ORDER 24. MALYACEJS. 



b Flowers dioecious. Stigmas 10, linear ........................ NAP^SA. 5 



b Flowers perfect. Carpels 5 or more, 1-seeiled ................. SIDA. G 



b Flowers perfect. Carpels 5 or many, 3 to 9-seeded ........... ABUTILOW. T 



C Stigmas 10. Carpels 5, baccate, united ................... MALVAVISCUS. S 



C Stigmas 10. Carpels 5, dry, distinct ...................... PA VONIA. 9 



C Stigmas 5. Carpels 5, dry, united into a pod ........ .. ____ KOSTELETZKTA. 10 



d Involucre of many bractlets. Calyx regular ................. HIBISCUS. 11 



d Involucre of many bractlets. Calyx split on one side ........ AIIELMOSCIIUS. 12 



d Involucre of 3 incisely toothed bractlets ..................... GOSSYPIUM. 13 



1. ALTHEA, L. MARSH MALLOW. (Gr. <U0a>, to cure ; the mucil- 

 aginous root is highly esteemed in medicine). Calyx surrounded at baso 

 by a 6 to 9-cleft involucel ; styles oo r with linear stigmas ; carpels GO, 

 1-seeded, indehiscent, arranged circularly, and at maturity separating 

 from the axis. 



1 A. ofHcinalis L. Lvs. soft-downy on both sides, cordate-ovate, deniaie, some- 

 what 3-lobed; ped. much shorter than the leaves, axillary, many-flowered. 1( Me. 

 to N. Y. r borders of salt marshes. St. 3f high, erect, firm, covered with thick 

 woolly down, with alternate, velvet-like leaves. Fls. large, axillary and terminal, 

 pale purple. The root as well as the other parts of the plants, abounds in muci- 

 lage, and in medicine is often used as an emollient. Sept.^ Eur. 



2 A. rosea Cav. HOLLYHOCK. St erect, hairy ; Ivs. cordate, 5 to 1-angkd r 

 rugous ; fls. axillary, sessile. () A tall plant, very commonly cultivated in gar- 

 dans. Numerous varieties have been noticed, with single, double, and semi-double- 

 flowers, of various shades of color, as white, rose-colored, flesh-colored, dark red, 

 and even a purplish black, purple, yellow, straw -color, etc. f China? (Alee* 

 rosea L.) 



3 A. ficifolia Cav. FIG-LEAVED HOLLYHOCK. St. erect, hairy ; Ivs. palmate, 

 7-lobed beyond the middle, lobes oblong, obtuse, angular-toothed. <D St. tall as 

 the above. Fls. orange-colored, f Levant. (Alcea ficifolia L.) 



2. MALVA, L. MALLOW. (Gr. fia^a^rj, soft; on account of the soft 

 mucilaginous properties.) Calyx 5-cleft, the involucel 3-leaved ; petals 

 obcorclate or truncate ; styles co, with linear stigmas ; carpels CD, 

 1-celled, 1-seeded, indehiscent, arranged circularly, and at maturity sep- 

 arating from the axis. 



Loaves orbicular, with 5 to 7 angular lobes. Carpels obtuse ................... Nos. 1 3 



Leaves triangular-deltoid, scabrous. Carpels acute ........................ ........ No. 4 



Leaves pslmately 5 to 7-parted ................................................ Nos. 5, 6 



1 M. rotundifolia L. Low MALLOW. St. prostrate; Ivs. roundish, cordate, 

 obtusely 5-lobed ; ped. in fruit reflexed ; cor. (pals) twice as long as the calyx. 

 1\- Common in cultivated grounds. Sts. numerous, a foot or more long. Lvs. 

 somewhat reniform, crenate, with 5 to 7 shallow lobes, and on long, hairy stalks,. 

 Ped. axillary, aggregate. Petals pale pink, deeply notched. Fr. depressed-glob- 

 ous, composed of the numerous carpels arranged circularly, not wrinkled. The 

 child sportively calls them cheeses. Jn. Oct. Eur. 



2 M. sylvestris L. HIGH MALLOW. St. erect: Ivs. 5 to 7-lobed, lobes of the 

 upper Ivs. rather acute; carp, very rugous ; pet. (purple) 3 times longer than sep. 

 A popular garden flower of the easiest culture, often springing up spontaneously 

 in fields and road-sides, Mid. and "W. States. Height 3f. Fls. reddish-purple, 

 with veins of a darker hue. The whole plant, especially the root, abounds in 

 mucilage. Jn. Oct. Eur. 



3 M. crisp a L. St. erect ; Ivs. angular-lobed, dentate, crisped, smooth ; fls. 

 (white) axillary, sessile. (E) A tall, straight, simple, erect plant from Syria. Gar- 

 dens, almost naturalized. St. 5 to 6f high. Lvs. large, roundish, margins abun- 

 dantly crisped and curled. Fls. white, not conspicuous. Jn. Aug. f 



4 M. triangulata Leav. St. erect, hirsute; Ivs. strigous, triangular-deltoid, 

 lower ones, cordate, all undivided, coarsely crenate ; panicle terminal, diffuse, 

 many-flowered ; petals purple ; carp. 10 to 15, slightly beaked. Prairias and 



