TETR ANDRI A. MONOGYNIA. PlanfagO. 
P. angustifolia glabra, & c. Clayt.fi. virg. 753. 
In sandy grassy woods : Virginia to Carolina. £ .June, 
July, v.vu, v. s. in Herb. Walter . 
7. P. foliis ovato-lanceolatis integerrimis villosiusculis, spica 
longa gracili interrupta, floribus glabris. — Lam. en - 
cycl. 5. p. 3 75. 
P. sparsiliora. Mich.fi. amer. 1 . p. 94. 
In shady woods : Virginia to Carolina. 1/. July, Aug, 
v. v. 
8. P. foliis lineari-lanceolatis integerrimis glabriusculis, sca- 
po tereti foliis breviore, spica pauciflora interrupta, 
bracteis ovatis acutis glabris. 
Oil the sea-coast of New England and New Jersey. 
% . Aug. v. v. In the Herbarium of A. B. Lambert, 
Esq. are specimens from Labrador, agreeing in every 
respect with this species. 
9. P. undique argenteo-villosa ; foliis lineari-lanceolatis in- 
tegerrimis supra nudiusculis, scapis teretibus foliis vix 
longioribus, spica cylindrica imbricata, bracteis linea- 
ribus longissime ciliato-villosis. 
In dry situations on the banks of the Missouri. Nuttall. 
©. July. v. s. in Herb. Nuttall. This beautiful little 
plant is very variable in size. 
10. P. foliis carnosis subulato-linearibus basi pilosis, scapo 
tereti pubescente, spica cylindrica, bracteis obtusis.— 
Willi, sp. pl. 1 . p. 647 . 
Icon. Engl. bot. 1 75. FI. dan. 243. 
On the banks of rivers near the sea : Canada to New 
York. 11 . Aug. v. v. 
11. P. foliis subsetaceo-linearibus, spica oblongo-cylindrica, 
bracteis subulato-aristatis flore longioribus. Mich.fi . 
amer. 1. p. 95. 
In the natural meadows of Illinois. Michaux. +. 
123. POLYPREMUM. Gen.pl. 178. 
1 . P. polypremum. Willd. sp. pl. 1 . p. 023. 
Icon. Lam.illuslr.l. t. 71. 
In dry pastures : Virginia to Georgia. ©. May — Aug. 
v. v. Flowers white, very small. 
124. CENTAURELLA. Mich.fi. amer. l.p. g7. 
1 . C. caule simplici, pedunculis sparsis subcorymboso-elon- 
gatis, laciniis corollae oblongis acutis calyce duplo 
99 
interrupta * 
paudfiora n 
Lagopus* 
maritima » 
aris tat a. 
procumbens , 
vernalis , 
