76 MALVACEAE. [Malva. 



1. M. sylves'tris, L. ; erect, hairy, stems many ascending, leaves 

 3-7-lobed crenate-serrate, peduncles spreading, carpels glabrous reticulate. 

 Waste places from Ross southd., rare (if native, Watson) in Scotland ; Ire- 

 land; Channel Islands; fl. June-Sept. — Perennial or biennial, 2-3 ft. 

 Leaves 2-3 in. diam., lobes shallow acute. Flowers 1-1| in. diam., 

 irregularly fascicled, pale purple or blue, dichogamous, proteraudrous ; 

 pedicels slender. — Disteib. Europe, N. Africa, Siberia, W. Asia ; introd. 

 in U. States. 



2. M. rotundifo'lia, L. ; pubescent, stems many decumbent, leaves 

 reniform obscurely lobed crenate, peduncles decurved, carpels pubescent 

 smooth margins rounded. 



Waste places from Aberdeen southd. ; rarer in Scotland and Ireland ; Chan- 

 nel Islands ; fl. June-Sept. — Perennial. Stems 6 in .-2 ft. Leaves g-l§ iu. 

 diam., often serrate. Flowers f-1 in. diam., fascicled, pale lilac or whitish, 

 homogamous. — Distrib. Europe, N. Africa, N. and W. Asia to India ; 

 introd. in U. States. 



3. M. moscha'ta, L. ; hairy, erect, leaves 5-7-partite, segments pin- 

 natifid, peduncles erect in fruit, carpels smooth, back rounded hispid. 

 Meadows, &c, in dry soil ; from the Clyde southd. ; rare in Ireland ; Channel 



IslandsJ; fl. July-Aug. — Perennial. Stem 2-3 ft., often purple-spotted. 

 Leaves 1-3 in. diam., long-petioled. Flowers 1-2 in. diam., rosy rarely 

 white. — Distrib. Europe, eastward to Lithuania ; introd. in the U. 

 States. 



3. lavate'ra, L. Tree-mallow. 



Tall, hirsute or tomentose herbs or shrubs. Leaves angled or lobed. 

 Flowers axillary. Calyx 5-fid ; epicalyx 3-fid. Staminal column long, 

 filaments distinct at its top only. Ovary many-celled ; styles filiform, as 

 many as the cells, inner surface stigmatose ; ovules 1 in each cell. Fruit 

 a depressed whorl of indehiscent 1 -seeded carpels, separating from the axis, 

 Seed ascending. — Distrib. Europe, W. Asia, N. Africa, and 1 Australian ; 

 species 18. — Etym. The brothers Lavater, Swiss physicians. 



Ii. arbo'rea, L. ; leaves suborbicular 5-9-lobed plaited crenate. 

 Maritime rocks, from the Clyde southd. ; rare in Ireland ; Channel Islands ; 

 fl. July-Sept. — Biennial, softly pubescent. Stem 3-6 ft., very stout, erect. 

 Leaves long-petioled ; lobes broad, short, upper more entire. Peduncles 

 crowded, axillary, 1-fld., shorter than the petioles. Flowers lh in. 

 diam., purple, glossy. Epicalyx with 3 very large ovate lobes. Sepals 

 deltoid. Carpels wrinkled.— Distrib. Coasts of Europe eastwards to 

 Greece. 



Order XVII. TlLiA'CEiE. 



Trees or shrubs, rarely herbs. Leaves alternate, entire or toothed, stipu- 

 late. Flowers cymose, honeyed, proterandrous ; cymes usually corymbose 

 or panicled. Sepals 5, distinct or connate below, valvate iu bud. FetaL 



