RHUS. ANACARDIACEJE (AUCT. ENGLER). 383 
B, Sumac (Engl.); foliolis superioribus ovato-lanceolatis lanceola- 
tisve, acuminatis, emm serratis aut subintegris. — Rh. Sumac 
Ib Tor; ke Bt 
Siena (Parlatore): hn Tm Pilippo d'Argiro (Parlatore). 
8. Foliola utrinque valde obtusa, pinnatisecta, lobis obtusissimis. 
9. Rh, potentillæfolia (Turcz. in Bull. Mose,, 1858, I, 469); 
ramulis, petiolis atque folis subtus dense fulvo-tomentosis; foliis 
6-7-jugis petiolo terete; foliolis subeoriaceis supra sparse cinereo- 
pilosis subtus dense tomentosis sessilibus, horizontaliter patentibus 
oblongis basi truncatis apice obtusis, inciso-lobatis, lobis semiovatis, 
obtusis, valde rugosis, nervis lateralibus atque venis supra profunde 
inseulptis; panieulis compositis, ramulis extimis corymbosis, pedi- 
cellis brevibus, bracteolis linearibus vel lineari-oblongis atque floribus 
longe cinereo-pilosis; calycis segmentis oblongis obtusis, dimidium 
petalorum paullum superantibus; petalis oblongis extus breviter 
pilosis; staminum filamentis filiformibus quam antherz leviter ovatæ 
multo longioribus; drupis subglobosis leviter compressis. 
rutex ramulis apice folia numerosa gerentibus. Folia circ. 1-1,5 dm. 
longa, interstitia interjugalia 1-1,5 em. longa; foliola media atque 
suprema 1,5-2 cm. longa, infima multo breviora, lobi 3-4 mm. longi 
et lati. Paniculæ 7-9 cm. longs ramulis seeundariis inferioribus 
1-2 em. longis, pedicellis 1-2 mm. æquantibus. Calyeis segmenta circ. 
1 mm. longa. Petala 2 mm. longa, vix 1 mm. lata. Staminum fila- 
menta fere 2 mm. longa. Ovarium subglobosum subacutum, 1 mm. 
longum. 
Mexico, Oaxaca (Galeotti, n. 4006 A. Jurgensen, n. 283 in herb. 
Deless., Karwinski in herb. Monac.), al. locis (Andrieux, n. 226 in 
herb. Deless., n. 466 in herb. cæs. Vindob.). 
b. Drupæ majores sparse hispido-pilosæ. Petiolus plus minusve alatus. 
10. Rh. eopallina (L. Spec., 380); foliis subcoriaceis, supra 
nervis puberulis exceptis glabris, obscure viridibus, nitidis, subtus et 
petiolo dense pilosis, 4-10-jugis; petiolo terete vel plus minusve alato ; 
foliolis oblongis vel lanceolatis, basi obtusis vel acutis, plus minusve _ 
inæquilateris, integris vel serratis; paniculis in axillis foliorum supe- 
riorum atque terminali panieulam compositam quam folia duplo bre- 
viorem dense cinereo-pilosam formantibus ` pedicellis brevibus ` calycis 
