KEY TO PLATE XL 



No. I. Three-lobecl{iutter-bur 

 (Bidcns Jripa>ttita, L.) 



m^ 



-TnbOlar 



I 



a^TOftiHar oi/<Usk floret, 

 with achene beloW, '^and 

 barbed pappus bristles, with 

 ^cale. A Receptacle, with 

 outer leafy invplucral bracts, 

 'ind inper acute bracjls. V, 

 lil[yper part of plant, ln^h \ 

 \tfipartife leave^^jiadj^Srer^-l 



1^ 



1/ 



'^m Ut,/,K^ 



No. i. Coltsfoot 



a, Wbular f^t, w|th;aH>^^|| Jj; 

 sai papptis., ,(>, Leaf. :/f,\V 

 ^ScaDjii ' witTi bracts . ajid '. 

 f^ a, «,'^^Mfli?ad (f(^irml,ej; f^>J!friHig i7 

 <^^ a spatt-llke ,paiyd4>^ 



N-SSC==^ 



/t/Jjj^iate or ray floret, wii 

 acib'ene and pappus belo^^ 

 by Tobular or- disk floret i\ 

 Achene, , wiijhi, pappus, oj 

 Leaf. 1^, IvWwprhead xldsed"" 

 \and drpopingiaiv^ expanded," 

 sn sttape wiin, Itafy :scales. 

 Sc*|»e] ^fith (flowerhead in 

 ait) khoiwipg- pappus, form- / 

 '* jng^,l|^ck^. < 



^^& ^tff'^ w 



Nov 4^ SiSfei^Ra^ort 



'" ' '■ '. "" '''Vo 



r^, Ligulate or* ray flofet. 4^ i 



Tubular or disk floret. > c, 



Achene, with pappus, 'd, 



Upper part of plant, wilhs 



pinnate ieaves, and floww^l'^? rp'/' 



heads in a corymB.1 N / Vll 



• ; 't^^^VMarsh Thistle 

 i&riiettspalustris, \Vilid;) , 



a, Tubular floret, with ^cheiit 

 and pappus. ^, Fe^ery- 

 pappus. " c. Achene, witk-,; 

 \Jii, U^MFy.pfart ^- 

 with wingied' W^tly 



No. 6. 





llgw 



C\oose9mf& 



ft a T^garis, L.) 



In ana leaves, and <}ower- 

 h^ds< ii^'Ii^-cluster. 



a,. ^^VpwAlki (rotate), with 

 sts^cn^Ww^ fii^niCTrts con- 

 nate bel6w, large'^nd- small 

 form, c, Upp^ p'a^t of plant, 

 jvith upper opposite^ iteni- 



,ite s 



leaves, and flowers i^^k'panl- 

 / cled cyqa^, showing various 

 1^ stages, with sWimens C-xserted 



