GENUS i. 



GOOSEFOOT FAMILY. 



II 



4. Chenopodium leptophyllum (Moq.) Nutt. 

 Narrow-leaved Goose foot. Fig. 1680. 



Chenopodium album var. leptophyllum Moq. in DC. 



Prodr. is 2 : 71. 1849. 

 Chenopodium leptophyllum Nutt. ; Moq. in DC. Prodr. 



13": 71. As synonym. 1849. 

 Chenopodium leptophyllum var. oblongifolium S. Wats. 



Proc. Am. Acad. 9 : 95. 1874. 

 Chenopodium leptophyllum subglabrum S. Wats. Proc. 



Am. Acad. 9: 95. 1874. 

 C. oblongifolium Rydb. Bull. Torr. Club 33: 137. 1906. 



Annual, scarcely succulent, stem slender, usually 

 erect, striate or grooved, at least when dry, branched, 

 6'-2% tall, mealy above, the branches erect-ascend- 

 ing. Leaves linear to oblong, white-mealy beneath, 

 green above, acute or acuminate, or the lower ob- 

 tuse, entire or the lower rarely toothed, short-peti- 

 oled, i'-ii' long, i"-3" wide, i-3-nerved; flowers 

 in continuous or interrupted axillary and terminal 

 simple or branched spikes ; calyx about \" broad, 

 its segments strongly keeled and .nearly covering 

 the fruit; styles short; seed horizontal, readily de- 

 tached from the pericarp ; embryo a complete ring. 



In dry soil, Manitoba to Wisconsin, Missouri, New Mexico and Arizona. Also on the shores 

 of Lake Erie and on sands of the seashore, Maine to New Jersey. July-Sept. 



5. Chenopodium Vulvaria L. Stinking Goose- 

 foot. Fig. 1 68 1. 



Chenopodium Vulvaria L. Sp. PI. 220. 1753. 



Annual, white-mealy, unpleasantly odorous, much 

 branched, the procumbent branches i long or more. 

 Leaves broadly ovate, entire, i' long or less, the slender 

 petioles about as long as the blades ; flowers in dense 

 short axillary and terminal simple or branched spikes 

 mostly shorter than the leaves; calyx-segments ovate- 

 lanceolate, keeled in fruit, obtusish; seed horizontal, 

 shining, the pericarp coherent; styles short. 



Waste grounds, Ontario to Delaware and Florida, 

 ventive from Europe. July-Sept. 



Ad- 



6. Chenopodium polyspermum L. Many- 

 seeded Goose foot. Fig. 1682. 



Chenopodium polyspermum L. Sp. PI. 220. 1753. 



.Annual, glabrous, not mealy, stem stout or slen- 

 der, erect or decumbent, commonly much branched, 

 striate, 6'-3 high. Leaves oblong, elliptic or ovate, 

 slender-petioled, entire, thin, green on both sides, 

 obtuse at the apex, narrowed rounded or truncate 

 at the base, i'-3' long, 4"-!*' wide; flowers in loose 

 axillary and terminal panicles; calyx less than i" 

 wide, its segments oblong, subacute or obtuse, some- 

 what scarious, not keeled, not completely covering 

 the top of the fruit; styles short; seed firmly at- 

 tached to the pericarp, horizontal; embryo a com- 

 plete ring. 



In waste places and ballast, Massachusetts to New 

 Jersey. Adventive from Europe. July-Sept. Allseed. 



