February 15, 191 7 385 



CORISPKRMUM [A. Jus?.] L- Bng seed. 



CORISPERMUIU IIVSSOPIFOIJL'M L. I. I5ug SCcd. Xot UU 

 counuou ou saud spiLs and sandy banks at head of Haydtu isl- 

 aud. June to St-ptcuibcr. Small, <^ieen or grfcui^h. 



Salsola L. Russian thistle. 

 Salsola Kali tknuifoija G. W. F. Mey. i. (5. Tragus 

 of Howell's Flora.) A pernicious weed becoming couimou in 

 fields, vacant lots and waste places around Portland, and on sand 

 spits at the head of Ha) den island. Naturalized from Asia. June 

 to September. Flesh color. 



AMARANTHACEAE J. \Y. St. Hil. Amaranth Family. 

 AmarakTHUS [Tourn.] L. Pigweed. 



A MARA NTH US RETROFLEXUS L. I. Rough pigweed. A 

 common weed in gardens, culii\ated ground and waste places 

 everywhere. Naturalized from tropical America. July to Octo- 

 ber. Green. 



Amaranthus graecizans L. I. Tumble weed. Not un- 

 ccnnmon ou sand spits and sandy banks at the head of Harden 

 island. Naturalized from tropical Ameiica. June to September. 

 Greenish. Some authors believe this plant to be indigenous to 

 North America. With this opinion we do not concur, and it 

 certainly is not indigenous in Oregon or Washington. 

 AIZOaCEAE A. Br. Carpet weed Family. 

 MOLLUGO L. Carpet weed. 



MoiXUGO VERTICILLaTA L. 1. Carpet weed. On mo:st 

 roadsides, sand bars and river banks, Willamette river, Oswego, 

 Columbia Beach, Hayden island, etc. Naturalized from Mexico 

 and South America. May to September. White, sepals while 

 inside. 



Galenia L. 



X Galenia secunda L. One-sided Galenia. Infrequent ou 

 ballast grounds and waste places, Lower Aibina. Adventivefrom 

 Africa. This weed or ballast waif is now established in most of 

 the large seaports in the United States. It is placed in Tetra- 

 goniaccae b)' some authors. July to September. White. 



