1769 
*PSORALEA macrostáchya. 
. Long-spiked Psoralea. 
DIADELPHIA DECANDRIA. 
Nat, ord. Lecuminos#, Juss. (Introduction to the Natural System of 
Botany, p. 87.) i 
PSORALEA.—Supra, vol. 12. fol. 968. 
P. macrostachya ; foliis pinnatim 3-foliolatis pubescentibus, foliolis ovatis mu- 
cronatis, petiolis glanduloso-scabris, pedunculis axillaribus foliis quadrupló 
longioribus, spicis cylindraceis rachi bracteis calycibusque hirsutissimis. 
Decand. prodr. v. 2. 220. 
Herba perennis, erecta, ramosa, 3-pedalis, undique pubescens. Foliola 
integerrima, utrinque presertim supra glandulosa; lateralia petiolulata. 
Stipulae membranacea, ovate, acuminate. Pili racheos, bractearum, caly- 
cumque nigri densissimi ; pedunculorum feré nulli. Flores decidui, rachin 
hirsutum rectum linguentes. Calycis labium superius 4-dentatum. Corolla 
purpurea calyce parum longior ; alis obtusissimis. Legumen ovatum, mucro- 
natum, pilosum, calycis longitudine. Semen oblongum, aterrimum, glabrum. 
This species is described by De Candolle, from speci- 
mens communicated by La Gasca, and purporting to come 
from Nutka. Our drawing was however made from plants 
obtained from California through Mr. Douglas; and we 
therefore suspect some error in the former statement. 
It is a handsome hardy perennial, yielding seed in 
tolerably plenty, and readily increasing by division. Our 
drawing was made in the Garden of the Horticultural 
Society in July of last year. 
It is remarkable for the singular hairiness of the rachis 
and green parts of the flower, beginning abruptly with the 
* So named, from jopaAcoc warty, in allusion to the very general presence 
of little tubercular secretions upon the surface of different species. 
