COMPOSITE. 179 



** Flowers dioecious. ANTENNARIA. Brown* 



8. G. margaritaceum Linn. : herbaceous ; stem branching near the 

 summit ; leaves linear-lanceolate, tapering, acute; tomentose beneath ; 

 corymb fastigiate ; flowers on pedicels. 



HAB. Woods and mountains. Can. to Car. Aug., Sept. 1. 

 Stem 1 2 feet high, clothed with a thick wool. Flowers large, 

 in terminal corymbs. Involucre white. Florets yellow. 



Life Everlasting. 



9. G. plantagineum Linn. : shoots procumbent ; stem simple ; radi- 

 cal leaves ovate, nerved ; corymb clustered ; flowers dioecious ; inner 

 scales of the involucre long, obtuse, coloured. G. dioicum var. plan- 

 tagineum Mich. 



HAB. Woods. Can. to Car. W. to Miss. May, June. If. 

 Stem 8-*-10 inches high, downy. Radical leaves large and broad, 

 those of the stem lanceolate. Flowers in a small terminal co- 

 rymb, reddish- white ; fertile ones -cylindrical and slender. 



SUBORDER III. ASTERE^. 

 23. ERIGERON. Linn. 



Involucre imbricate. Receptacle naked. Florets of the 

 ray numerous, very narrow, (mostly of a different colour from 

 the disk.) Pappus double; the outer very small ; the inner 

 hairy, of a few rays. Syngenesia. Superflud, 



1. E. bellidifolium Linn. : hirsute-hoary ; radical leaves obovate, 

 slightly serrate ; those of the stem sessile, scattered, oblong-lanceo- 

 late ; stem 3 5-flowered ; rays twice as long as the involucre. E. 

 pulcheUum Mich. 



HAB. Shady woods. Can. to Car. W. to Miss. June Aug. 

 24. Stem 12 18 inches high. Flowers few, large, pale purple. 

 . - Robin's Plantain. 



2. E. integrtfolium Big. : stem simple, leafy, smooth ; leaves lance- 

 olate, entire, 3-nerved ; flowers corymbed ; involucre hemispheric, 

 with acute scales. 



HAB. Woods and road sides. N. S. June Aug. Lf. Stem 

 2 feet high, simple. Leaves slightly clasping, lower ones some- 

 times toothed. Flowers white, on rough leafy peduncles. 



3. E. philadelphicum Linn. : pubescent ; lower leaves cuneate, ob- 

 long, sometimes incisely toothed ; stem leaves oblong-lanceolate, clasp- 

 ing ; flowers somewhat corymbose ; florets of the ray capillary, twice 

 as long as the involucre. 



HAB. Fields and woods. Can. to Car. W. to Miss. Aug., 

 Sept. 14. Stem 2 3 feet high, slender. Flowers in a loose 

 corymb, pale purple ; ray florets very numerous. 



4. E. purpureum Linn. : pubescent ; leaves oblong, toothed, clasp- 

 ing ; upper ones very entire ; peduncles corymbed, thick, th lower 



