OLIVE FAMILY 347 



plants have a longer narrower seed-body margined only to the middle or even less and more narrowly so. Type 

 locality: San Francisco. March-April. 



2. Fraxinus velutina Torr. Arizona Ash. Fig. 3779. 



Fraxinus velutina Torr. in Emory, Notes Mil. Rec. 149. 1848. 



Trees, 5-15 m. high, with light grayish bark, the twigs of the season villous-tomentose to 

 puberulent. Leaflets commonly 5, occasionally 3 or 7, pubescent to villous-tomentose on the 

 under surface, variable but most commonly lanceolate and acute or acuminate, 4-6, rarely 8 cm. 

 long, 1.5-3.5, rarely 5 cm. wide, subsessile or short-petiolulate, entire or irregularly serrate; 

 samaras 2.5-3.5 cm. long, the wing 4-6 mm. wide, longer than the body of the seed, and nar- 

 rowly decurrent down the sides of the body only a short distance. 



Canvons and stream banks, Upper Sonoran Zone; Mojave Desert and San Gabriel Mountains, southern 

 California east to Arizona, New Mexico, and south to northern Lower California and Sonora. Type locality: 

 "In the region between the waters of the Del Norte and Gila; also on the Mimbres, a tributary ot the latter 

 river." March-May. 



Fraxinus velutina var. coriacea (S. Wats.) Rehder, Proc. Amer. Acad. 53:206. 1917. (F. coriacea 

 S Wats. Amer. Nat. 7: 30. 1873.) Leaves and young twigs usually glabrous, the lateral leaflets well-stalked. 

 Inyo County, California, to southern Nevada and Utah; also the Sierra Liebre and cismontane slopes of the 

 San Bernardino Mountains, California. These California plants are not quite typical and have been described 

 as Fraxiuus orcgona var. glabra Lingelsh. (Pflanzenreich 42"; 43. 1920.) Type locality: 'Ash Meadows, 

 Nevada, and Devil's Run Canyon, Arizona." 



3. Fraxinus anomala Torr. Dwarf Ash. Fig. 3780. 



Fraxinus anomala Torr. ex S. Wats. Bot. King Expl. 283. 1871. 



Fraxinus anomala var. triphylla M. E. Jones, Proc. Calif. Acad. II. 5: 707. 1895. 



Small tree or shrub up to 5-6 m. high, young twigs light brown, glabrous or thinly pubescent, 

 older branches gray, bud-scales rusty stellate-pubescent. Leaves simple or rarely trifoliolate, 

 the blades suborbicular to ovate, 2-6 cm. long, entire or serrate, obtuse to subcordate at base, 

 rounded to acute at apex, glabrous, petioles rather slender, about equaling the blades, thmly 

 pubescent toward the base ; flowers polygamous, perfect and pistillate, appearing with the leaves ; 

 calyx 1.5 mm. long, minutely 4-toothed ; samara 18-26 mm. long, 6-8 mm. wide, the body about 

 as long as the wing, flat, the wing decurrent down the sides of the seed-body almost to the base. 



Dry gulches and canyons, mainly Upper Sonoran Zone; desert ranges, California, east through southern 

 Nevada and Utah to southern Colorado, south to Arizona and New Mexico. Locally distributed in California 

 in the Panamint, Providence, and Clark Mountains. Type locality: Labyrinth Canyon, Colorado River, Utah. 

 March-May. 



4. Fraxinus dipetala Hook. & Arn. California Flowering or Foothill Ash. 



Fig. 3781. 



Fraxinus dipetala Hook. & Arn. Bot. Beechey 362. 1841. 



Ornus dipetala Nutt. Sylva 3 : 66. pi. 101. 1849. 



Chionanthus fraxinif alius Kell. Proc. Calif. Acad. 5: 18. 1873. 



Fraxinus dipetala var. braehyptera A. Gray, Syn. Fl. N. Amer. ed. 2. 2^ : 74. 1886. 



Pctlomelia dipetala Nieuwl. Amer. Midi. Nat. 3: 188. 1914. 



Small tree or shrub, 2-7 m. high, glabrous throughout or the nascent parts sparsely puberu- 

 lent, the branchlets more or less 4-angled, the angles on vigorous shoots often winged. Leaves 

 odd-pinnate; leaflets 3-9, mostly 5 or 7, elliptic-ovate to obovate, 2-3 cm. long, entire or com- 

 monly crenate-serrate, glossy green and firm in texture, rounded to acutish at apex, abruptly 

 narrowed to a short petiolule, the rachis and petiole slender ; flowers in many-flowered panicles 

 appearing on last season's twigs well below the leaves or also at the apex of the twig among 

 the leaves of the season, perfect or polygamous; petals 2, white, 4-5 mm. long, 1.5 mm. broad; 

 samara 2-3 mm. long, 7-10 mm. wide, often retuse at apex, the body flattened, winged on the 

 sides to the base. 



Hillsides and canyons, Upper Sonoran Zone; Shasta County southward in the Coast Ranges and Sierra 

 Nevada to Orange County, California. Type locality: California. Collected by Douglas. April-May. Fringe- 

 flowered Ash. 



2. FORESTIERA Poir. Encycl. Suppl. 1: 132. 1810; 2: 664. 1811. 



Deciduous slirubs, with opposite simple or entire or serrulate leaves. Flowers small, 

 fasciculate or in short racemes, dioecious or polygamous. Calyx minute, unequally 

 5-6-cleft, sometimes none. Corolla wanting, or rarely witii 2 or 3 petals. Stamens 2-4. 

 Ovary 2-celled ; style slender; ovules 2 in each cell, pendulous. Fruit drupe-like, ovoid, or 

 subglobose, with 1 or rarely 2 seeds, glabrous or pubescent. [Name in l.onor of Charles 

 Le Forestier, a French physician.] 



A genus of about 14 species, inhabiting North and Central America, West Indies, and Brazil. Type 

 species, Adelia acuminata Michx. 



