MALVACE^. (mallow FAMILY.) 67 



dnncles (rose-color or white) , involucd none; carpels obtusely leaked, crested and 

 rtrongly wrinkled on the back. )|. (Sida alcseoides, Michx.) — Barren oak-lands, 

 S. Kentucky and Tennessee. 



4. IVAPJEA, Clayt. Gladb Mallow. 



Calyx naked at the base, 5-toothed. Flowers dioecious ; the staminate flowers 

 entirely destitute of pistils, with 15-20 anthers ; the fertile with a short column 

 of iilaments but no anthers. Styles 8 - 10, stigmatic along the inside. Fruit 

 depressed-globular, separating when ripe into as many kidney-shaped 1-seeded 

 beakless and scarcely dehiscent carpels as there are styles. Kadicle pointing 

 downwards. — A tall and roughish perennial herb, with very large 9-1 1-parted 

 lower leaves, the pointed lobes pinnatifid-cnt,and toothed, and small white flow- 

 ers in panicled clustered corymbs. (Named by Clayton from vam}, a wooded 

 valley or glade, or, poetically, the nymph of the groves, alluding to the place 

 where he discovered the plant.) 



1. ]Vt diolca, L. (Sida dioica, Cav.) — Limestone valleys, Penn. and 

 southward to the Valley of Virginia, west to Ohio and IlUuois ; rare. July. 



5. SIDA, L. Sida. 



Calyx naked at the base, 5-cleft. Petals entire, usually oblique. Styles 5 or 

 more : the ripe fruit separating into as many 1-seeded carpels, which remain 

 closed, or commonly become 2-valved at the top, and tardily separate from the 

 axis. Embryo abruptly bent ; the radicle pointing upwards. Stigmas termi- 

 nal, capitate. — Flowers perfect. (A name used by Theophrastus.) 



1. S. NapcSa, Cav. Nearly glabrous, tall (2° -4° high), erect; leaves 5- 

 cleft, the lobes oblong and pointed, toothed ; flowers [white) umbellaie-corymbed, 

 large; carpels 10, pointed. 1). (Napsea Isevis & hermaphrodita, L.) — Bocky 

 river-banks, Penn., Muhlenberg. Kanawha Co., Virginia, Rev. J. M. Brown. 

 (Cultivated in old gardens.) 



2. S. Elliottii, Ton-. & Gray. Nearly glabrous (l°-4° high); leaves 

 linear, sen'ate, short-petioled ; peduncles axillary, 1-flowered, short; flowers (i/d- 

 low) rather large ; carpels 9-10, slightly and abruptly pointed, forming a depressed 

 fruit. IJ. — Sandy soil, Virginia (near Petersburg) and southward. May -Aug, 



3. S. SPIN63A, L. Minutely and softly pubescent, low (10'-20' high), much 

 branched ; leaves ovate-lanceolate or oblong, serrate, rather long-petioled ; pedun- 

 cles axillary, 1-flowered, shorter than the petiole; flowers {yellow) small; carpels 

 5, combined into an ovate frait, each splitting at the top into 2 bealcs. A little tu- 

 bercle at the base of the leaves on the stronger plants gives the specific name, 

 but it cannot be called a spine. ® — Waste places, common southward and 

 eastward. (Nat. from Trop. Amer. or Afr.) 



6. ABlJTIliOlV, Toum. • Indian Mallow. 



Carpels 2-9-seeded, at length 2-valved. Radicle ascending or pointing itt 

 wards. Otherwise as in Sida. (Name of unknown origin.) 



