95 



Echiuopterys Lappula Jnss. The leaves of tliis plant are quite variable, aometimea 

 obtuse, iv^iuu the uj^per ones acuininate. This is the same as Palmer's Guaymas 

 (1887) plant referred here by Watson, ditl'erins only slif^htly from hie description. 

 Our plant differs considerably in habit, boin^^ a climbing shrub covering the tops 

 of surrounding bushes. Alamos. No. 404. 



Galphimia Humboldtiana Benth. Dr. Palmer says: "It is the most beautiful 

 plant of the mountain, forming a conspicuous object along the arroyos. It grows 

 6 to 8 feet high with one or more stems and a compact top of numerous racemes 

 of bright yellow ilowers as if polished, changing by age to light brown; this 

 double coloring of the tiowers contrasts strongly with the dark green of the leaves 

 and gives it a .just claim for cultivation." Mountains about Alamos. March 20 

 ito April 8. No. 2S4. 



"Heteropterys Portillazia Watson, Proc. Amer. Acad. xxii. 402. This epeeies was 

 described from flowering specimens only, and as both flowers and fruit are now 

 at hand additional characters are here appended. Flower buds pink to rose-col- 

 ored : styles 3 : samara puberuleut, 1 to 'A mostly 2, rarely 3, with several lateral 

 crests; the dorsal wing 9 lined long. Dr. Palmer says the fruit, which is of a 

 shiny brick-red color, grows in large masses, making it very attractive, and he 

 considers it a valuable plant for cultivati(m. A very common plant about Alamos 

 growing over brush and bushes especially along water-courses and in canons. 

 September 16 to 30. No. 655 in flower aud No. 656 in fruit. The only other time 

 it has been collected was by Dr. Palmer at Baranca, Jalisco, in 1880. 



Tribulua maximus L. Called "goeonduua " and is used for the cure of insect and 

 reptile bites. Common at Alamos but not collected; grows on rich bottom at 

 Agiabampo. October 3 to 15. No. 78G. 



Tribulus grandiflorus B. & IT. Flowers orange with red blotches at base. In rich 

 bottom, common at Alamos but not collected. Agiabampo. October 3 to 15. 

 No. 783. 



Geranium sp. The single specimen is without flower or fruit. Collected in a shady 

 ravine near the top of the mountain. No. 357. 



Wimmeria confusa Hemsley, Diag. PI. Nov. Fasc. i. 6. A large shrub or small 

 tree, sometimes 4 inches in diameter. Alamos. September 16 to 30. No. 618. 



Ceanotlius buxifoliu3 Willd., fide Mrs. Brandegee. Alamos Mountain. March 25 

 to April ri. No. 336. 



Gouania Domingenais L. A climbing shrub. Plants mostly in fruit, only a few 

 flowers were found and those were canary color. Common along caflons and 

 water-courses. Alamos. September IG to 30. No. 675 (flowers). No. 676 

 (fruit). Collected also in fruit, March 25 to April 8. No. 323. 



Serjania Mexicana Willd. A climbing plant with long slender stems with scat- 

 tered short prickles: flowers sweet-scented, white, in racemes 3 to 4 inches long. 

 Dr. Palmer says the Mexicans use the stem to tie wood, grass, etc., into bundles, 

 its 8(reugth and pliability making it very applicable for such purposes. It is 

 called "quirote culebra." Alamos. March 2(Uo April 8. No. 383. 



Vitis A.rizonica Engelni. Probably this species Only collected in flower. The 

 fruit is said to be of no value. Only two plants seen. Found climbing over 

 rocks, along a water-course, half way up the Alamos Mountain. March 26 to 

 April 8. No. 296. 



Rhus Palmeri, n. sp. Large shrub or small tree, 5 inches in diameter, 6 to 15 feet 

 high, with largo loosely-hanging top; branches pnberulent : leaves pinnate; 

 rhachisnot winged; le.aflets5to 13 mostly 9 to 11, elliptical-oblong, H to 2 inches 

 long, acute, mucronate-tipped, appressed. pubescent: panicle terminal, 3 to 5 

 inches long: flowers unknown: berries glabrous, red, 3 to 5 lines in diameter, 

 acid, very vis'iid.— Along a water-course half way up the Alamos Mountain, 

 March 26 to April 8. No. 321. Although not iu flower this ia evidently a Ehua 

 and seemingly nearest 7^. jitglandifolia Willd. of Southern Mexico, but the leaf- 

 .lets are smaller and pubescent. 



