538 _— 
monosperma magnitudine fructuum Pruni spinosue, epicar- 
pio coriaceo,, mesocarpio tenui, medullari, subsicco, eudo- 
earpıo osseo, albido, crasso, exlus irregulariter alveolato - 
Iacunoso, Semen pendulum globosum, arcuainm, 3 lin, eras- 
sum. Albumen subnullum. Embryo homotropus; colyledoni- 
bus conduplicatis, apice emarginalis; radieula erassiuscula, 
ineumbens, supera. 
in Peruria ad Pozuzo, Rniz et Pavon. 
M, Ehrenbergiana Kl. Ramis tenuibus, cinercis, 
fexnosis, snbtrigonis, evanescenti-puherulis; foliis breri- 
ovatis, rigidis, acumine brerissino, obtuso insiractis, basi 
obtusis aut leviter-cordatis, margine remole-serratis, ufrin- 
que olivaceis, supra glabris, subtus evanescenti-puberulis, 
venis prominentibus, sordide- lavescentibus, sparsim puberu- 
lis; petiolis teretibus, evanescenti-pnberulis, supra versus 
apieem suleatis; fructibus glahris, oblongis, Jaete-fuscis, 
Rami ramulique erassitndine pennae columbinae hrevis- 
sime-aculeatae, aculeis solitariis reetis, subulalis, evanes- 
venti-pubescentibus, sesquilineam longis, Petioli tenues eur- 
vali, 3 lin. longi. Fructus obovato-ohlongi, magnitudine 
putamivis Pruni Cerasi, 
Mejico, C. Ehrenberg n. 1114, 
M. brevifelia Kl, Ramis subeompressis, subgenicu- 
lato - Nexuosis acnleisqgue suhreeurvis, solitariis, geminisve 
evanescenti -pnberulis; stipulis faleatis, pubescentibus, albi- 
dis, deciduis; foliis membranaceis, triplinerviis, oblongis, 
acatis, basi truncatis, supra medium remote-serratis, Snpr& 
sparsim - hirtis, saturate - viridibus, subfus pallidioribus 
petiolisque pubescentibus; racemis axillaribus brevibus, mo- 
noieis, iu inferiore parte masculis; flore foemineo terminaliz 
orario ovalo, Apice altenuato, evanescenti - hirlo. 
Rami ramalique compressiasculi, geniculato - Bexuosi, 
eranescenti - pnberuli, acnleati, Aculei patentes, subnlat, 
