.',[ PBOGEEDDTGE OP THE AMERICAN ACADEMY. 



breviter petiolatis ovatia I cm. longifi bad obtusia apice acutia ; ramulis 

 floriferia in quasi-umbellas <piadrilloras terminantibus ; pedunculia 7-8 

 nun. Longis cum pedicellia aequilongis artioolatis; bracteia pedunculo- 

 ruin bracteolisque pedicellorum Lanoeolatia minutia ; sepalis •"> albi- 

 cantiua viridibua 2 nun. Longis, 1 basi biglandnlosia glandalia magi 

 Btaminibus glabris calycem valde Buperantibus, omnibus basi coalitis; 

 ovariis in unum pyiamidatum faciebus concavia coalitia ; fractu albo- 

 Lannginoso dorso medio cristate crista integra glabra ; fructu- alia 

 glabris viridibua rubro-tinctis anguste oblongis, duobaa axterioribua 

 ca. l:; nun. Longis, duobus interioribus ca. !» nun. Longi8. Petals non 

 visa. (lualan, Department of Zacapa, Guatemala, January l'.». 1905, 

 c. c. />,,////, no. 150 (type, in lib. Gray). Tetrapteris emarginata 

 belongs among the glabrous-leaved species of Jusaieu'a ^ Tetrapteris 

 * A iti.<"/>/t r<h'. It may be easily distinguished from any uf the Mexican 

 species by the leaves of the flowering branches. 



Euphorbia ephedromorpha Bartlett, n. sp., basi lignescenti ; ra- 

 niis prostratis modice crassis longitudine usque ad 10 dm. saepe sim- 

 plicibus viridibus flexuosis aphyllis juventate valde compressis, aciebua 

 ambabua bialatis ; intemodiia 2-4 cm. longis minute granulatis gla- 

 bratisvel perexigue pilosis, in marginibus alarum minutissime Bcabratia ; 

 nodis baud incrassatiscorpore papillato (nonne cum folio aequivalenti t) 

 praeditis; stipula una gianduliformi crateriformi pilosa recte super 

 papillam (tie qua vide supra) et quam eamlem parviore : cymia axil- 

 laribuset terminalibus dichotomis 2-12-cyathiis valde glanduloso-pilosia 

 bracteatia ; bracteis ad dichotomias oppositis 1.8 mm. longia linearispa- 

 tulatis dense glanduloso-pilosis ; cyathiis anguste conicis ;; mm. Longis 

 glanduloso-pilosis ; pedicellis gracilibus cyathiis aetpiilongis ; involucri 



[mentis propriia perbrevibus liabelliformibus ad mediam tligitatiin 

 7-8-laciniati8 ; glandulis 5 planis transverse ovatia marginatia appen- 

 diculatia ; appendicibua rectis quam glandulo 8-plo quam involucri - 

 mentis triplo longioribus anguste spatulatis glabris; stylo brevi usque 

 ad basin bilido; ovario 2 mm. longo glabriusoulo Btipitato, stipite 

 cyathio paulo longiore; seminibua lilacinia ovoideis foveolatis. — Gua- 

 lan, Department of Zacapa, Guatemala, 11 January, 1905,(7.(7. Deam, 

 no. 232 (type, in hb. (iray). In regard to this species Mr. Deam 

 writes: " I recall the place whore it grew very vividly. There is a road 

 leading from Gualan to the Motagua River, and as is the case with all 

 travelled ways in (Juatemala, it is washed into deep gullies. This plant 

 (no. 232) was found in the nude, rooky, dry soil at the side of the road, 

 on an angle of about 7"> '. It grew prostrate in patches extending over 

 an area perhaps six feel Bquare. The soil was of a red type, similar to 

 that around Chattanooga and Atlanta. I did not see it in any other 



