1769 



* PSORALEA macrostacbya. 



Long-spiked Psoralea. 



DIADELPHIA DECANDRIA. 



Nat, ord. LEGUMiNOSiE, Juss. (^Introduction to the Natural System of 

 Botany, p. 87.) 



PSORALEA.— Supra, vol. 12. fol. 968. 



P. macrostachya ; foliis pinnatim 3-foHolatis pubescentibus, foliolls ovatls mu- 

 cronatis, petiolis glanduloso-scabris, pedunciilis axillaribus foliis quadruplo 

 longioribus, spicis cylindraceis rachi bracteis calycibusque hirsutissimis. 

 Decand. prodr. v. 2. 220. 



Herba joerenms, erecta, ramosa, 3-pedalis, undique pubescens. Foliola 

 integerrima, utrinque i^rcEsertim supra glandulosa ; lateralia petiohdata. 

 Stipulae memhranacece, ovalce, acuminatce. Pili racheos, bractearum, caly- 

 cumque nigri densissimi ; pedunculorum ferk nulli. Flores decidui, rachin 

 hirsutum rectum linguentes. Calvcis labium svperius ^-dentatum. Corolla 

 purpurea culyce parum longior ; alis obtusissimis. Legumen ovatum, mucro- 

 natum, pilosum, calycis longitudine. ^ernen 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 

 drawino; 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 witli the 



* So named, from xl^ajpaXeog warty, in allusion to the very general presence 

 of little tubercular secretions upon the surface of different species. 



