NYCTAGINACEAE 123 



7. Amaranthus pumilus Raf. Coast Amaranth. (Man. p. 379; 

 I. F. /. 1408.) On sea beaches, R. I. to N. C. Pennsylvania: Phii^a- 

 DEIiPHlA, chiefly on ballast. 



2. ACNIDA L. 



1. Acnlda cannablna L- Sai,T-marsh Water-hemp. (Man. p. 380 ; 

 I. F.y. I40g.) In salt and brackish marshes and up the rivers to fresh 

 water, Mass. toFla. — Pennsylvania: Phii^adelphia; Dei<awarE; Bucks, 

 Riverton. 



3. CSLOSIA L. 



1. Celosia argentea L. Common to all tropical regions, introduced 

 into temperate countries. — Pennsylvania : MONTGOMERY, Norristown. 



Family 4. ILLECEBKACEAE Lindl. Knotwort Family. 

 1. ANYCHIA Michx. 

 Sepals ovate : utricle nearly as long as the calyx : foliage pubescent. 



1. A. dicholoma. 

 Sepals oblong : utricle surpassing the calyx : foliage glabrate. 



2. A. Canadensis. 



1. Anychia diohotoma Michx. Forked Chickweed. (Man. p. 405; 

 I. F. _/C 1522.) In dry woods and open places, Me. to Minn., Fla., Ala. 

 and Ark. — Pennsylvania : Montour, Harrison ; Northampton ; Berks ; 

 Montgomery ; Lancaster ; Franklin ; Bedford ; Allegheny. 



2. Anychia Canadensis (L.) B. S. P. SlEnder Forked Chick- 

 weed. (Man. p. 405; I. F.y; 1323.) In dry woods, Ont. to Mass. and 

 Ga., Minn, and Ark. — Pennsylvania : Northampton ; Bucks ; Frank- 

 lin ; Lancaster ; Allegheny. 



Family 5. PHYTOLAOOACEAE Lindl. Pokeweed Family. 

 1. PHYTOLACCA L. 



1. Phytolacca decandra L. Poke. Scoke. Pigeon-berry. Gar- 

 get. (Man. p. 381 ; I. F.y. 1415.) In various situations, Me. to Minn., 

 Fla. and Tex. Nat. in Eu. — Pennsylvania : Northampton ; Hunting- 

 don ; Erie ; Franklin ; Chester ; Lancaster ; Lackawanna ; 

 Allegheny. 



Family 6. NYCTAGINACEAE Lindl. Four O'clock Family. 

 1. ALLIONIA Loefl. 

 Leaf-blades triangular-ovate, the lower ones cordate at the base. 



1. A. nyctaginea. 

 Leaf-blades linear. 2. A. albida. 



1. Allionia nyctaginea Michx. Heart-leaved Umbrella-wort. 

 (Man. p. 382; I. F. /. 1416.) In dry soil, Minn, to the N. W. Terr., 

 Pa., La., Tex. andN. Mex. — Pennsylvania: Philadelphia; Wayne. 



2. Allionia albida Walt. PALE UmbrelLA-wort. (Man. p. 382 ; 

 I. F.y. /4ry.) In dry soil, S. C. and Georgia, and adventive northward. 

 — Pennsylvania: Bucks, Bristol. 



