STANDEE Y TREES AND SHRUBS OF MEXICO. 595 



1. Mcnnina sclilechtendaliana D. Dietr. Syn. PI. 4: 912. 1847. 

 IMonnina mexicana Don, Hist. Dichl. PI. 1: 367. 1831. 

 IMonnina caerulea Don. Hist. Dichl. PI. 1: 367. 1831. 



Monnina angustifoUa Schlecht. Linnaea 14: 380. 1840. Not M. angustifoUa 

 DC. 1824. 



Monnina stenophylla Steud. Nom. Bot. ed. 2. 2: 157. 1841. Not M. stenopliylla 

 St. Hil. 1829. 



Monnina erioclada Gandojr. Bull. Soc. Bot. Fiance 60: 455. 1913. 



Tepic to Morelos ; type collected near the City of Mexico. 



Branching shrub, the branches in youth like the peduncles densely and 

 usually griseously pilose-tomentose with spreading crisped hairs, in age sub- 

 glabrate ; leaves elliptic to lance-elliptic, 4.5 to 8 cm. long, 1 to 2.4 cm. wide, 

 thin, beneath appressed-puberulous and along costa spreading-pilose ; racemes 

 solitary or few, dense, 6 cm. long or less; flowers purplish; wings suborbicular, 

 4 to 4.8 mm. long; drupe obliquely ellipsoid, 6 to 7 mm. long. 



2. Monnina xalapensis H. B. K. Nov. Gen. & Sp. 5: 414. 1821. 

 IMonnina bifurcata DC. Prodr. 1: 339. 1824. 



IMonnina ciliolata DC. Prodr. 1: 340. 1824. 



"i Monnina ohscura Don, Hist. Dichl. PL 1: 367. 1831. 



IMonnina cilioJosa Don, Hist. Dichl. PI. 1: 368. 1831. 



Monnina ocampi Villada, Mem. Trab. Com. Cient. Pachuca 215. 1865. 



Monnina aestuans xalapensis Kuntze, Rev. Gen. PI. 1: 48. 1891. 



Veracruz ; type from Jalapa. Guatemala to Costa Rica, 



Shrub, about 3 meters high, strigillose, subglabrate; leaves oblanceolate or 

 obovate-elliptic to elliptic, 3.2 to 8.5 cm. long, 1 to 3 cm. wide, sparsely strigil- 

 lose ; racemes 11 cm. long or less; wings suborbicular-oval or oval, 5 to 6 mm. 

 long; drupe 6 to 8.5 mm. long. 



3. Monnina sylvatica Schlecht. Linnaea 5: 231. 1830. 

 IMonnina deppci Don, Hist. Dichl. PI. 1: 367. 1831. 

 Monnina evoni/moides Schlecht. Linnaea 14: 380. 1840. 

 Monnina sylvicola Chod. Bull. Soc. Bot. Belg. 30': 303. 1891. 



Mlchoaefin to Veracruz and Chiapas ; type from Jalapa, Veracruz. Central 

 America. 



Branching, apparently shrubby, incurved-puberulous ; leaves lance-ovate to 

 elliptic or oval, 7.3 to 12 cm. long, 2.5 to 6 cm. wide, sparsely strigillose; 

 racemes 18 cm. long or less ; bracts lance-subulate, 5 mm. long ; wings suborbicu- 

 lar, 4 to 4.7 mm. long ; drupe crested, to 7 mm. long. 



4. Monnina g'uatemalensis Chod. Bull. Herb. Boiss. 4: 249. 1896. 

 Chiapas. Northern Guatemala ; type from Cobjln. 



Shrub with stout, yellow-green, spreading-pilosulous branches ; leaves 

 oval, 5.5 to 11 cm. long, 2.6 to 7 cm. wide, short-pointed, yellowish green: 

 racemes several, 16 cm. long or less ; bracts lance-ovate, acuminate, 4.8 to 7 

 mm. long; wings obovate-suborbicular, 4.3 to 4.8 mm. long; drupe 8 mm. long. 



5. Monnina subserrata Chod. Bull. Herb. Boiss. 4: 250. 1896. 

 Mexico, without definite localitj'. 



Branches stout, hirsutulous with very soft thick hairs ; leaves lanceolate, 

 6.5 to 8 cm. long, 2.8 to 3.5 cm. wide or smaller, acute, cinerascent-hirsutulous 

 both sides, the younger toraento.«e ; racemes comose ; wings obovate-cuneate. 



76. EUPHORBIACEAE. Spurge Family. 



Trees or shrubs ; juice often milky ; leaves usually alternate, sometimes oppo- 

 site, entire, dentate, or lobate; stipules often present; flowers unisexual, monoe- 



