220 SYNGENESIA POLYGAMIA ^Q. Tragopogon. 



(H. elodes. Marsh S. TV, Styles three. Calyx blunt, 

 glandular. Stem trailing, creeping, round, shaggy, 

 like the roundish, blunt leaves. Panicle of few flowers. 

 E. B. 109. H. tomentosum. G. E. 540. Ascyron 

 supinum elodes. G. E. 542. 



Sponcjy, especially ratlier 'mountainous, hogs. Sm. Coleshill bog, 

 and pool, Warwickshire. Pn. FL 



Per. July, August. 



Stems spongy. FL lemon-coloured with green lines.) 



Class XIX. SYNGENESIA. Anthers 

 united into a tube. Flowers compound. 



Order L POLYGAMIA j^QUALIS. Florets all 



perfecty Jive stamens each., and one pistil, producing 

 one seed. 



Obs. A compound flower is enclosed by one common calyx. 

 Surface of receptacle concave, or flat, or convex, or p;)Tamidal, or 

 globular. Sometimes naked, i. e. marked only with small dots, or 

 cells ; or hairy, or chaffy, for separating the florets. Plants of the 

 class Syngenesia generally bitter, but few poisonous. Purtons Fl. 



A natural h'ibe, consisting of the genuine Compound Flowers, 

 having a common calyx, and combined anthers. Sm. 

 * Florets all strap-shaped; a natural order. 



TR AG OPO'GON. Goat's-beard. 



T. pratensis. Yellow G. Calyx about equal to the 

 corolla. Leaves keeled, tapering ; dilated and some- 

 what wavy at the base. Flower-stalk cylindrical. 

 E. B. 434. T. luteum. G. E. 735. 



Grassy pastures and meadows. 



Bien. June. 



Plant eighteen inches to two f , very milk}'. Fl. solitary, termi- 

 nal, bright yellow, opening at day-break, and closing before 

 noon, unless the weather be cloudy ; hence called, " Go to bed 

 at noon." Ls. grass-like, sheathing the stalk at the base, alter- 

 nate, sharp pointed, widening at the base. Seeds with feathery 

 crowns, lightly cohering like a cobweb. 

 Cal. in Huntingdonshire specimens always exactly equal with 



the corolla, Norfolk ones invariably exceeding it. fVoodward in 



JViih. Germ., with a tuft of hairs at the summit. 



