332 



THE KINDS OF PLANTS 



1. VERBASCUM. MULLEIN. 



Tall biennials, with alternate decurrent leaves : calyx and corolla 

 5-parted, the latter shallow and nearly or quite rotate: stamens 5, some or 

 all of the filaments woolly. 



V. Thapsus, Linn. Common mullein. Figs. 22, 133. Two to 5 ft., stout 

 and usually unbranched, white-woolly: leaves oblong and acute, felt-like: 

 flowers yellow, in a very dense spike. Weed from Europe. 

 V. Blattaria, Linn. Moth mullein. Slender and 

 branching, green and nearly smooth : leaves oblong, ser- 

 rate, often laterally lobed, somewhat clasping : flowers 

 yellow or cream-colored, in a loose raceme. Weed from 

 Europe. 



492. 

 Linaria vulgaris. 



2. LINARIA. TOAD-FLAX. 



Low herbs, of various habit: 

 corolla personate, the throat nearly 

 or entirely closed, spurred from the 

 lower side: stamens 4: capsule opening by 

 apical pores. 



L. vulgaris, Mill. Toad-flax. Butter- 

 and-eggs. Figs. 255, 492. Common perennial 

 weed (from Europe), 1-2 ft., with linear 

 leaves and yellow flowers in racemes. 



L. Cymbalaria, Mill. Kenilworth ivy. 

 Fig. 493. Trailing : leaves orbicular, 5-7- 493 - Linaria Cymbalaria. 

 lobed: flowers solitary on long peduncles, lilac-blue. Europe; very com- 

 mon in greenhouses and sometimes runs wild. 



3. ANTIRRHINUM. SNAPDRAGON. 



From Linaria differs chiefly in having no spur, but only a swelling at 

 the base of the corolla. 



A. majus, Linn. Snapdragon. Fig. 220. Erect biennial or perennial: 

 leaves oblong, smooth, entire : flowers erect or ascending, 2 in. long, purple 

 or white, in a raceme with downy axis. Europe. 



4. DIGITALIS. FOXGLOVE. 



Stem simple and strict : leaves alternate : flow- 

 ers with a long expanding tube and a very short 

 indistinctly lobed limb, the throat wholly open: 

 stamens 4. 



D. purpurea, Linn. Common foxglove. Usu- 

 ally biennial, tall and stout (2-4 ft.) : leaves oblong, 

 nearly or quite entire, rough and downy : flowers 

 many, drooping in a long, erect raceme, 2 in. long, 

 white to purple and spotted inside. Old garden 

 494. Mimulus luteus. plant from Europe. 



