332 CALIFORNIA.— SUPPLEMENT. {Leguminosa. 



11. T. (Involucraria) furcatum. Lindl. Bot. Reg. t. 1883 (ami. 1836). Torr. et Gr. 

 Fl. 1. p. 319. — T. physopetalum. Fisch. et Mey. Animadv. Bot. p. 18 {ami. 1837). 



Among the largest and handsomest of all the Trefoils, and at the same time the most singular. In some 

 of our specimens the stipules are an inch long, and nearly f of an inch broad, and the fructified capitula are 

 more than two inches in diameter. 



1. Hosackia crass ifolia. Benth. in Linn. Trans. 17. p. 365. 



2. H. stipularis. Benth. 1. c. p. 365. 



3. H. gracilis. Benth. I. c. p. 365. 



4. H. grandiflora. Benth. I. c. p. 366. 



5. H. tomentosa. Benth, l.-c. p. 366. 



6. H. cytisoides. Benth. I. c. p. 366. 

 First found by Mr Menzies in California. 



7. H. juncea. Benth. I. c. p. 366. 



8. H. sericea. Benth. I. c. p. 367. 



I possess specimens of this plant (but without flowers) gathered also at the great falls of the Columbia by 

 Mr Douglas. 



1. Lotus (§ Microlotus. DC. Benth.) subpinnatus. Lag. — Hook, et Am. supra, p. 17. 

 t. 8. Benth. I. c. p. 367. 



2. L. micranthus. Benth. I. c. p. 367 Hosackia parviflora. Benth. in Bot. Beg. sub. fol. 



1257. Hook. Fl. Bor. Am. I. p. 134. 



1. Psoralea strobilina ; caule (herbaceo) petiolis stipulis pedunciilis bracteisque hirsutis 

 glandulisque pedicellatis fuscis scabris, foliolis (3) rhombeo-rotundatis ovalibusve supra 

 glabris nigro-punctatis subtus prcecipue, stipulis (majusculis) lato-ovatis cuspidato-acntis 

 membranaceis, racemis maximis, bracteis lato-ovatis acuminatis flores superantibus, calycis 

 lacinia inferiore corollam aequante subtus pubescenti-canis. (Tab. LXXX.) — P. macro- 

 stachya, (3. ? Torr. et Gray, Fl. \.p. 304 (3. stipulis bracteisque multo minoribus. — P. 



macrostachya. Lindl. Bot. Reg. 



A tall growing plant, with striated stems, and leaflets "2-3 inches long. Flowers purplish, subtended by 

 very large glandular bracteas which almost conceal them. 



Tab. LXXX. Fig. 1. Bractea ; Jig. 2. Flower; Jig. 3. Pedicellated gland ; Jig. 4. Pistil. 



2. P. macrostachya ; pubescens, caule (herbaceo) glandulis elevatis sparsis scabro, 

 foliolis (3) ovali-lanceolatis utrinque punctatis basi apiceque acutis, stipulis (parvis) lan- 

 ceolatis, spicis elongatis longe pedunculatis compactis nigro-villosis, bracteis rhombeis 

 longe cuspidatis flore brevioribus, calycis (eglandulosi) lacinia inferiore corollam aequante. 

 De Cand. Prod. 2. p. 220. {non Lindl.) Torr. et Gr. Fl. 1. p. 304. 



Allied to P. pubescens, which we have from Peru, but that is much more hairy, the leaflets are broader at 

 the base, the calyx rough with glands, and the corollas smaller. 



