230 A GUIDE TO THE WILD FLOWERS 



where. New Brunswick to No. Carolina, and westward. July. 

 Fig. 703. 



704. WiiORLED Milkweed. Asclcpias verticillata. Differing 

 from all other Milkweeds in our area in having the leaves 

 in clusters of 3-7. Leaves narrowly-linear, about 2^/2 in. long. 

 Flower clusters many, rather open, its stalklets hairy, the 

 corolla greenish-white or white. Pod erect, 2-3 in. long, 

 smooth. In dry places. Maine and Ontario to Florida, and 

 westward. August. 



705. DOGBANES. APOCYNUM, 



Perennial, nearly always branched, milky-juiced, herbs 

 with opposite toothless leaves. Flowers in lax, more or less 

 open clusters that are terminal or from among the upper 

 leaves. Corolla small, pink or white, bell-shaped or tubular, 

 but not crowned, as in the Milkweeds. Fruit a long slender, 

 scarcely swollen pod, its seeds silky-tipped. (Apocynaceae.) 

 There are several species, but most of them rather difficult to 

 identify. The two best known in our area are: 



Flowers greenish-white ; leaves rounded at the base 



Dogbane no. 706 



Flowers pink ; leaves pointed at base Indian Hemp no. 707 



706. Dogbane. Apocynum androsaemifolium. Widely branch- 

 ing, erect herb, 1-4 ft. high. Leaves oval, stalked, smooth 

 above, a little hairy and paler beneath, 2-4 in. long. Flowers 

 about }i ii"!- wide, white or greenish-white, the corolla fun- 

 nel shaped, its lobes slightly recurved. Pods often in pairs, 

 pencil-thick, about 4 in. long. In dry places. Nova Scotia to 

 Georgia and westward. June. Fig. 706. 



707. Indian Hemp. Apocynum cannabinum. Resembling No. 

 706, but the leaves narrowed at the base, the flowers pink, 

 and the foliage slightly bluish-green. Pods as in No. 706. In 

 fields and thickets. New England to Alabama and westward. 

 June. 



