50 COMMON CANADIAN WILD PLANTS. 



Synopsis of tlic Cteucra. 



* Flowers papilionaceous. Stamens monadelphous or diadeljihous. 

 ■>- Not climbing or twining. Pod not jointed. 



1. Iiuiil'nns. Leaves palmately -compound, leaflets 7-0. Flowers in 



terminal racemes. Stamens monadelphous. 



2. Trlfo'Ilnm. Leaves of 3 leaflets. Flowers in heads. Stamens 



diadelphous. 



3. Aledlca'go. Leaves pinnate, of 3 leaflets. Flowers in axillary spikes 



or racemes. Fod curved or coiled. Stamens diadelphous. 



4. iHelllo'tns. Leaves pinnate, of 3 leaflets, the leaflets toothed. 



Flowers in slender axillary racemes. Pod wrinkled, 1-2-seeded. 

 Stamens diadelphous. 



5. Hosack'la. Leaves pinnate, of 1-3 leaflets, stipules' gland-like, 



minute. Flowers yellow, often tui'ning reddish, solitary on axil- 

 lary peduncles bearing each a leafy hract. Pod linear, .several- 

 seeded, partitioned between the seeds.— N. W. only. 



6. Uobln'la. T)'ees. Leaves odd-pinnate, often with spines for stipules, 



and the leaflets with small stipules. Flowers in hanginp; axillary 

 racemes. Pod margined on one edge. Stameiis diadelphous. 



7. Astrag'alus. Leaves odd-pinnate, leaflets numerous. Flowers in 



dense axillary spikes. Corolla long and narrow, the keel 710^ 

 tipped with a sharp point. Pod turgid, 07ie or both sutures (see 

 Part I., section 217) 2>'>'ojecting into the cell, thus partially or 

 wholly dividing tJie cavity. Stamens diadelphous. 



8. Oxyfropis. Low perennials with very short tufted stems-from a~^ 



hard rootstock, covered with scaly stipules. Flowers nearly as in 

 Astragalus, but the keel is tipped with a sharp appendage. 

 I'eduncles scape-like. 



9. Glycyrrbi'za. Leaves odd-pinnate, glandular -viscid. Flowers 



whitish, in axillary spikes, like those of Astragalus. Koot long, 

 perennial, sweet. Pods few-seeded, clothed with rough glands or 

 short hooked prickles.— 'S . W. chiefly. 



10. TepUro'sia. Hoaiy xierennials.. Stem simple. Flowers yellowish- 



white marked with purple, in a terminal dense oblong raceme. 

 Wings coherent with the keel. Pod linear, flat, several-seeded. 



11. I'sora'Ica. Leaves palmate, of 3-5 leaflets. Stamens diadelphous 



(sometimes monadelphous). Flowers spiked or racemed, mostly 

 bluish, sometimes white. Pod as long as the calyx, 1-seeded. 

 Calyx, pods, &c., usually glandular-dotted. — N.W. only. 



12. Amor'pba. Leavesodd-plnnate,ofmauy leaflets, glandular-dotted. 



Corolla of one petal only, the standard, enfolding the stamens and 

 style. Flowers violet or purple, in dense terminal spikes. 

 Stamens in, monadelphous at the base only, distinct above.— 

 N. W. only. 



