COMPOSITE. (COMPOSITE FAMILY.) 217 
thread-shaped truncate corolla, pistillate and fertile. Involucre 
imbricated. Achenia grooved. Pappus capillary, in a single 
row. — Herbs, somewhat glandular, emitting a strong and dis¬ 
agreeable or camphoric odor, the heads in close compound cor¬ 
ymbs. Flowers purplish. (Dedicated to an obscure French 
botanist, N. Pluche.) 
1. P. camphorata, DC. (Salt-marsh Fleabane.) Mi¬ 
nutely viscid , pale ; leaves scarcely petioled , oblong-ovate or lanceolate, 
thickish, obscurely veiny, serrate ; corymb flat; involucre viscid- 
downy. (D (Conyza camphorata, Bigel. C. Marylandica, Pursh.) — 
Salt marshes, Massachusetts to New Jersey and southward. Aug. — 
Plant 10 ; - 20' h igh. 
2. P. lwtitla, DC (Western Marsh Fleabane.) Almost 
smooth; leaves distinctly petioled, veiny , oval-lanceolate, pointed at 
both ends, serrate; corymbs panicled; involucre smooth. 1J. River- 
banks, Ohio and southward. Aug. — Stem stout, 29-4° high. 
Subtribe 4. INULELE. — Heads radiate, with the flowers as 
in subtribe Asterineae : hut the anthers with tails at the base. 
Receptacle naked. Leaves alternate. 
23. INULA, L. Elecampane. 
Heads many-flowered ; the rays in a single row, pistillate ; the 
disk-flowers perfect. Involucre imbricated. Pappus of capillary 
bristles. — Heads solitary or corymbose, large ; the ray and disk 
yellow. (The ancient Latin name.) 
1. I. Helen!um, L. (Common Elecampane.) Stout; leaves 
large, woolly underneath ; those from the thick perennial root ovate, 
petioled, the others partly clasping; outer scales of the involucre 
leaf-like; rays very many, narrow; achenia prismatic, 4-sided. — 
Road-sides, introduced. Aug. — Heads very large. Root muci¬ 
laginous. 
Subtribe 5. ECLlPTEiE. — Heads radiate, &c., as in the last; 
but the anthers without tails, and the receptacle chaffy. Pappus 
not capillary. Leaves opposite. 
24. ECtlPTA, L. Eclipta. 
Heads many-flowered; the rays short, in a single row, the 
disk-flowers perfect, 4-toothed. Scales of the involucre 10 — 12, 
in 2 rows, leaf-like, ovate-lanceolate. Receptacle flat, furnished 
19 
