656 OLEACEAE 



4-lobed, or wanting. Corolla in ours wanting, otherwise rarelj' present, of 4 dis- 

 tinct or more or less united petals. Stamens 2, rarely 3 or 4; filaments short or 

 elongate, inserted at the base of the petals, or hypogynous; anthers hnear or 

 oblong, introrse. Ovary 2-celled; styles united; stigma 2-cleft; ovules 2 in each 

 cell, pendulous. Fruit a samara. 



Flowers polygamous; leaves simple or rarely 3-foliolate. 1. F. anomala. 

 Flowers dioecious; leaves pinnately 5-9-foliolate. 



Leaflets sessile, rather tliin. 2. F. campeslris. 



Leaflets petiolulate, thick, subcoriaceous. 3. F. coriacea. 



1. F. anomala Torr. A small tree, 5-10 m. high, with 4-angled twigs; 

 leaves simple, slightly pubescent when young, soon glabrate, petioled, ovate, 

 rounded, rhombic-ovate or even subcordate, acute to rounded at the apex, 3-5 

 cm. long, or rarely 3-foliolate, with rhombic-ovate or rhombic-lanceolate leaf- 

 lets; calyx campanulate, with 4 erose teeth; samara oblong or obovate, 1.5-2 cm. 

 long; %\'ing extending aroimd the body. Canons: s Utah — sw Colo. — Ariz. 

 Son.—Submont. Ap-My. 



2. F. campestris Britton. A tree, 8-12 m. high, with round twigs; leaves 

 mostly 7-foliolate; leaflets ovate to lanceolate, usually long-acuminate, toothed, 

 more or less hairy beneath or glabrous on both sides, 3-10 cm. long; cah-x small, 

 4-toothed; samara spatulate, about 3 cm. long; wing narrow, decurrent on the 

 body to the middle or below. Valleys and hillsides: Man. — Kans. — Wyo. — 

 Sask. Plain. 



3. F. coriacea S. Wats. A tree, 10-12 m. high; twigs Ught gra}-, somewhat 

 hairy; leaves 5-foliolate, rarely 3-foliolate; leaflets thick, rhombic-lanceolate, 

 oblong, or elliptic, 5-8 cm. long, usually more or less acimiinate at both ends, 

 somewhat toothed to nearly entire, smooth and shining above, more or less 

 pubescent beneath; calyx campanulate, with lanceolate teeth; samaras narrowly 

 oblanceolate, 2-3 cm. long, 5 mm. wide; wing decurrent on the body to about 

 the middle. Dry regions: Nev. — Utah — Ariz. — s CaUf. Son. Ap-My. 



2. FORESTIERA Poir. 



Shrubs or trees, often widely branching. Leaves opposite, simple. Flowers 

 inconspicuous, polygamo-dioecious, appearing before the leaves. Cah'x usually 

 present, but small, 4-6-lobed. Corolla usually wanting, rarely with 1 or 2 decidu- 

 ous petals. Stamens 2-4; anthers extrorse. Ovary 2-celled; stigma thick, 

 sometimes 2-lobed; ovules 2 in each cavity. Fruit a drupe; seeds soUtary, 

 rarely 2. Endosperm fleshy. [Adelia P. Br.] 



1. F. neomexicana A. Gray. Shrub, 1.5-3 m. high, glabrous; leaves 

 spatulate-oblong, obtuse or obtusely aciuninate, 1-4 cm. long, obsoletely crenate; 

 pistillate flowers in sessile fascicles, pedicelled; calyx minute, persistent; drupe 

 black, ellipsoid, obtuse; staminate flowers fasciculate, sessile, with yellowish 

 deciduous bud scales. Adelia neomexicana Kuntze. Dry regions: w Tex. — 

 Colo. — Utah — Ariz. Son. Ap. 



3. MENODORA H.B.K. 



Shrubs or imdershrubs, rarely herbs. Leaves opposite or alternate, simple, 

 entire, toothed, or lobed. Flowers solitary at the ends of the branches, sometimes 

 cj'mose. Calyx persistent; tube very short; lobes 5-15, narrow. Corolla white, 

 yellow, or reddish, rotate to campanulate; lobes 5 or 6, imbricate. Stamens 2 

 or 3, exserted. Ovary 2-celled; stigmas capitate; ovules 4, rarely 2. Capsule 

 membranous, didymous. Seeds usually 2 in each cavity. 



1. M. scabra A. Gray. An undershrub, woody and branched at the base; 

 herbaceous stems 1-3 dm. high, flax-hke; leaves mostly alternate, linear or 

 oblong, entire, 1-2 cm. long, scabrous, thick, subcoriaceous; flowers cymose; 

 corolla rotate, bright yellow; lobes obovate, 6-8 mm. long; cah-x-lobes 7-15, 

 linear or subulate; fruit did>Tnous-obcordate, 7-8 mm. high. Dry and arid 

 regions: w Tex. — s Utah — Ariz. Son. — Submont. My-Au. 



