210 MALVACEAE 



1. Sida spinosa L- Pricki,y Sida. (Man. p. 620; I. F. /. 2427.) 

 In waste places, Me. to N. J., Mich., Kans., Fla. and Tex., and in tropical 

 Am. — Pennsylvania : Bucks : Philadei,phia ; Dei,aware ; Chester ; 

 IvAncaster; Franklin; Ali,egheny. 



2. Sidahermaphrodita {I/. ) Rusby. Virginia Mai<i,ow. (Man. p. 

 620 ; I. F. f. 242^.) Along rivers, in rocky places, southern Pa. to Ohio, 

 Va. and Tenn. — Pennsylvania : York, on the Susquehanna. 



4. ABUTILON Gaertn. 

 1. Abutilon Abutilon (L. ) Rusby. VELVET Leaf. Indian Mal- 

 low. (Man. p. 621; I. F. y. 2430.) In waste places, eastern U. S., 

 Nat. or adv. from southern Asia. — Pennsylvania : Northampton ; 

 Bucks ; Philadelphia ; Delaware ; Lancaster ; Franklin ; Hunt- 

 ingdon ; Allegheny. 



5. KOSTELETZKYA Presl. 

 1. KoBteletzkya Virginioa (L.) A. Gray. Virginia KosTelETzkya. 

 (Man. p. 622 ; I. F. f. 2433.) In salt or brackish marshes, N. J. to Fla. 

 and La. — Pennsylvania : Philadelphia, Navy Yard. 



6. HIBISCUS L. 



Herbs. 

 Perennial plants : leaf-blades toothed or hastate. 

 Leaf-blades white-pubescent beneath : seeds glabroug or nearly so. 



I. I/. Moscheutos. 

 Leaf -blades glabrous : seeds pubescent. •^. H. mililaris. 



Annual plants : leaf-blades pedately lobed. 3. H. Trionum. 



Shrub or tree. 4. H. Syriacus. 



1. Hibiscus Moscheutos L. Swamp Rose-Mallow. Mallow Rose. 

 (Man. p. 622 ; I. F. _/; 2434.) In brackish marshes, Mass. to Fla. and 

 La., and on lake shores and in saline situations locally in the interior to 

 W. Ont. — Pennsylvania : Bucks, Bristol ; Philadelphia ; Delaware ; 

 Lancaster ; Dauphin ; Erie. 



2. Hibiscus militaris Cav. Halberd-leaved RosE-malLOW. (Man. 

 p. 623 ; I. F. f. 2436.) Along rivers, southern Pa. to Fla., Minn., Nev. 

 and La. — Pennsylvania : Lancaster, Safe Harbor ; PERRY. 



3. Hibiscus Trionum L. Flower-of-an-hour. (Man. p. 623 ; I. 

 F. /. 2437.) In waste places, N. S. to Fla., S. Dak. and lS.a.ns.— Pennsyl- 

 vania ; Northampton ; Bucks ; Delaware ; Chester ; Lancaster ; 

 Dauphin ; Allegheny. 



4. Hibiscus Syilacus L. Shrubby Althaea. Rose oe-Sharon. 

 ( Man. p. 623 ; I. F. /. 2438. ) On woodsides and thickets, N. J. to Ga. 

 Introd. fromW. Asia. — Pennsylvania: Northampton; Bucks; Phila- 

 delphia ; Delaware ; Delaware ; Chester ; Lancaster ; Dauphin. 



Order 19. PARIETALES. 



A. Calyx of distinct sepals. 

 I a. Seeds with little or no endosperm. 



