100 TETRANDRIA. MONOGYNIA. 
Species. 1. P. major. 2. lanceolata, (introduced, now 
every Where naturalized.) 3. cordata. 4. cucullata, 5. in- 
tervupta. 6. maritima. 7. caroliniana. § 11. Stamina not ex- 
serted. Capsule 2-celled, 2-seeded. Stemiess. (Allied to 
PsytxLium.) 8. viryinica. Segments of the corolla ros- 
trately connivent. 9. *gnaphaloides. (P. Lagepus, Pursi- 
a name already applied to a very distinct species). Every 
where covered with a silky villus; leaves linear-oblong, 
entire; stamina included; ealix rig d.-On the summits of 
high and gravelly hills; commencing to appear near the 
confluence of the river Jauke, and the Missouri. 10. *pu- 
silla. Minutely pubescent: leaves near, entire, narrower ‘i 
towards the base, and a little carnose, shorter than the 4 
scape; scape round, filiform; spike, subeylindric, imter- 
~ -* rupted; calix rigid; bracies ovate, acute; stamina included i 
Jn arid saline hills near the Mssadkl; Plowess in. Dhay- as 
-Quly Lto 3 inches high. C. “code 
_ P. aristata, Micx. (One or two plants only out of many 2 
others which I obtained from seeds, gathered in Upper 7 
Louisiana, produced the long subulate bractes described 
‘by Michaux, from whence his specific name is derived.) 
P. elongata, Pursh, in Suppi. ti. p. 729. P. paucifiora, of 
the same, i. p.99. On all the sea-coasts from’ Labrador 
to Florida... <3 
11 ‘glabra. Leayes ovate, denticulate, smooth; scape _ 
slender, somewhat compressed, nearly equal to the leaves; 
_ flowers scattered; bracies ovate, acuminate —In arid soils, 
About two-thirds of this extensive genus, as enumerat- 
d by Persoon, are indigenous to. Europe, (more particu- 
Jarly to the south,) and Northern Africa, (Barbary, &c-} 
ént re ave’also species at the Cape of Good Hope, in Peru, 
and other paris of South America, also in Siberia. To the 
subdivision Psyllium, constiuited a genus by Jussieu, aP- 
pertain severai branching, shrubby, and one arborescent 
CARPA. Z. (Bermudian Mul- 
ft. Corolla tubular, border 4-cleft. 
x 
