82 OLEACEAE 



Locs. — Nortonville, Contra Costa Co.; Mt. Diablo (ridge west of Mt. Zion), Sowerman 3414; 

 Arroyo Mocho, Mt. Hamilton Eange ; Pacheco Pass, JcjJson 17,004 ; Pinnacles, Monterey Co., H. A. 

 Button; Soledad, Salinas River, BicTcman; Paso Robles, Barker; Lancaster, Davidson; Mint 

 Canon, n. of Santa Clara Eiver, Los Angeles Co., E. E. Allen ; Rock Creek, San Gabriel Mts., Feir- 

 son 483 ; Palm Caiion, San Jacinto Mts., Jepson 1340 ; Santa Rosa Mts. (10 mi. se. of Kenworthy), 

 Clary 965; Cameron sta., Tehachapi Mts., Jepson 15,SS0; Ord Mt., Mohave Desert, Jepson 5890; 

 Barnwell, New York Mts., K. Brandegee ; Lone Pine, Jepson 5138; Alabama Hills, Inyo Co., Jep- 

 son 911; Coso Mts., Inyo Co., Ferris 7864. 



Refs. — PORESTIEEA NEO-MESICANA Gray, Proc. Am. Acad. 12:63 (1876) ; Jepson, Man. 760 

 (1925). F. acuminata var. parvifolia Gray, Proc. Am. Acad. 4:364 (1860), type loc. near Santa 

 Fe, N. Mex., Fendler 547. Adelia parvifolia Cov., Contrib. U. S. Nat. Herb. 4:148 (1893). 



3. MENODORA H. & B. 



Low desert shrubs. Leaves simple, sessile or subsessile, the upper alternate, the 

 lower often opposite. Flowers perfect. Calyx deeply cleft into 5 to 10 linear or 

 subulate lobes. Corolla 5 (or 6)-lobed. Stamens 2. Ovules 4 in each cell; style 

 slender. Fruit deeply 2-parted, each lobe splitting around the middle horizontally 

 (the upper part falling as a lid) or sometimes splitting irregularly; seeds usually 

 2 in each cell. — Species 15, North and South America, Africa. (Greek menos, force, 

 anddoron, gift.) 



Corolla-lobes % to Vi as long as the tube ; flowers shortly peduncled or subsessile, solitary or some- 

 what fascicled on the short branchlets 1. M. spinescens. 



Corolla-lobes longer than the tube ; flowers few in a terminal corymb. 



Herbage glabrous 2. M. scoparia. 



Herbage scaberulous-puberulent 3. M. scabra. 



1. M. spinescens Gray. Ground Thorn. Shrub with very divaricate branches 

 and short stout spiny branchlets, ^ to 2, rarely 3 feet high ; branches minutely pu- 

 berulent; leaves alternate, the blades linear to spatulate-oblong, 3 to 6 lines long 

 on the flowering branchlets, fascicled and often reduced to mere scales on the main 

 stems; flowers solitary or clustered, on peduncles 1 to 6 lines long; calyx-lobes 5 and 

 equal (or 6 or 7 and more or less unequal) ; corolla white, brown-purple tinged out- 

 side, funnelform, 3 to 7 lines long, the limb 3 to 4 lines broad and with short broad 

 lobes; capsule yellowish, its lobes globose, 3 lines in diameter, diverging and, indeed, 

 almost separate. 



Plains and stony slopes, 2300 to 5500 feet: eastern Mohave Desert; Inyo Co. 

 East to southern Nevada. Apr. -May. 



Loes. — Calico "Wash, ne. of Barstow, Jepson 5415; Coolgardie Yucca Mesa, Jepson 6635; 

 New York Mts., Jepson 5467; Argus Mts. (Bot. Gaz. 65:340) ; Lee Flat, n. of Darwin, ace. J. 

 Grinnell; Westgard Pass, Ferris 4" Bacigalupi 8060. 



Refs. — Menodora spinescens Gray, Proc. Am. Acad. 7:388 (1868), type loc. se. Nevada, 

 Anderson; Jepson, Man. 760, fig. 742 (1925). if. spinescens var. mohavensis Stym., Ann. Mo. 

 Bot. Gard. 19:155 (1932), type loc. Barstow (14 mi. ne.). Parish 9795, a larger-flowered form. 



2. M. scoparia Engelm. Branches of the season slender, elongated, erect, more 

 or less clustered, from a woody base, 10 to 15 inches high, not spinescent, sparsely 

 leafy except at base; leaf -blades linear or lanceolate, or the lower obovate; calyx- 

 lobes 7 or S; corolla yellow, almost rotate, 4 to 6 lines long, its lobes ovate, exceeding 

 the tube; lobes of the capsule globose, not diverging. 



Dry gravelly hills, 1500 to 3500 feet : eastern Mohave Desert; western Colorado 

 Desert. East to Arizona, south to Mexico. May-June. 



Locs." — New York Mts., near Leastalk, Parish 10,260; Providence Mts., T. Brandegee; San 

 Felipe (Ann. Mo. Bot. Gard. 19:148) ; Jacumba, e. San Diego Co., Ahranis 3641. 



Befs. — Menodora scoparl4. Engelm.; Gray, Bot. Cal. 1:471 (1876), type loc. "se. borders 

 of Cal.," Cooper, Palmer ; Jepson, Man. 761 (1925). 



3. M. scabra Gray. Near no. 2; stems erect, numerous from a woody base or 

 root-crown, 5 to 12 inches high, not spinescent; leaf -blades lanceolate or oblance- 

 olate to linear, 4 to 11 lines long; calyx-lobes 5 to 10; corolla bright yellow, 4 to 5 

 lines long, its lobes obtuse, its tube 1 line long, slightly short-hairy inside at apex. 



