174 



MALVACE^. (MALLOW FAMILY.) 



oblong-cylindrical, deeply 3-groovecl, covered with large glohular vesicles 

 — Summer — Shady places , Cassius and Amanus. 



2. TRIADEI^IA, Spach. Triadenia. 



Petals furnished with a hooded appendage at face. Stamens 

 triadelphous, with long strap-shaped androphores alternating with as 

 many hypogynous glands. Capsule 3-celled. Seeds cylindrical, some- 

 what incurved — Branching, glabrous, glaucous shrubs, with small, 

 fleshy, pellucid-dotted leaves, minute flowers, and sepals destitute of 

 glands. 



T. Ru§§eg'eri, Fenzl. 5 .2 to .3, branches tortuous. Leaves 

 spathulate, obtuse. Axils usually clustered! Sepals oblong, rather 

 acute ; petals and stamens deciduous ; cells of ovary 2-ovuled, styles 

 one-third to one-half as long as ovary — Summer — Suediyeh. 



Order XXI. MALVACEAE. (Mallow Family). 



Mucilaginous herds or shrubs, with alternate, stipulate, 

 pahnately veined leaves, and regidar hermaphrodite, axillary 

 fiowers, on jointed stalks, the calyx-lohes 5, valvate in the 

 hiid, the petals 5, convolute in the hud, adnate at the hase to 

 the column of the monadelphoiis stamens, the anthers kidney- 

 shaped, opening at the top^ \- celled, the style simple, included 

 in the column of the filaments, branching above — Calyx 

 usually involiicrate with a whorl of more or less united or 

 free bractlets. Ovary several- to many-celled, the cells with 

 1-several campylotropons or anatropous ovules. Fruit caj)itate 

 or whorl ed, the carpels at length separating from the axis, or 

 a many-celled capsule, splitting down the back of the cells. 

 Albumen little or ; embryo straight or curved ; cotyledons 

 leafy, folded. 



Fig. 76. 



(a) Flowers of Althaea officinalis, showing the involucre, calyx, corolla, and column of 

 stamens around the style. (J) An anther, showing its reniform shape, and the slit along 

 iis upper edge for the escape of the pollen, (c) The pistil, showing the ovaries, and the 

 staminal column, (rf) Bases of the petals, the staminal tube, and the styles of a iMalva. 

 (e) Capsule of si Hibiscus. (/) The same, after its separation into its component follicles 



