; Coy Glen; Six Mile Creek, below Green Tree Falls 

 (D. !) ; near the "Nook" (D.) ; Renwick slope (D. !) ; Beebe Lake; Salmon Creek 

 (D.) ; Franklin Ravine (D.) ; Cayuga Lake cliffs, Ledyard ; Paine Creek; Big 

 Gully (D.\) ; not seen in Dryden and the McLean region (D. !). 



Vt. to Mich, and S. Dak., southw. to Fla. and Tex. ; infrequent on the Coastal 

 Plain. A tree of the interior. 



2. M. alba L. 



Ravines and hill slopes ; frequent. May 20-June 10. 



Six Mile Creek, near D., L. & W. R. R. and near Ferris Brook (\D.!) ; Beech 

 Woods, Six Mile Creek; Cascadilla Creek, below Glen Pond (D.) ; Violet Island; 

 road beyond the "Nook" (D.) ; e. of Percy Field; streets of Ithaca; C. U. campus; 

 n. of Taughannock Gorge (D.) ; and elsewhere. 



Escaped from cultivation, and now established. Native of Eu. 



The commonest form here has dark purple or black fruit. 



5. Cannabis (Tourn.) L. 

 1. C. sativa L. Hemp. 



Garbage dumps and other waste places ; infrequent. July-Aug. 

 Ithaca: dump near Dwyer Pond; near Cascadilla Place (D.) ; Six Mile Creek 

 (D. !) ; dump on the lighthouse road; Forest Home (D.). 

 Springing up from scattered birdseed, but doubtfully spontaneous. Native of Asia. 



6. Humulus L. 



a. Pistillate spikes in fruit 15-25 mm. long, glandular-dotted; outer bracts very 

 broad, short-acuminate, inner ones acute or obtuse; staurnate panicle 5-15 cm. 

 long; leaves 1-5- usually 3-lobed. 1. //. Lupulus 



a. Pistillate spikes in fruit about 10 mm. long, not glandular ; bracts narrow, long- 

 acuminate, the large seed bulging out the bracts ; staminate panicle large, 10-25 

 cm. long; leaves 5-7-lobed. 2. H. japonicus 



1. H. Lupulus L. Hop. 



River banks, fence rows, and in swamps ; scarce. July. 



Spencer Lake; White Church; near mouth of Coy Glen (D.) ; near Percy Field; 



