328 University of California PuUications in Botanij [Vol. 7 



1 cm. loiif^is; Idhis 4 obloiigis. t^Haiidiilis 4 planis orbicnlaribiis, appen- 

 (licc iis iiiiilto loM^iori, ca. 2 nun. loii^'a, apice ca. 1.5 mm. lata, basi 

 an^-us1i(n-i; l)i-acti'olis inter fiores mascnlos pubescent i bus; stylis t'ere 

 us(iiir ;i(l h.isiii (livisis; capsulae pedicellis ca. 3mm. longis, seminibns 

 globosis cinci-cis Inlx'i-culatis. 



The si)ecimeii.s with the exception of a few leaf-like bracts of the 

 panicle are leafless. The stems are slender and branched. Collected 

 near Conso(initla, Vera Cruz. No. 8366. Type, Herb. Univ. Calif. 

 No. 204969. 



Jatropha longepedunculata, sp. nov. 



Jairopha wrr/i.s L. v;ir. longepedunculuta Brandg., Univ. Calif. Publ. Bot., 

 vol. n, J). 368. 



Arborescens ad 5 m. alta, undique estimulosa : f oliis latioribus quam 

 longis usque ad 20 cm. latis, 14 cm. longis, profunde 3-5-lobatis, ba.si 

 cordatis, lobis grosse dentatis; petiolis ad 20cm. longis: pedunculis 

 ad 23 cm. longis apice tiores in cymas dichotome ramosas dispositis 

 gerentibus; floribus feraineis petalis 5 liberis, ca. 5 mm. longis, sepalis 

 5 parvis connatis; stylis liberis apice laceratis; floribus maseulis 

 femineis similil)us. staminibus 2-verticillatis, exterioribus lilieris; 

 capsulis ca. 7 nnn. longis, seminibus carunculatis. 



This plant was wrongly referred to Jatropha wrens L., from which 

 it differs in its separated petals, its minute, cupulate, dentate calyx, 

 lack of stinging bristles, and other characters. Collected, at Barranca 

 de Panoaya and Zacuapan, Vera Cruz. Nos. 7639, 7511, 8440. 



Ayenia Purpusii, sp. nov. 



Fruticulus : ramis juvenibus stellato-pubescentibus : foliis late 

 ovatis longe acuminatis, margine serratis, basi truncatis vel subeordatis. 

 supra glabris subtus stellato-pubescentibus uscjue ad 10 cm. longis, 

 9 cm. latis, petiolis ea. 3 em. longis, stipulis ca. 5 mm. longis: floribus 

 purpureis unibellatis, pedunculis ad axillas fasciculatis inaequalibus 

 quam petiolis brevioribus; sepalis ovato-acutis ca. 1.5 mm. longis; 

 petalorum laminis 2-partitis. lobis laciniatis, unguiculis filiformibus; 

 ovario sessili villoso, stigmate capitato; fructu immaturo processibus 

 linearibus ca. 2 mm. longis instructis. 



The specimens appear to be branches of a bush. The young fruit 

 is covered with linear processes and is not muricate. Collected near 

 Zacuapan, Vera Cruz. No. 8378. Type, Herb. Univ. Calif. No. 200783. 



