216 SUMMER FLOWERS. 



(65) Althsea. 



A. ofacinalis : stems erect, branched, 2-3 feet high, covered, 

 as well as the foliage, with soft, velvety down ; leaves stalked, 

 broadly ovate, undivided or three-lobed; flowers pale rose- 

 colour, on short pedicels in the upper axils, or forming almost 

 leafless terminal spikes ; carpels rounded on the back. — Marsh 

 Mallow. — Marshes, especially near the sea. Fl. July to Sep- 

 tember. 



(66) Lavatera. 



L. arborea : undershrub ; stem woody at the base, 1-5 feet 

 high ; leaves long-stalked, broadly orbicular, palmately divided 

 into 5-9 broad, short, crenate lobes, softly downy on both 

 sides ; flowers numerous, pale purple-red, collected into clus- 

 ters, forming a long terminal raceme or narrow panicle. — 

 Maritime rocks, rare. Fl. July to September. 



(67) Tilia. Lime Tree. 



T. europsea : tree ; leaves stalked, broadly heart-shaped or 

 nearly orbicular, often oblique, pointed, serrate on the edge, 

 glabrous above, downy underneath, especially in the angles of 

 the principal veins j peduncles hanging amongst the leaves, 

 bordered or winged half-way up by the long, narrow, leaf- 

 like bract ; flowers sweet-scented, of a pale whitish-green. — 

 Linden. — Woods, much planted. Fl. July. 



(68) Impatiens. 



I. Noli-me-tangere : annual ; stems 1-2 feet high, erect, 

 glabrous, branching, rather succulent, and swollen at the 

 nodes ; leaves stalked, ovate, pointed, toothed, pale green, 

 flaccid ; peduncles axillary, slender, bearing one or two per- 



