142 NORTH AMERICAN FLORA [Volume 32 



slender, villous; style 1.8 cm. long, pilose above; fruit (immature) globose, 1.2-1.4 cm. in 

 diameter, pilose. 



Type locality: Along the railroad near Tabernilla, Canal Zone, Panama, altitude 20 to 25 

 meters. 



Distribution: Known only from the type locality. 



4. Watsonamra Donnell-Smithii Standley, Contr. U. S. 

 Nat. Herb. 17: 442. 1914. 



Branchlets succulent, thick, sparsely sericeous or glabrate; stipules ovate, about 5 cm. 

 long and 2.5 cm. wide, acuminate or attenuate, finely sericeous outside, glabrous within; 

 petioles naked, 9-11 cm. long, minutely sericeous; leaf -blades oval, about 45 cm. long and 

 28 cm. wide, entire, obtuse at the base, membranaceous, glabrous above, paler beneath, seri- 

 ceous along the veins, the lateral veins prominent, 14 on each side, straight, dichotomous near 

 the margin; cymes dense, the peduncles 1-1.3 cm. long, the pedicels thick, 4-6 mm. long, 

 tuberculate; bracts caducous; hypanthium about 6 mm. long, sericeous; calyx 1.2-1.5 cm. 

 long, 5-7 mm. broad, the lobes oval or oblong, 6-7 mm. long, rounded at the apex, striolate, 

 glabrous within; corolla sericeous outside, densely so above, the tube 2.5 cm. long, 3.5 mm. 

 thick, the lobes lance-oblong, 6-7 mm. long, acute; filaments villous near the base. 



Type locality: Near La Emilia, Llanuras de Santa Clara, Costa Rica, altitude 250 meters. 



Distribution: Known only from the type locality. 



5. Watsonamra macrophylla (Benth.) Kuntze, Rev. Gen. 

 302. 1891. 



Pentagonia macrophylla Benth. Bot. Voy. Sulph. 105. 1845. 



Shrub or small tree, about 3 meters high, the branchlets finely sericeous when young; 

 stipules triangular-lanceolate or ovate, 3-4.5 cm. long, long-attenuate, minutely sericeous 

 outside; petioles naked, 3.5-7 cm. long, minutely sericeous or glabrate; leaf-blades rhombic- 

 oval, ovate-oval, or oblong-elliptic, 14-54 cm. long and 10-28 cm. wide or larger, attenuate 

 to rounded and short-decurrent at the base, acute at the apex, entire, chartaceous, glabrous 

 above, minutely sericeous beneath along the veins, the lateral veins prominent, 13 or 14 on 

 each side, straight, dichotomous near the margin; cymes few- or many-flowered, sessile or 

 short-pedunculate, the flowers sessile or short-pedicellate, the pedicels tuberculate; bracts 

 oval or ovate, 1-2 cm. long, obtuse or acute, persistent; hypanthium 6-8 mm. long, densely 

 sericeous; calyx about 1 cm. long, cleft nearly to the base, red, the lobes oval, suborbicular, 

 or broadly ovate, rounded or obtuse at the apex, sparsely and minutely sericeous or glabrate; 

 corolla yellowish-white, sparsely and minutely sericeous outside, the tube 2.5 cm. long, 2.5-6 

 mm. thick, the lobes broadly ovate, 4-7 mm. long, acute or acutish. 



Type locality: Panama. 



Distribution: Panama. 



Illustration: Benth. Bot. Voy. Sulph. pi. 39. 



6. Watsonamra tinajita (Seem.) Kuntze, Rev. Gen. 302. 1891. 



Pentagonia tinajita Seem. Bot. Voy. Herald 134. 1854. 



Shrub or small tree, 2-4 meters high, the branchlets minutely sericeous or glabrate; 

 stipules ovate or ovate-oblong, 2.5-4 cm. long, acute or acuminate, sparsely sericeous or glab- 

 rate; leaf-blades 35-60 cm. long, 25-35 cm. wide, pinnatifid, with usually 7 or 9 lobes, abruptly 

 long-attenuate to the base, the lower portion of the blade petiole-like, 8-16 cm. long, the 

 lobes ovate to oblong, 3-6 cm. wide, acute, the blades membranaceous, bright-green above, 

 glabrous, paler beneath, sparsely appressed-pilose, especially along the veins, with short 

 hairs or glabrous, the venation prominent; cymes few- or mp.ny-flowered, sessile, the flowers 

 sessile or subsessile; bracts large, oval, persistent; hypanthium about 5 mm. long, sericeous or 

 glabrate; calyx 8-13 mm. long, the lobes 5-7 mm. long, oval or suborbicular, rounded at the 

 apex, glabrous; corolla glabrous outside, the tube 2.5 cm. long, 5-7 mm. thick, the lobes oblong- 

 ovate, 6-7 mm. long, obtuse or acute; fruit subglobose, 1-1.7 cm. in diameter, densely tubercu- 

 late; seeds few, 2.5-3 mm. long, reddish-brown, smooth. 



Type locality: Near David, Chiriqui, Panama. 

 Distribution: Chiriqui, Panama. 

 Illustration: Seem. Bot. Voy. Herald i>l. 28. 



