144 Botany. 



829. A. vulgaris, L. (MUGWORT), 89, P. Hedges and waste 

 ground ; extremely common. 



831. A. maritima, L. 8 9, P. Muddy salt marshes ; frequent. 



1. Shore at Greenhithe ; Cliff e Creek near Shorne Bat- 



tery. H. 



2. Isle of Grain. Jackson. 



3. Side of Thames, below Recreation Ground, Green- 



hithe, '02. W.H.G. 

 a. Thames side, Erith, 1877. 



var. b.) gallica. 



1. With type at Cliff e Creek. H. 



,832. TUSSILAGO farfara, L. (COLTSFOOT), 3 4, P. Damp pas- 

 tures, banks, fields and waste places ; very common. 



(222) PETASITES, Hill. 



833. P. fragrans, Pre^l. Alien; the fls. are lilac and beautifully 



scented, and should be looked for from the Beginning of 

 December to the middle of January. 



1. Between Welling and Blendon ; Shooter's Hill ; New 



Eltham ; Mottingham ; Erith. Dod. 



2. Severndroog ; Castle Woods, Eltham, '07. J.F.B. 



3. Roadside from West Wickham to Addington, '06. 



W.H.G. 



4. Roadside nr. entrance to Down Court, '06. W.H.G. 



834. P. ovatus, Hill (VULGARIS, Desf. ; OFFICINALIS, Mcench ; 



TUSSILAGO PETASITES, L.) Swamps ; frequent, m. and /. 

 fls., as a rule, on different plants ; in the m. fls. the pistil is 

 present, but only to push out the pollen. 



1. South Darenth. Dod. 



2. Enclosed ground by Watercress beds, Southend, '06. 



W.H.G. 



3. Horton Kirby ; near Farningham Road Railway 



Station, '03. W.H.G. 



837. DORONICUM plantagineum, L. Alien, planted in gardens, 



never wild. 



a. In a wood at the back of Shooter's Hill, abundant. 

 1848. 



(224) SENECIO, L. A world-wide genus. 



838. S. vulgaris, L. (GROUNDSEL), 1 12, A. Cultivated and 



waste ground ; very common. In the Alps the pi. is a per- 

 ennial ; it has very few insect visitors, and self-fertilisation 

 is the rule. 



