Trees, Shrubs and Vines 



14. Yellowish Carrion-flower. (Smilax tamnifoHa.) 



Leaf : as in 13, but narrower to lance-shaped, 5-7-veined. 

 Flower : as in 13, but clusters smaller (io-20-flowered). New 

 Jersey, and south ; tendrils as in 13 ; no prickles, 



15. Laurel-leaved Smilax. (S. laurifolia.) 



Leaf: 2'-5', simple, alternate, entire, lance-shaped to narrow, 

 thickish, evergreen, smooth. Flower : as in 13, but not mal- 

 odorous, 6-30-clustered ; June-August ; berries black. New Jer- 

 sey, south ; tendrils from leaf-stem ; seldom prickly ; woody vine. 

 (PI. IL) 



16. Vetches. (Vicia.) (PI. IL) 



In six species, all with pinnate alternate leaves ; leaflets en- 

 tire, small, main leaf-stem ending in a tendril ; flower small, pea- 

 shaped, one- to many-clustered ; fruit a flat, oblong pod ; in all 

 these points the vetches are like the vetchlings (17) ; the differ- 

 ences are : in vetches, leaflets are 4-12-paired, i' or less \x\ length 

 and the style thread-like, and hairy only at apex ; in vetchlings, 

 leaflets are i-6-paired, usually i'-2' long, and the style flattened 

 and hairy along one side. 



The six species of vetches are distinguished as follows : 



Common Vetch (V. sativa) : leaflets 10-14, long-obovate to 

 linear, apex notched and bristle-pointed, /^ -i' long ; flower vio- 

 let-purple, Yz long, almost stemless, single or paired ; June, 



Four- SEEDED Vetch (V. tetrasperma) : leaflets 8-12, narrow 

 apex blunt, ^'-|' long ; flower whitish, very small, with stem 

 single or paired ; July. New England to New Jersey, near coast 



Hairy Vetch (V. hirsuta) : leaflets 12-16, apex square 

 %'-y^ long ; flower pale bluish, small, 3-6-clustered ; June ; pod 

 hairy. Massachusetts to Virginia ; a slender, creeping, hairy vine 



Tufted Vetch (V. cracca): leaflets 20-24, rather lance 

 shaped, apex bristle-pointed, ^'-/^' long, downy ; flower blue 

 then purple, ^' long, in long, close, one-sided clusters ; July 

 New England to Kentucky, and north ; somewhat rare. 



Carolina Vetch (V. caroliniana) : leaflets 8-16, usually al- 

 ternate, rather oblong, ^'-i' long, apex variable ; flower whitish 



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