218 ANACARDIACEZ. 
6. Rhus microphylla, Engelm. in Gray, Pl. Wright. i. p. 31. 
Tuxas.—Norra Mexico, Chihuahua and Sonora (Torrey), region of San Luis Potosi, 
6000 to 8000 feet (Parry & Palmer, 126). Hb. Kew. 
7. Rhus mollis, H. B. K. Nov. Gen. et Sp. vii. p. 10, t. 602. 
Stiphonia mollis, Nutt. oe | | | 
Sour Mexico, near Queretaro (Humboldt & Bonpland), Misteca Alta, Oaxaca 
(Galeotti, 7187), Cerro de San Felipe (Liebmann), Arayan (De Berghes), Atotonilco el 
Grande (Hartweg, 280). Hb. Kew. | 
8. Rhus pachyrrhachis, n. sp. — 
Molliter villosa, ramis crassiusculis, foliis imparipinnatis petiolatis, foliolis 7-13 breviter petiolu- 
latis crassiusculis coriaceis szepissime oblongo-lanceolatis margine recurvis supra demum 
glabrescentibus nitidis, rhachi crassa tereti, floribus mediocribus in paniculas parvas dispo- 
sitis, sepalis 5 membranaceis ellipticis concavis ciliolatis, petalis 5 oblongo-ellipticis, fl. 9 intus 
infra medium barbatis, fl. ¢ nudis, stigmatibus late dilatatis recurvis, drupa coccinea villosa, 
semine fusco nitido. | | | | 
Arbor vel frutex, novellis molliter villosis, ramis crassiusculis. Folia imparipinnata, petiolata, 3-6- 
pollicaria; foliola 7-18, breviter petiolulata vel interdum fere sessilia, crassiuscula, coriacea, 
sepissime oblongo-lanceolata, sed interdum ovata, obovata, oblanceolata vel fere orbicularia, 
1-2-pollicaria, obtusiuscula nec mucronata, supra demum glabrescentia nitida, costa infra 
elevata, margine recurvo, rhachi et petiolo teretibus crassis. lores mediocres, subsessiles, basi 
unibracteati, bibracteolati, in paniculas parvas (1}-3-pollicares) axillares vel rarissime termi- 
nales dispositi; bracteis late ovato-rotundatis, bracteolis ovato-ellipticis bracteisque concavis, 
subcrustaceis, persistentibus, quam flores brevioribus ; sepala 5, elliptica, concava, membranacea, 
persistentia, extus hirsuta, margine ciliolata; petala 5, oblongo-elliptica, concava, sepalis duplo 
longiora, fl. g intus nuda, fl. 9 intus infra medium barbata; stamina 5; discus annularis, 
carnosus, aurantiacus ; ovarium dense hirsutum, stylis brevissimis, stigmatibus late dilatatis 
recurvis. Drupa spheroidea, circiter 4-5 lin. diametro, coccinea, villosa; semen compresso- 
ovatum, fuscum, nitidum. 
Norra Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 125); 
Sourn Mexico, Chiapas ((Ghiesbreght, 511). Hb. Kew. 
9. Rhus? perniciosa, H. B. K. Nov. Gen. et Sp. vii. p. 10. 
Sourn Mexico, near Santa Teresa and near Tepecuacuilco, 3100 feet (Humboldt & 
Bonpland). | 
10. Rhus polyantha, Benth. Pl. Hartw. p. 60. 
Sourn Mzxico, Villa Alta, in the mountains of Chinantla (Hartweg, 453). Hb. Kew. 
11. Rhus potentillefolia, Turcz. in Bull. Soc. Nat. Mosc. 1858, i. p. 469. 
Sourn Mexico (Galeotti, 4006 a). 
12. Rhus rubifolia, Turcz. in Bull. Soc. Nat. Mosc. 1863, i. p. 612. 
SourH Mexico, Oaxaca (Galeotti, 3947; Liebmann, 27). Hb. Kew. 
13. Rhus saxatilis, DC. Prodr. ii. p. 71; Calques des Dess. Fl. Mex. 192. 
MEXIco. a 
