41 8 MALVACEAE. [VOL. II. 



3. CALLIRRHOE Nutt. Journ. Acad. Phil. 2: 181. 1821. 



[NuTTALUA Barton, Fl. N. A. 2: 74. pi. 62. 1822.] 



Herbs, with lobed or divided leaves, and showy axillary or terminal perfect flowers. 

 Bractlets of the involucel 1-3, separate, or none. Calyx deeply 5-parted. Petals cuneate, 

 truncate, often toothed or fimbriate. Stamen-column anther-bearing at the summit. Cavities 

 of the ovary oo, i-ovuled; style-branches of the same number as the cells of the ovary, stig- 

 matic along the inner side. Carpels oo (10-20), arranged in a circle, i-seeded, indehiscent 

 or 2-valved, beaked at the apex, the beak separated from the cavity by a septum. Seed as- 

 cending. [A Greek mythological name.] 



A genus of about 7 species, natives of the central and southern United States and northern 

 Mexico. 



Bractlets of the involucels none. 



Flowers i' broad; carpels very pubescent. 



Flowers i&'-a' broad; carpels scarcely pubescent. 

 Bractlets of the involucels 3. 



Leaves triangular, crenate ; carpels not rugose. 



Leaves orbicular, palmatifid; carpels rugose. 



1. C. alceoides. 



2. C. digitata. 



3. C. triangulate. 



4. C. involucrata. 



i. Callirrhoe alceoides (Michx.) A. Gray. 



(Fig. 2420.) 



Sida alceoides Michx. Fl. Bor. Am. 2: 44. 1803. 



Callirrhoe alceoides A. Gray, Mem. Am. Acad. (II.) 4: 

 18. 1848. 



Perennial, erect, S'-ac/ high, slender, strigose- 

 pubescent, branched at the base from a thick woody 

 root. Basal leaves triangular, palmately lobed or 

 incised, 2 / -3#' long, slender-petioled; stem-leaves 

 palmatifid, the divisions linear or cuneate, acute or 

 obtuse; flowers corymbose or racemose at the sum- 

 mit, pink or white, about i' broad; pedicels i / -2 / 

 long, slender; involucel none; calyx-lobes triangu- 

 lar, acuminate; petals dentate and somewhat fim- 

 briate; carpels strigosc-pubescent and conspicuously 

 rugose-reticulate on the back. 



In dry soil, Kentucky to Nebraska, Kansas and 

 Texas. May-Aug. 



Light Poppy-Mallow. 



2. Callirrhoe digitata Nutt. 



Fringed Poppy- Mallow. 



(Fig. 2421.) 



Callirrhoe digilata Nutt. Journ. Acad. Phila. 



2: 181. 1821. 

 Nultallia digilata Bart. Flora N. A. 2: 74. 



pi. 62. 1822. 



Similar to the preceding species. Divi- 

 sions of the stem-leaves longer, narrowly 

 linear, sometimes quite entire and 4 / -5 / 

 long, sometimes deeply incised; basal 

 leaves sometimes cordate-triangular, cre- 

 nate, lobed or divided; involucre none; 

 flowers long-peduncled, i ^'-2' broad, red- 

 dish-purple or lighter; petals beautifully 

 fimbriate; calyx-lobes triangular to lan- 

 ceolate, acuminate; carpels strongly ru- 

 gose-reticulate, scarcely pubescent. 



In dry soil, Kansas to Texas. April-July. 



