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CONTRIBUTIONS PROM THF. NATIONAL HERBARIUM. 



Rachis of the male inflorescence 10 to 25 cm. long, slender, flowered almost from 

 the base; flowers very numerous, in 14 to 18 alternate clusters; pedicels filiform, 3 to 

 7 mm. long. Calyx rotaceous, about 5 mm. in diameter, the teeth 1 mm. long, thick, 

 obtuse, emerging about 0.5 mm. in the sinuses of the corolla. Corolla 1 cm. in diame- 

 ter, spreading; lobes ovate-lanceolate, 4 mm. long, 3 to 3.5 mm. broad at the base, 

 with thickened margin and 7 longitudinal salient ribs. Nectary cushion about 3.5 

 mm. in diameter, 1.2 mm. high, the walls of the cells appearing from above as 10 dark 

 rays, corresponding alternately to the midvems of the corolla lobes and to the calycinal 

 teeth. Staminal column slender, 2.6 mm. long, thicker at the base; anthers sessile, 

 coalescing in a rounded head, about 1.5 mm. in diameter. Pollen grains 0.087 mm. in 

 diameter, echinate. Pedicels of the female flowers 3.5 mm. long, thick. Calyx and 

 corolla as in the male flower, but slightly smaller. Nectaries widely open. Ovary 3 

 to 4 mm. long, about 1.5 mm. thick, with a rugose surface; style 0.8 mm. long; stig- 

 matic head about 2 mm. in diameter, 4-lobate. 



"Fruit obscurely 2-valvate, ovate-rounded, 4 to 6 cm. long, 3 to 4 cm. in diameter, 

 smooth except at the base, or more or less echinate on its whole surface. Peduncle 

 erect, striate, 3 to 5 cm. long. Seed smooth." 



a J "I 



Fig. 39.— Leaves of Franlzia pUtieri, a, b, Two types, a, b, Scale J. 



Costa Rica: Carrillo, Rio Sucio Valley, altitude 300 meters, Pittier, male flowers, 

 July 8,-1889 (Institute ffs.-geog. Costa Rica no. 1212); same locality, Tonduz, 

 flowers, May 12, 1890 (Institute ffs.-geog. Costa Rica no. 2511); along path at El Gen- 

 eral, Diqufs Valley, altitude 800 meters, Pittier, flowers, January, 1891 (Institute ffs.- 

 geog. Costa Rica, no. 3500); forests of Xirores, Talamanca, altitude 100 meters, Tonduz, 

 flowers, February, 1895 (Institute ffs.-geog. Costa Rica no. 8334); on bushes at Chir- 

 ripo Farm, Zent plains, altitude below 100 meters, Pittier, flowers and fruits, January, 

 1900 (Institute ffs.-geog. Costa Rica no. 16072). 



Frantzia pittieri quinqueloba. 



Cyclanthera pittieri quinqueloba Cogn. Bull. Soc. Bot. Belg. 30: 276. 1891, in part. 



Leaves deeply 3 or 5-lobate; lobes ovate or oblong-lanceolate, obtuse or acuminate. 

 Male racemes shorter and more robust, with larger flowers. Fruits larger, with longer 

 peduncles. 



Costa Rica: Rio Toro Amarillo, plains of Santa Clara, altitude 300 meters, Donnell 

 Smith, flowers and fruits, April, 1896 (Donnell Smith Herbarium no. 6520); bushes 

 in Tuis Valley, altitude 650 meters, Tonduz, flowers, November, 1897 (Institute ffs.- 

 geog. Costa Rica no. 11410; but this specimen may belong to a distinct species). 



