SYNGENESIA SflPERFLUA. 
327 
4. Plantagineum. 
G. sarmentis pro- 
cumbentibus; caule 
simplici; foliis radicali- 
bus ovatis, nervosis; 
corymbo coarctato; 
floribus dioicis; involu- 
cri squamis interiori- 
bus elongatis, obtusis, 
coloratis. 
Suckers procumbent? 
stem simple; leaves of 
the root ovate, nervose; 
corymb clustered, flow- 
ers dioecious; interior 
scales of the in v oili- 
er uni long, obtuse, co- 
loured. 
Sp. pi. 3. p. 1882. Walt. p. 203. Pursh, 2. p. 525. Nutt. 2. p. 146- 
G. Dioicum. var. Plantaginifolium. Mich. 2. p. 128. 
Root perennial, stoloniferous. Stem scarcely a foot in height, simple, to« 
mentose, white. Leaves of the root wide, spathulate, oval or acute, entire, 
three-nerved, tomentose, white on the under surface ; of the stem spathulate, 
lanceolate, sometimes oval or obovate, frequently hoary on both surfaces. 
Flowers in small terminal corymbs. Involucrum imbricate, the interior 
scales long, very white, sometimes nearly acute. Female florets very slen- 
der; style two-cleft; pappus hairy, longer than the corolla. 
Grows in woods and on sunny hills. Pursh. 
Flowers May — July. Pursh. 
^ * Radiati. 
SENECIO. 
Involucrum cylindri- 
cum, basi calyculatum; 
squamis apice sphacela- 
tis. Pappus simplex. 
Receptaculum nudum. 
* Floribus fosculo- 
sis; radiis nullis. 
* * Florets of the 
ray generally present . 
Gen. Pc. 1290. 
Involucrum cylindri- 
cal, calyculate at base, 
the scales sphacelate at 
the summit. Pappus 
simple. Receptacle na- 
ked. 
* Florets tubular y 
those of the ray ward- 
ing. 
