384 SAXIFRAGACER. 
8. Philadelphus mexicanus, Schl. in Linnea, xiii. p. 418; Rev. Hort. 1852, 
p. 381, t. 20. 
Nort Mexico, Sierra Madre (Seemann, 2167) ; Sours Mexico, Chiapas ( Ghiesbreght), 
San Nicolas (Bourgeau, 995), around Toluca (Andrieux, 373), Hacienda del Carmen 
(Hartweg, 458), Vera Cruz (Linden, 580), Zimapan (Coulter, 77 and 78), Chalco 
(Andrieux, 374); GuareMALA, Duefias (Fraser). Hb. Kew. | 
Doubtless some of the specimens here referred to P. mexicanus belong to one or 
another of the other species, if the different forms are distinguished as such. 
4, Philadelphus serpyllifolins, A. Gray, Pl. Wright. i. p. 77. 
Texas ; New Mexico.—Norra Mexico, Sonora (Smith). 
5. Philadelphus zeyheri, Schrad.? DC. Prodr. iii. p. 205. 
Sour Mexico, Tampico to Real del Monte (Berlandier, 333). Hb. Paris. 
The typical plant is a native of North America; but of what part it is not stated. 
6. FENDLERA. 
Fendlera, Engelm. et Gray in Pl. Wright. i. p. 77; Benth. et Hook. Gen. Plant. i. p. 643. 
The only known species. 
1. Fendlera rupicola, Engelm. et A. Gr. Pl. Wright. p. 77, t. 5. 
Texas ; New Mexico.—Nortu Mexico, along the valley of the Rio Grande. 
7. DEUTZIA. 
Deutzia, Thunb. Nov. Gen. p. 19; Benth. et Hook. Gen. Plant. i. p. 642. 
About eight shrubby species. With the exception of D. mewicana, natives of the 
Himalayan Mountains and China and Japan. 
1. Deutzia mexicana, Hemsley, Diag. Pl. Nov. pars prima, p.9. (Tab. XVIIL.) 
Foliis ovato-lanceolatis oblongisve obsolete denticulatis utrinque stellato-pubescentibus, supra sca- 
bridis subtus albidis, floribus parvis corymbosis, staminibus 12-15, filamentis deorsum dilatatis 
edentatis. 
Frutex ramosus, compactus, ramis oppositis, teretibus, junioribus sparse stellatim pubescentibus. 
Folia petiolata, vix coriacea, ovato-lanceolata seu oblongo-lanceolata, 14—2-pollicaria, obscure 
denticulata, acuta seu obtusa, utrinque breviter stellato-pubescentia, superne scabrida, atro- 
viridia, subtus albida, petiolo 3-4 lin. longo. Flores numerosi, corymbosi, corymbis ebracteatis ; 
calyx stellato-albido-pubescens, lobis ovatis oblongisve, acutis vel fere rotundatis, persistentibus ; 
petala ovati-oblonga; stamina 12-15, sexpissime 15, filamentis deorsum dilatatis edentatis ; 
ovarium 3-loculare, multiovulatum ; styli elongati, erecti, demum patentes, persistentes. Fructus 
maturus ignotus. 
Sours Mexico, Orizaba (Botteri, 980). Hb. Kew. 
This differs from the Asiatic species in having more than ten or twelve stamens, and 
