Part 4, 1924] MELIACEAE 295 



9. Cedrela oaxacensis C. DC. & Rose; Rose, Contr. U. S. Nat. 

 Herb. 5: 190. 1899. 



Cedrela monlana mexicana C. DC. in DC. Monog. Phan. 1: 741. 1878. 



A small tree; leaves equally pinnate, about 2 dm. long, the rachis and petioles puberulent; 



leaflets 10-14, opposite, rather firm, oblong-lanceolate or somewhat oblong-ovate, 5-12 cm. 



long, 2.5-4.5 cm. broad, acuminate at the apex, inequilateral and truncate or somewhat rounded 



at the base, puberulent above along the midrib and lateral veins, rather densely hirsutulous 



beneath; inflorescence 1.5-2 dm. high, the branches puberulent; flowers short-pedicelled, the 



pedicels jointed about the middle or below, puberulent; calyx puberulent, the lobes acute; 



petals oblong, 5-6 mm. long, 1.5-1.7 mm. broad, obtuse or acutish at the apex, velvety-puberu- 



lent with brown, mostly appressed silky hairs; filaments glabrous; ovary glabrous, rather 



abruptly contracted into the style; capsule 3-4 cm. long; seeds 2-2.5 cm. long, 7-9 mm. 



broad; seeds obovate or oval, 8-9.5 mm. long. 



Type locality: Near Oaxaca. Oaxaca. 

 Distribution: Southern Mexico. 



10. Cedrela Tonduzii C. DC. Bull. Herb. 

 Boiss. II. 5: 427. 1905. 



A tree, with equally pinnate or sometimes odd-pinnate leaves, 3.5-4.7 dm. long, the rachis 

 and petioles densely puberulent; leaflets 8-16, opposite, oblong-lanceolate to oblong-ovate, 

 12-20 cm. long, 5.5-7 cm. broad, the lower leaflets smaller and sometimes broader, short-peti- 

 oluled, rather firm, acuminate at the apex, nearly equilateral or inequilateral and rounded or 

 somewhat truncate at the base, lustrous above and hirsutulous along the midrib and lateral 

 veins, pale and loosely hirsutulous beneath; inflorescence 1.5-2.7 dm. high, flexuous on the 

 lower portion, the branches angled, puberulent; flowers short-pedicelled, the pedicels jointed 

 at or near the middle; calyx puberulent, the lobes acute; petals oblong to oblong-ovate, or 

 oblong-obovate, 5.5-7.5 mm. long, 1.5-3 mm. broad, obtuse or acutish at the apex, velvety- 

 puberulent with brown, loosely appressed silky hairs; filaments glabrous; anthers elliptic or 

 oblong-oval, cordate at the base; ovary glabrous; style rather stout, shallowly fluted; stigma 

 orbicular, thick; capsule oblong-obovate; seeds 2.5 cm. long. 



Type locality: Copey, Costa Rica. 

 Distribution: Costa Rica. 



11. Cedrela discolor Blake, Proc. Biol. Soc. 

 Wash. 33: 108. 1920. 



A tree; branches grayish-brown, conspicuously marked with leaf-scars; petioles and rachis 

 terete or nearly so, narrowly grooved, glabrous; leaflets opposite, subopposite, or occasionally 

 some of them alternate, oblong-lanceolate to lanceolate, 8.5-15 cm. long, 2.3-3.6 cm. broad, 

 acuminate at the apex, acutish at the base, glabrous above and finely reticulate-veined, the 

 midvein grooved, pale beneath, the midvein glabrous or nearly so, the surface rather incon- 

 spicuously but densely clothed with a short, appressed pubescence, the hairs more or less conni- 

 vent; inflorescence about 20 cm. long, the branches hirsute; flowers short-pedicelled to sub- 

 sessile; calyx hirsute, the lobes triangular, acute; petals oblong, acute at the apex, 8-9 mm. 

 long, 2.5 mm. broad, hirsute on the back, loosely villous within; filaments glabrous; anthers 

 oblong-elliptic; ovary globose-ovoid or subglobose, glabrous, tapering into a columnar style: 

 fruit unknown. 



Type locality: San Ramon. Durango. 

 Distribution: Known only from the type locality. 



12. Cedrela saxatilis Rose, Contr. U. S. Nat. 

 Herb. 8: 314. 1905. 



A small tree 4—7 m. high, with a slender trunk and smooth reddish bark; twigs brown, 

 puberulent; leaves equally pinnate, 3-4 dm. long, the petioles and rachis puberulent; leaflets 

 10-14, opposite or subopposite, lanceolate to ovate-lanceolate, the lower ones sometimes ovate, 



