February 15, 1917 387 



INTONTIA PARViFi.ORA (Doiin:!.) Howell. I. Iiidinn lettuce. 

 Low orouiid, pailiculaily under deciduous trees, Mt. Tabor, Ful- 

 ton, Swan island, elc. April to July. Pink or white. 



MoNTiA RUBRA Howell, r. Ruby Montia. Under conifer- 

 Dus trees on the Jonathan Moar place, Sauvie's island. April to 

 July. Plant reddish, flowers pink or white. 



IMONTIA SIBIRICA (Iv.) Howell. 4. Northern miner's lettuce. 

 Coninion in moist ground and open woods around Portland. 

 March to June. Pink with five rose-purple lines. 



CARYOPHYLLACEAE Reichenb. Pink Family. 

 TisSA Adans. Sand spurry. 

 TissA RUBRA (Iv.) Biition. 1-4. S-ind spurry Common on 

 roadside lawns and waste places around Portland, Bridgeton, 

 Columbia Beach, etc. ]\Iay to July. Magenta. 



TisSA DIANDRA BRACTEATA (Robiusou) Piper. I. Pink 

 sand spurry. (71 diandra.) Rather rare on sandy stream banks 

 near Portland. Much like T. rubra but petals are reddish in- 

 stead of red or magenta. May to July. 



Spergula L. Spurr}'. 

 Spergula arvensis L. I. Corn spurry. Very common in 

 fields, neglected gardens and waste places about Portland. Nat- 

 uralized from Europe. April to July. White. 

 Sagina L. Pearlwort. 

 Sagina OCCIDENTALIS Wats. I. Western pearlwort. {^Al- 

 sineUa occidentalis.) On grassy slopes, Portland Heights, Os- 

 wego, etc. May, June. White. 



MOEHRINGIA L. Sandwort. 

 MOEHRINGIA LATERIFLORA (L) Fenzl. 4. Blunt leaved 

 sandwort. {Arcnaria lateriflora) In margin of woods around 

 Portland. May to July. White. 



MoEHRiNGL\ MACROPHYLLA (Hook.) Torr. 4. Broad leaved 

 sandwort. {Arenaria iiiacrophylla.) In coniferous woods. King's 

 Heights, Macleay Park, Mt. Tabor, etc. May to July. While. 

 Arenaria L. Sandwort. 

 ARENARIA SERPYLLIFOLIA L. I. Thvuie leaved sandwort. 



