1924] Brandegee: Plantae Mexicanae Purpiisianae, XII 411 



Acalypha chiapensis sp. nov. 



Frutex monoicus : caulibus ramisque interne glabris superne paulo 

 pubescentibiis : foliis ovato-acuminatis basi trinerviis utrinque pilis 

 paucis praeditis, jiivenibus primum pilosis, margrine serratis, 4—7 cm, 

 longis, 2.5-4 cm. latis; petiolis foliorum inferiorum usque ad 2.5 cm. 

 long:is, glabris vel hirsutulis, foliorum superiorum brevibus magis 

 hirsutis ; stipulis setaceis 5 mm. longis : inflorescentia mascula axillari 

 usque ad 4.5 cm. longa pedunculum 2 cm. longum includenti, multi- 

 flori, bracteis ovato-acuminatis, 1.5 mm. longis, hirsuto-ciliatis ; in- 

 florescentia feminea axillari ca. 5 cm. longa pedunculum 3-4 cm. 

 longum includenti, 1-4-floris, bracteis 7-9-lobis piloso-ciliatis ; capsula 

 pjlosa. 



Near A. unibracteata, differing in the much larger leaves and more 

 numerous larger pilose bracts of the pistillate flowers. The older 

 leaves lacking pubescence have a lustrous appearance. Collected 

 between Tuxtla Gutierrez and Jalisco, Chiapas. No. 9171. Type, 

 Herb. Univ. Calif. No. 220417. 



Acal3rpha unibracteata Mull. Arg. var. heterantha var. nov. 



Puberula : ramis interdum spicis ca. 3.5 cm. longis, laxifloris, floris 

 femineis sessilibus terminantibus. 



The axillary flowers on long pedicels are similar to those of the 

 usual form of the species. Stems bearing terminal spikes are not 

 common. Collected in fields near Mata Zarza, Vera Cruz. No. 9047. 

 Type, Herb. Univ. Calif. No. 220340. 



Pedilanthus petraeus sp. nov. 



Ramis glabris ; internodiis ca. 3.5 cm. longis : foliis deficientibus 

 (delapsis?) : floribus ad nodos secus ramulos dispositis; pedicellis ca. 

 5 mm. longis, glabris basi bracteis iis brevioribus tomentosis suffultis ; 

 involucris rubris ca. 7 mm. longis, labio anteriori ad basim usque 

 fisso, lobis obtusis : lobis lateralibus anguste oblongis fere omnino 

 liberis ; appendice saccif ormi, lobo integro. intus glandulis 6 gerenti ; 

 pedicellis antherarum stylique glabris; stylo apice trifido. Fructus 

 deest. 



Collected in the state of Vera Cruz. No. 8885. Type, Herb. Univ. 

 Calif. No. 218896. 



Cormonema multiflorum sp. nov. 



Ramis glabris plerumque ramulis 1-10 cm. longis instructis : foliis 

 late ovatis, glabris, basi cuneatis, apice obtusis, margine integris 

 2-4.5 cm. longis, 1.5-3.5 cm. latis ; petiolis ca. 5 mm. longis, brunneo- 



