268 NORTH AMERICAN FLORA [Volume 25 



Type locality: Jamaica. 

 Distribution: Jamaica. 



4. Guarea obtusata Blake, Proc. Biol. Soc. Wash. 33: 118. 1920. 

 A tree, the twigs brown, strigillose; leaves equally pinnate, the petioles and rachis strigu- 

 lose; leaflets 4-8, obovate-oblong or elliptic-oblong, 9-17 cm. long, 3.5-7 cm. wide, broadly 

 rounded at the apex, cuneate and more or less inequilateral at the base, green on both sides, 

 glabrous above, bearded in the axils of the prominent veins beneath, otherwise glabrous; 

 panicles axillary, 3-4.5 cm. long, branched from the base, the branches strigillose, rather 

 dense; calyx abruptly narrowed into a stipe-like base 3-4 mm. long, the pedicels short; calyx 

 saucer-shaped, 4-5 mm. wide, 4-lobed, the lobes suborbicular or suborbicular-ovate, apiculate, 

 puberulous; petals 4, rarely 5, oblong, S.5 mm. long, 3 mm. wide, obtuse or acutish, puberulent 

 on the back; staminal tube 7.5 mm. long, glabrous; ovary subglobose, 4-celled, glabrous, 

 capsule subglobose, 2.7 cm. long; seeds chocolate-brown, 1.5 cm. long. 



Type locality: Cafetal Concordia. Oaxaca. 

 Distribution: Known only from the type locality. 



5. Guarea Luxii C. DC. Bot. Gaz. 19: 2. 1894. 

 A shrub or tree, 4-6 m. tall, the young branches appressed-pubescent, the rachis appressed- 

 hirsute; leaflets 6-10, varying from elliptic-oblanceolate to lanceolate, 7-9.5 cm. long, 2.5-3 

 cm. broad, glabrous above, appressed-pilose on the midvein beneath when young, acuminate at 

 the apex, acute at the base and equilateral or somewhat inequilateral, short-petiolulcd, opposite, 

 membranaceous, minutely pellucid-dotted, the midvein impressed above, prominent beneath; 

 panicle shorter than the leaves; flowers (not seen) long-pedicelled; calyx cup-shaped, hirtellous 

 on the outside, 4-dentate, the teeth acute; petals 4, oblong, glabrous, in aestivation valvate, 

 acute at the apex; staminal tube cylindric, glabrous, the margin obtusely crenulate; anthers 

 8, oblong, glabrous; ovary ovoid, glabrous. 



Type locality: Santa Rosa, Dept. Santa Rosa, Guatemala. 

 Distribution: Guatemala. 



6. Guarea ternifolia C. DC. Smithson. Misc. Coll. 68 6 : 2. 1917. 

 Leaves 1.5-2.5 dm. or more long, short-petioled, the twigs, petioles, rachis, and branches 

 of the inflorescence clothed with a short appressed pubescence; leaflets 4—6, membranous, 

 oblong-lanceolate, 10-15 cm. long, 3-4 cm. broad, acuminate at the apex, equilateral and acute 

 at the base, glabrous on both sides or sparingly pubescent along the midvein beneath, reticulate- 

 veined, short-petioluled; inflorescence 8-10 cm. long; flowers pedicelled; calyx 4-toothed; 

 petals 4, oblong-ovate, 9 mm. long, 2.5 mm. broad, acute at the apex, truncate at the base; 

 staminal tube glabrous, 6 mm. long; ovary glabrous, 4-celled; fruit unknown. 



Type locality: Remedios and vicinity, eastern Chiriqui. Panama. 

 Distribution: Panama. 



7. Guarea excelsa H.B.K. Nov. Gen. & Sp. 7: 227. 1825. 



''Guarea brachystachya Moc. & Sesse; DC. Prodr. 1: 624. 1824. 



Guarea filiform is C. DC in DC. Monog. Phan. 1: 566, at least in part. 1878. 



}Guarea fi'liformis pallida C. DC. in DC. Monog. Phan. 1: 566. 1878. 



Guarea filiformis cinerascens C. DC. in DC. Monog. Phan. 1: 567. 1878. 



Guarea Palmeri Rose; C. DC. Bot. Gaz. 19: 39. 1894. 



Guarea virescens C. DC. Ann. Cons. Jard. Geneve 10: 140. 1907. 



Guarea Makrinii Blake. Contr. Gray Herb. 53: 57. 1918. 



Guarea heterophylla Blake. Proc. Biol. Soc. Wash. 34: 116. 1921. 



IGuarea exceha dubia Blake. Proc. Biol. Soc. Wash. 34: 1 16. 1921. 



A shrub or tree, sometimes 15 m. tall, the young growth pubescent with appressed hairs; 

 leaves 1-2.9 dm. or more long, the rachis and petioles often more or less strigulose-pubescen- 

 when young; leaflets 4-6, rather thin, elliptic-ovate to oval or elliptic-obovate, or elliptict 

 oblanceolate, 6-18 cm. long, 2.5-7 cm. broad, obtusely short-pointed or somewhat rounded at 

 the apex, inequilateral and acute at the base, glabrous and lustrous above, paler and bearded 

 in the axils of the veins beneath, finely reticulate-veined on both sides; petiolules 1-5 mm. 

 long; panicles 2.5-4 cm. or more long, the branches densely strigulose; pedicels 1-1.5 mm. 



