368 University of California Publications in Botany [Vol.6 



This species is related to E. capitellata Engelm. and E. puherula 

 Fernald. Collected near San Luis Tultitlanapa, Puebla. No. 3428. 

 Type, Herb. Univ. Calif. No. 136670. 



Jatropha urens L. var. longepedunculata var. nov. 



Petiolis deinde 2 dm. lougis interdum parce stiniulosis; laminis 

 foliormn usque ad 15 cm. longis, 25 cm. latis, ultra medium 5-lobatis 

 lobis oblongis profunde lobatis, utrinque glabris ; peduncuiis demum 

 2 dm. longis parce stimulosis ; corymbis ca. 75-floris. 



This seems to be a large glabrous form of J. urens L. The only 

 differences are : its long peduncles, large leaves and perhaps the styles 

 are not connate at base. Collected near Zacuapan, Vera Cruz. No. 

 7639. Type, Herb. Univ. Calif. No. 191126. 



Hibiscus (Bonihycella) Purpusii sp. nov. 



Arboreus, dioicus : ramulis cinereis : f oliis ovato-lanceolatis, basi 

 trinerviis, margine crenato-serratis, subtus parum stellato-hirsutis 

 venis prominentibus. 5-10 cm. longis, 2-4 cm. latis: petiolis ca. 7 mm. 

 longis : floribus axillaribus fere sessilibus ; calycis lobis ovato-acumi 

 natis dorso parum pubescentibus glandulosisque ; bracteolis ca. 5 

 lineari-lanceolatis usque ad 5 mm. longis: fiorum masculorum petalis 

 ovato-acuminatis ca. 9 mm. longis calycem paululum superantibus, 

 prope basim longe ciliatis, flavido-viridibus : stylo ovarioque nullo ; 

 eolumna staminea extrosum antherifera apice in ramos plus minus 

 divisos secta; capsula subglobosa quam calyce breviori, loculicide 5- 

 valva, stellato-hirsuta, seminibus in loculis 2 reniformibus lanatis. 

 Flores feminei desunt. 



The species is represented in the herbarium by two collections made 

 in different years. The first consists of a few branches bearing fruiting 

 capsules. The numerous flowers of the second are all staminate. The 

 petals are similar to the calyx in color. Collected in the vicinity of 

 Zacuapan, Vera Cruz. Nos. 7545 and 7546. Type, Herb. Univ. Calif. 

 No. 138282, fruiting specimen, and No. 185410, flowering specimen. 



Ayenia peninsularis s)). nov. 



Fruticulus ramosus ca. 2.5 dm. altus: caulibus pubescentibus pilis 

 reflexis : foliis ovato-acuminatis grosse serratis, basi rotundatis vel 

 cuneatis, uti-iiK|ue pi-aecipue ad venas parce hirsutis, usque ad 4 cm. 

 longis, 2.5 cm. latis; petiolis ca. 2 cm. longis, pubescentibus; pedicellis 

 1-3 axillaribus demum 1.3 cm. longis; sepalis teneris oblongo-acutis ; 

 petalorum laminis flabellifoi-mibus basi acutis, dorso glandula elavae- 

 fonni auctis; antheris 2-locularibus. Fruetus maturus igiiotus. 



