JVew> or Rare Plants from the Rocky Mountains. 35, 



three-fourths of an inch long. Flowers on short slender 

 pedicels. Bracts fuscous, broad-ovate, shorter than the 

 flowers. Perianth 5-parted, segments oblong, obtuse. 

 Stamens 8, as long as the perianth ; filaments compressed ; 

 anthers oblong. Germen triangular ; style deeply 3-parted ; 

 stigmas simple, very minute. 



Hab. With the preceding. 



The European variety of this plant diners in having a cylin- 

 drical spike, which generally bears small viviparous bulbs. 

 The P. viviparum has hitherto been observed in North 

 America only in the localities mentioned by Pursh, and on 

 the White Hills of New-Hampshire, where it was discovered 

 in 1 SI 6, by Francis Boott, Esq. 



8. Trifolium nanum.* Tab. III. f. 4. 

 T. capitulis paucifloris umbellaribus, leguminibus 4 — 5- 



spermis, cal. glabris dentibus subaequalibus, foliolis obovato- 



oblongis acuminatis, caule cespitoso erecto. 



Perennial, about an inch and a half high. Leaves ternate, 

 very smooth ; leaflets with prominent veins beneath, acu- 

 minate, or rather cuspidate, dentate-serrate. Flowers about 

 3, very large, purple, each on a short pedicel. Calyx sub- 

 campanulate ; teeth nearly equal, lanceolate, acute. Vex- 

 ilium three times as long as the calyx, oblong, persistent ? 

 Legume sometimes 6-seeded. 



Hab. With the preceding. 



Flowers remarkably large in proportion to the plant. 



9. Pentstemon alpina.* 

 P. glaberrima, corolla subcampanulata limbo subsequaliter 

 5-lobato, foliis oblongo-lanceolatis margine crenulato-denti- 

 culatis, calycis segmentis lanceolatis acutis, antheris hirsutis, 

 filamento sterili staminibus 2 superioribus breviore sub apicem 

 retusum barbato. 



