34 COMMON <'.\N.\!I.\\ WILD PLANTS. 



!. Vicia. Leaves abruptly pinnate, the leafstalk (irotiin>f,l hitu a t, n<ln!. 

 Flowers axillary. Xt/if,' fit (form, hairy at ttt,' uj><x. Pod 2-*. 

 sivdrd. Stamens diadelphous. 



10. Lath'yrus. Leaves as in Vieia. Style, jluttixli, II ittrn-'d :il>ovc, and 



hainj tlnii'ti. tlh' xiilf. ofij>i>siti'. tln-.fri'c tttatm-n. Staim-ns diadclphous. 



11. A'pios. A tiriniiKt herb. Leaves pinnate, 5-7 leaflet*. Keel of the down 



slender and coiled inward. Flowers in dense raeemes. Stamens diadd- 

 phous. 



12. Amplm ;irp;>'a. A low and slender twiner, the stem clothed with 



brownish hairs. Leaves pinnate, of 3 leaflets. Flowers ]K>lygamous, 

 those of the upper racemes perfect, those near the base fertile, with the 

 corolla inconspicuous or none. Stamens diadclphous. 



13. I.aplis'ia. Leaves palmate, of 3 leaflets. Stamens all separate. The 



keel-petals nearly separate. Kacemes terminating the bushy branches. 



* * Flowers not papilionaceous ; polygamous. Trees. 



14. Gleclit'Hcliia. Thorny trees, with abruptly once- or twice-pinnate leaves. 



Flowers greenish, inconspicuous, in small spikes. 



1. LUPI'NUS, Tourn. LUPINE. 



L. peren'nis, L. (WILD LUPINE.) Stem erect, somewhat 

 hairy. Leaflets 7-9, oblanceolate. Calyx deeply 2-lipped. Pods 

 hairy. Sandy soil. t 



a. TRIFO'LITJM, L. CLOVKK. TREFOIL. 



1. T. arvense, L. (RABBIT-FOOT or STONE CLOVER.) Sh-m 

 erect, 4-12 inches high, branching. Heads of whitish flowers 

 oblong, very silky and soft. Calyx-teeth fringed with long silky 

 hairs. Dry fields. 



2. T. pratense, L. (RED C.) Stems and leaves somewhat 

 hairy, the latter marked with a pale spot on the upper side. 

 Flowers purplish, in dense heads. Pastures. 



3. T. repens, L. (Wim-E C.) Smooth, creeping. Heads of 

 white flowers rather loose. Fields everywhere. 



4. T. reflexum, L. (BUFFALO C.) Only in south-western 

 Ontario, in the neighborhood of the Detroit river. Heads large, 

 on naked peduncles ; standard rose-red, wings and keel whitish. 

 Flowers reflexed when old. 



5. T. agrarium, L. (YELLOW or Hor-C.) Flowers yellow, 

 reflexed when old. Leaflets obovate-oblo&g, nil <> /runt /// 

 point. Stem 6-12 inches high. San. ly iields. 



