56 JJniversiiij of California Fiiblications in Botany [Vol. <) 



Pedilanthus campester sp. nov. 



CaulibiLs verisiiiiiliter brevibus, ramosis : foliis ovatis, aentis, basi 

 ciineatis, ca. 6 em. loiigis, 3 cm. latis, utrinque pubescentibus : cymis 

 caules vel ramos breves terminantibus ; involucris glabris, rubris, ca. 

 14 mm. longis, postice appendice instructis; peclicellis ca. 7 mm. longis; 

 labio inferiori panliihim retiiso. ea. 4 mm. longo ; glandiilis in fiindo 

 appendieis 2 ; cai)siila ublonga ; seminibus glabris. 



Collected on dry, rocky plains Picacho — San Geronimo. Oaxaca. 

 No. 6885. Type, Herb. Univ. Calif., No. 172985. 



, Myginda macrocarpa s]). nov. 



Frutex ramo.sus, glaber : caulibus teretibus: foliis plerumque 

 oppositis, oblongo-ovatis, aciiminatis, basi cuneatis, margine indistincte 

 sinnatis vel serratis, ca. 9 cm. longis, 4 cm. latis : petiolis ca. 5 mm. 

 longis: paniculis axillaribus, paiicitloris, quam foliis brevioribiis ; 

 pedicellis pediuiciilisque filiformibus, puberulis': fioribus i:>arvis, calycis 

 lobis 4, rotnndatis; petalis 4, reiiexis, dilute rubris; stylo paululum 

 bilobato; fructu obovoideo, rugoso, ca. 15 mm. longo, putamine osseo, 

 1-loculari ; semine erecto. 



Collected at Finca ]\Iexiquito. No. 7063. Type, Herb. Univ. Calif., 

 No. 172804. 



Ayenia dentata sj). 



nov. 



E radice lignosa multicaulis: caulibus dense albo-]mbescentibus, 

 ca. 2 dm. altis : foliis ovatis, acutis, serratis, ca. 2.5 cm. longis, 1.6 cm. 

 latis, supra puberulis, subtus stellato-pubescentibus ; petiolis ca. 7 mm. 

 longis, pubescentibus: fioribus axillaribus; pedicellis ca. 4 mm. 

 longis; calycis segmentis ovato-lanceolatis ; petalis tenuiter unguicu- 

 latis ; laminis subcjuadratis dorso saepe glandula pedicellata 

 auctis, margine integris : antheris 2-locularibus : capsulis dense pubes- 

 centibus, molliter echinatis. 



This species differs from A. pnsilla L. in having the lamina of 

 the petals furnished with a gland and the anthers are 2-celled. The 

 stems are more pubescent and the plant has a very different appear- 

 ance. Collected on dry, rocky plains Picacho- — San Geronimo, Oaxaca. 

 No. 6694. Type, Herb. Univ. Calif., No. 172441. 



Lunania mexicana sp. nov. 



Ramis teretibus, Hexuosis, juvenibus jjuberulis : foliis oblongo- 

 acuminatis, basi cuneatis, 3-nerviis, margine serratis, utrinque glabris, 

 ca. 9 cm. longis, 3 cm. latis : racemis ramosis, ramos terminantibus, ca. 

 5 cm. longis; pedicellis 1-2 nun. longis; calyce demum in sepala 2. 



