KEY TO PLATE XI.VII 



>No. I. SpearthMltV' 

 {Caicus lanceolatus, \Villd;fe 



<if^bular floret, with achen^ 

 *'%>atliery pappus ^^^' 

 Achen^/rmrith pappOJi^V-^l <^, 

 Pappus, enlargfed, </, Upper 

 part qf stem, with wings, amL 

 pinnalifid leaves with cotton 

 below, and spinose lobes, and 

 floweihead with cottony ovoid 

 involucre, with spinose {Ayl- 

 laries, ,-'- 



Nfl. 2. 'Milk Thistle 



\' * ■ • 



{Sifyvum marianum, Gae^tn.) 



«, Tabular floret, with achet(e<' 



>and n«ny-sferiate pappus. VS, 

 Achene, with pappys/' /Cy. 

 Upper part of plapt, wkT 

 pinnatjiid spinose ileaves^ai^ 

 tiiiwerhead with involucre; 

 with long spines, and OHt©r=C 

 i^s with spinbus teeth. 



40. 3. Chifcofv , '- 

 XCickorium Intybus,^ L.) 



^il, Ligulate floretl, 

 with scale-like pappus, c. 

 Upper part of plant with 

 flowerheads in axils, the 

 lower expanded, showing 

 ligulate florets-an|l style atms. \ 



^4. >i*wkJs fieatd 



4 



// 



/ 1 



a, Ligulate floret, with ach«fti^ 

 wiih pappus. /■, Achene, witii 

 pappus ic several sartes. / c, 

 Radical runcinate leaf '" d, 

 Upperpartof plant, with saj,'it- 

 tate siemleaves, and flower- 

 heads in panicied corymb. 



1 No. .5. Hound's Tongue 

 K^A£pioglossum officinale, L.) 



' «, Corolla, funnel-shaped/^ut 

 open to show cpipetalous sta-i 

 mens. ^, 4 nutlets, within 5- 

 nd persistent calyx c, Xlrick- 

 ened border of nutlet to stob'w 

 hooked bristles, ti, Upper 

 part of plant, with alternate 

 lance-shaped leaves, and 

 flowers in forked cyme, the_ 

 withia 



lower/ >'ith nutlets 



C yiper's Buglo 



^ ''\Erhium viilgiii'e, L.) 



a, ~Coroljla\fu nn el-shap(ediCut 

 open to show 5 (.'pipet^Ious 

 stafftiens. A, Calyx, ganio 

 sejjalous, enclosinfj iiiittlet^ 

 with long persistent style; 

 and 2-fid stigmas, c, 4 nut 

 lets, with persistent style, d. 

 Upper part of^ant, with in- 

 florescence with fipwers in 

 a panicied cyme, the flo^\'ers 

 red-purple in bud, expanded 

 ones bkie, showing stamens 

 and "style i2xserted, included. 



