1074 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Topobea fragrans Naud. Ann. Sci. Nat. III. 18: 149. 1852. 



Veracruz. Guatemala. 



Erect shrub, 3.5 meters high, or epiphytic; leaves elliptic-obovate or oblong- 

 obovate, 7 to 13 cm. long, abruptly short-acuminate, attenuate at base, 

 coriaceous, glabrous ; bracts rounded, 4 to 5 mm. long ; calyx truncate, 7 to 8 

 mm. long ; petals pink, 8 to 10 mm. long, obtuse. 



24. MOURIRIA Aubl. PI. Guian. 452. 1775. 

 Shrubs or small trees, glabrous throughout ; leaves sessile, entire, coriaceous, 

 1-nerved or pinnate-nerved ; flowers small, fasciculate in the axils, 5-parted ; 

 calyx limb cupular; petals acute or acuminate; stamens 10, equal; fruit bac- 

 cate, globose, 1 to 4-seeded. 



Leaves conspicuously pinnate-nerved, subcordate at base 1. M. muelleri. 



Leaves 1-nerved, the lateral nerves obsolete, rounded at base__2. M. parvifolia. 



1. Mouriria muelleri Cogn. in DC. Monogr. Phan. 7: 1118. 1891. 

 Oaxaca ; type from Trapiche de la Concepci6n. 



Leaves oblong or oblong-ovate, 5.5 to 10 cm. long, acute ; peduncles solitary 

 or geminate, 1 or 3-flowered, the pedicels 3 to 10 mm. long; calyx 4 to 5 mm.* 

 long, the lobes very short, deltoid ; petals ovate, 2 to 3 mm. long ; fruit about 

 1 cm. in diameter. " Yaglancito amarillo" (Oaxaca, Rebo). 



2. Mouriria parvifolia Benth. Bot. Voy. Sulph. 97. pi. 36. 1844. 

 Tres Marias Islands, Tepic. Guatemala to Panama. 



Leaves ovate-lanceolate to broadly ovate, 1.5 to 6 cm. long, acute or acumi- 

 nate ; flowers solitary or fasciculate, the pedicels 1 to 4 mm. long ; calyx 3 

 mm. long, the lobes linear-subulate, 3 mm. long; petals 5 mm. long; fruit glo- 

 bose, 8 mm. in diameter. '"Camaron," " capulln verde" (El Salvador). 



DOUBTFUL SPECIES. 



MouKiRiA MExicANA DC. Prodr. 3: 8. 1828. Description based upon one of 

 Sess6 and Mocino's plates.^ The leaves are shown as petiolate, and the plant 

 probably does not belong to this genus and perhaps not to the family. 



124. ONAGRACEAE. Evening-primrose Family. 



Shrubs or small trees, or often herbs; leaves opposite or alternate, entire 

 or dentate, estipulate; flowers commonly perfect, mostly axillary, regular or 

 irregular; calyx tube adnate to the ovary and produced beyond it, the limb 

 usually 4-lobate ; petals commonly 4, contorted ; stamens 1 to 8, the anthers 

 oblong or linear; style filiform, the stigma entire or 4-lobate; fruit dry or 

 fleshy. 



Numerous herbaceous plants of the family, representing several genera, occur 

 in Mexico. 



Stamens 1 or 2. 



Fertile stamens 2 1. DIPLANDRA. 



Fertile stamen 1. 



Petals subulate, not clawed 2. SEMEIANDRA. 



Petals clawed 3. JEHLIA. 



'DC. Calq. Dess. Fl. Mex. pi. 361. 



