418 BOTANT. 



or ovate, often curved or falcate, puberulent ; flowers 9" in diameter, the 

 rounded sepals silky-pubescent ; scale somewhat lacerate-toothed, a little 

 shorter than the filaments. — The well-known " Kreasote plant," often abun- 

 dant in Northern Mexico and the territories bordering upon it, from Southern 

 California to "Western Texas and the head-waters of the Arkansas River. 

 Southern Nevada, (Fremont.) 



Fagonia^ Califoenica, Benth. Bot. Sulph. 10. ^-1° high or more, 

 rough on the angles or glabrate, the branches diffuse, repeatedly dichotomous ; 

 stipules 0-2" long, spinescent, spreading or reflexed ; leaflets 3, ovate or 

 oblong-lanceolate, 1-4" long, articulated, naked on the margin, shorter than 

 the petiole or about equaling it ; sepals ovate-oblong, terminating in a spread- 

 ing awn, minutely serrulate ; petals 1^-2^" long, pinkish or yellow ; fruit 2" 

 long, exceeding the peduncle, scabrous. — Southern California and Arizona, 

 and probably occurring in Southern Nevada. 



Page 50, under Rutaceje. Thamnosma® montanum, Torr. & Fr^m. 

 Shrubby, 1-2° high, very much branched, the branchlets spinescent at the end; 

 leaves scattered, rather thick, linear-spatulate, 4" long ; flowers dark-purple (?) ; 

 disk much shorter that the (1-2") stipe ; fruit yellow, 3-4" long. — Sonora, 

 Southern California and Arizona ; Southern Nevada, (Fremont ;) Southern 

 Utah, (Palmer.) 



Page 51. Ceanothus Greggii, Gray. Plant. Wright. 2. 2^1. Branchlets 



S-celled, attenuate into a suljulate sometimes 5-partilt>le style ; stigmas 5, minute ; ovules aboiit 6 in eacli 

 cell, pendent in pairs. Fruit gloljose, villous, 5-berried, the berries separating from tlie axis, indehis- 

 cent, 1-seeded. Seeds oblong ; testa tliin and smootb ; albumen horny ; cotyledons narrowly oblong. — 

 Evergreen heavy-scented shrubs, coated with resin, the branches distichous, alternate, nodose ; leaves 

 opposite, 2-foliolate or pinnate, leaflets unequal, often connate ; stipules persistent ; pednncles inter- 

 stipular, short, terminal, l-flowered ; flowers yellow. Benth. & Hook. 



' FAGONIA, L. Sepals 5, deciduous, imbricated. Petals 5, unguioulate, caducous, imbricated. 

 Disk short, inconspicuous. Stamens 10, inserted on the disk ; filaments filiform, naked ; anthers short- 

 oblong. Ovary sessile, 5-angled, 5-celJed, attenuate into a subulate 5-angled style ; stigma simple ; ovules 

 2, collateral, near the base of the cell, each pendent from an ascending funiculus. Fruit pyramidally 

 5- angled, 5-berried, the berries 1-seoded, at length firee from the axis, dehiscent on the inner side, the fleshy 

 endocarp separating. Seeds erect, compressed, broad-oblong; testa mucilaginous ; albumen horny; coty- 

 ledons broad, flat, ovate. — Much-branched herbs, woody at base, diffuse or prostrate, rough with short haii-s 

 often tuberculated at top, or glabrous ; leaves opposite, 1-3-foliolate, leaflets entire, mucronate ; stijiules 

 often spinescent; peduncles solitary, interstipular, l-flowored ; flowers rose-color or violet, rarely becom- 

 ing yellowish. Benth. & Hook. 



2THAMN0SMA, Tore. & Fbem. Calyx short, 4-lobed. Petals 4, sessile, entire, imbricate. 

 Disk cup-shaped, crenate or lobed. Stamens 8, inserted at the base of the disic; filaments filiform, equal ; 

 anthers short. Ovary stipitate, didymous, 2-celled; cells dehiscent on the inner side, 4-6-se6ded 

 Seeds subreuiform, smooth or muricate ; testa crustaceous ; albumen fleshy ; embryo terete, curved. — 

 Small shrubs or suflxutosoeut herbs, sublcafless or leafy, glandular and heavy-scented ; leaves alternate, 

 simple, entire, linear or cuneate ; flowers yellow, pedicelled, toward the ends of the branchlets.— Benth. 

 & Hook. 



