PLANTS OF FARGO 59 
Euphorbia maculata L. SPOTTED SPURGE. 
Along railroad. C. H. Waldron in 1910. 
Euphorbia esula L. LEAFY SPURGE. 
Fields. Frequent. June 15. 
Euphorbia. missouriensis (Norton) Small. 
Ditch near Co. Hosp. Brenckle & Stevens in 1914. 
Callitrichaceae. Water-star-wort Family. 
Callitricheae palustris L. WATER-STAR-WORT. 
Collected by Wright in 1891. 
Caryophyllaceae. Pink Family. 
Agrosiemma githago L. CORN COCKLE. 
Roadsides and fields. Occasional. June 15. 
Silene antirrhina L. SLEEPY CATCHFLY. 
Roadsides and fields. Occasional. June 20 (20). 
Silene noctiflora L. NIGHT-FLOWERING CATCHFLY. 
- Fields and roadsides. Common. June 25. 
Vaccaria vaccaria (1,.) Britton. PINK COCKLE. 
Fields and roadsides. Frequent. June 15. } 
Alsine media L. COMMON CHICKWEED. 
Shaded dooryards and woods. Common. 
Alsine-longifolia (Muhl.) Britton. LONG-LEAVED CHICKWEED. 
Woods. Frequent. 
Alsine, longipes (Goldie) Coville. 
Collected by Bolley in 1891. 
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Cerastium vulgatum 1. MOUSE-EAR CHICKWEED. 
Lawns. Occasional. 
Cerastium arvense . *PRAIRIE CHICKWEED 
Prairie and in gravel along railroad. Frequent. May 15 (14). 
Moehringia lateriflora (1,.) Fenzl. 
Woods and thickets. Frequent. Occasional along railroad 
May 25 (23). 
Spergula arvensis L. CORN SPURREY. 
Lee in 1892, L. B. Waldron in 1903. 
Portulacaceae. Purslane Family. 
Portulaca oleracea L. PURSLANE. 
Gardens and fields. Common. June 20. 
