87 The West American Scientist — X. S3 



E syn 292; bot Gil 1 : 248. Wp ail 5: stem, and cylindrical, horridly spinous 



59. Wat I 405. Cfc 3:425 462 CoT 4: horizontal branches. The plant was hrre, 



112 245. He 91. Fr 953. only 5 high, but grows about Santa Fe 



"Prostrata vel adscendens; articulis to the height of 8 or io°, and continues 



elongato-obovatis versus basin angusta- to be found as far as Chihuahua and 



tis: pulvillis remotis setas fulvas graciles Parras. In the latter more favorable 



aculeosque paucos (2-3) validos com- climate it grows to be a tree of 20 or 30, 



pressos stramineos seu albidos v rsus and perhaps even 40 feet high, as Dr. 



basin rufos deflexos gerentibus; bacca Wislizenus informs me, a :d offers a 



obovata tuberculata; seminibus m ignis, most beautiful aspect when covered with 



OPUNTIA ARBORESCENS Engeim. its large red flowers. It is evidently the 



E Wis 90; Em 157 f 10; I'n 52; 5: plant which Torrey and James doubtful- 



208; syn 307; m b 58 77 t 75 f 16-17 ly, though incorrectly, refer to Cactus 



seeds; I 14; k 120; wh 130; bot wr. Bleo, HBK. It is nearly allied to Opun- 



E-B 4: 51, t 17 f 5-6, t 18 I 4, t 24 f tia furiosa, Willd., but well distinguished 



12 seed. Sm 250. Lab 492. iVp an 3: opuntia arenaria Engeim. 



896; 5 :56. E syn 301; m b 52 57 t 75 f 15 seed. 



"Caule ligneo erecto, ramis horizon- Wp an 5 : 53. Wu; I 405. Ct3:439, 



talibus. ramulis cvlindricis, tuberculatis, 462. Hm 549. He 91. Fr 970. 



aculeatissimis; areolis oblongis, brevissi- opuntia basilaris Engeim. & Bigeio,w. 



™r f^m^^f^^.;. ~~ i Low; joints 5 to 8 inches long, triangular, 



me tomentosis, aculeos 12-^0 corneos ' .„ tl . . v ' 



proliferous from their base, pubescent, un- 



stramineo-vaginatos teretes undique armed, but beset with numerous dense fasci- 



porrectos gerentibus; ramulis versus api- cles of short brownish bristles, as is also the 



cera floriferis; ovario tuberculato, tuber- ovary - F1 °wers large, 2% to 4 inches in 



„„i- ,„ 1 • , 11, diameter, bright magenta, and very numer- 



culis sub-20 apice sepala subn ata et are- c ' , .„, f \ A fK . . «.„«*«, 



v km. 0U(S; * rmt (jpy^ W1 t n large and thick seeds. 



O-as tomentosas cum setis paucis albidis yar RAMOSA Parish. In cultivation the 



srerentibus- senalis interinrihnc; to-i: typical form becomes branched like the va- 



gcicimuub, sepaus mieiioriDUS IO 13 riety _ One of the most satisfactory cacti that 



obovatis; petalis obovatis, obtusis S. e we know for an amateur's collection, flowering 



.. , _ ,. profusely and growing readily. In ihe deserts 



margmatis; stlgmatlbus sub-8 patulis; f California, Arizona, Nevada and Mexico, 



hficc-A fluvn cirra rwat^ rylr»K^co t„h r tne whole plant sometimes assumes a bro<wn- 



Dacca nava, sicca, ovato-globosa, tuber- ish red> bu p t in cultSvation it &eems to main- 



culata, profunde umbilicata. Mountains tain a glaucous gree<n color. 



of New Mexico to Chihuahua, Parras. opuntia bernardina Engeim. 



, c l4 .. n a . .. ' _ OPUNTIA BIGELOVII Engeim. 



and baltillo; flowers in May and Tune; ,, . ,, ., „ , \ n £ ^ „ orVlV -. , 

 , - f . ,■ ' u " c ,„ * . J . ' . E in E-B 00 t 19 f 1-7; svn 307; bot 



rait, at least about Santa Fe, ripening ^ 1 . ^ w ^ g . ^ ^ wh Q; { 



the second year (Fendler); in the north ^ Toumev G-F 8 :325. Ct3:449, 



5-io K south 20 and more feet high, 5-10' 4(jL Qr w 6 ". 22 m 25# He 9L 



in diameter, last branches 2-4/ long; ()> Bigelowii Fr 981. 



spines of the specimens on Waggon- opuntia bonplandi HBK. is ttcus-indica. 



mound 20-30 in each bunch; further opuntia BRACHYARTHRA e. & b. . 



south only 12-20, generally fewer on the E-B 47 t 12 f 9. K svn 302. Fr 979 



under side of the branchlets; spines OPUNTIA BRASILIENSIS Haw. 



horn-colored, with straw-colored loose OPUNTIA CHLOROTICA Engeim. 



sheaths, from 3-10 lines, generally about E " H 38 ^j 3 f 1 " 3 - E s 3 ?n 2 V ; bot Ca 



6 lines long Flowers purple 3' in diam- J : ^ !f "" 5: f ' 1 4 n m 



f , f •: , , , , 3:422 492. cov 4: 113 240. He 91. 

 eter; stamens red; fruit about v long, y. 



"On Waggon- mound the first (flower- 



Fr 952, 



O. tidballi Bigelow Pac *?y r 4:11 . 

 less) specimens of a strange Opuntia OPUNTIA CURASSAVICA Mill. 

 were found, with an erect, ligneous OPUNTIA CYLINDRICA DC. 



