27 



Cacti.— Orcutt. 



28 



bntfwn or black), stout and angular, straight 

 or curved central spines, 1 to 3 inches long. 

 Flowers very numerous, bright magenta, oiften 

 ^ inches across, followed by delicious fruits, 

 with mucb the same flavor of a strawberry, 

 red, pulpy, filled with black seeds. Utah, 

 California, Baja Oalifornia and Arizona. 

 CEREUS ENNEACANIHUS E. 

 CBREU9 FENDLERI E. 



Bot :i)agt6533; Weber diet 278. 



Echinocereus fendleri F ed 2, 801. 

 A queer irregular caespitOEe plant of 

 Arizona, New Mexico and Sonora, rarely 

 more than 12 heads in a cluster, S'tems 3-4 

 Inches in diameter and about 6 inches 

 high, distinguished by the one usually 

 black central spine, which often curves 

 upward. Flowers magenta colored. 

 CEREUS GLOMERATUS E, Is C. Mari- 



timus Jones. 

 CEREUS KNIPPELIANUS Oicu.t 



Echinocereus knippelianus Liebn. 



MfK 5:loii, 17.); KS Ui.m itZ f 47. 



E. liebnerianu>» "(vfiri)' l^.alt cmci jour2:'2o2. 



CEREUS LEONENSIS Crcu'.t. 



Echinc cereuo iton_ns s MaiiiS. 

 CEREUS LONGISETUS E. 



Echinocereus lungisetiis Leui tait 57. 



Is viridiflorus fide Oniii t rev 32. 

 CEREUS MAMILLATUS Hge. 

 CEREUS MARGINATUS DC. 



"St'eni simple or brancbing at apex, 

 erejt, dark green, 5-7.5 cm :n diame.er, 

 r-bs 5-7, obtuse, with acute .ntervals, wool- 

 ly through the whole Ungth on account of 

 the ccn utnt areo ae; tpines 7-9, short (4-6 

 mm) and conical, r gid, grayisn (ycunger 

 ones purpMsh-b.acx, the central scarcely 

 distinct fr_m the rest); flower brownish 

 purple, Sicnder-tubular, 3-5 cm long-; fruit 

 globular and spiny. Type unknown. 

 From San Luis Fotosi southwe-t through- 

 out M'xicD. Thi s.em is oiien covered 

 with a woody crust, and the woolly con- 

 fluent areolae aae often double. It is said 

 to be freuently used for hedges in south- 

 ern Mexico."— Cculter, Cont Na hb 3:3j9. 

 Cereus j^err.matvs Zuce ex Pfr Enum 96. 

 CEREUS MARITIMUS M. E. Jones. 



"Caespitose, heads 5-2.0 'n a bur oh, 

 whicii is often 2-B feet in diameter and a 

 foot h gb; tach plant cylindiicil, o a e 

 or in imail S-ecnens a most lound, 1%- 

 4 inches long", ti ree-fourths to 1% wide; 

 pri/ cipal tp n3s 4. stia'ght, angled and 

 somewhat iwistcdi at bas?, 11% irc.es 

 long, bereath tl-.ese are 8-10 vtr.- shoit 

 spines which are ei.ner stiaight or 

 hooked; spines light brown, except when 

 young, then red at base, springing from 

 a very short tut cop ous woo ; flowers 

 light yellow, aboi t .14 a.ches long and 

 wide: pe als cblanceolate or obovate, 

 roundea, mar- i i irregular- ovary obo- 

 va'.e. gessile or £h 'it stalked, covered 

 witii lu.chrs of whit 3 or yellow, often 

 booked, short spires ard crisped w^ol; 

 fruit not mature. Encenada, Baja Cali- 



fornia."— Jones, Am naturalist 17:973 

 (S li83). 



Cereus glomeratus et ttaviflorus E. C. 

 sanborgianus? C. mari.lmus Cculter, in 

 part. 



CEREUS MOJAVENSIS Engelm. 

 CEREUS PACIFICUS E. 



Cereus phoeniceus var. pacificus En- 

 gelm, MS. 



"Plant cespitose, 1-4 feet in diameter, 

 few to 500 short stems (6-9 inches long and 

 2-214 inches in diameter) in each, forming 

 dense oval cushions; stems with 10-U ob- 

 tuse ribs, shallow intervals, and an equal 

 number of internal ligneous fibers; radial 

 spines 1-12 and of an average length of 

 one-fourth inch, the 4 cen'ral spines lar- 

 ger, three-fourths to 1 inch long, slender, 

 white; flower an inch across, icluding the 

 ovary li^ inches long, the oblong spatu- 

 late sepals bright red with a broad pur- 

 plish m4d vein; ovary and fruit with 25-30 

 spiny areolae; fruit fleshy with numerous 

 small seed; stamens slender, as long as 

 sepals; anthers small, red; style three- 

 fourths inch long, stigmata 6-8, greenish." 

 —Or W 2:46 (Je 18S6). 



Type locality, near Todos Santos bay, 

 Lower California. 

 CEREUS PECTINATUS E. 

 Variety CENTRALIS Coulter. 



"Plant G-8 cm high; centrals usually 4, 

 the lowest very short (3-i mm) and cor- 

 rect, the upper 2 or 3 as long as the radi- 

 als (scmetimes longer), and recurved up- 

 ward. Type, Wilcox of 1894 in Na hb. Ar- 

 izona, near Fort Huachaca."— Coulter, 

 Cont Na hb 3:286. 

 CEREUS POLYACANTHUS Engelm. 



Echinocereus polyacanthvisF ed 2, 790 f. 



Cereus leeanus Hooker bot maa t 4417; Hems 

 543; Weber diet 278. 



Echinocereus leeanus Lem cact57; F ed3, 828- 



Cereus multicostatus Cels cat. 



Coreus pleigonns Lab mon 317. 

 CEREUS POSELGERIANUS A. Lke. 



Ichinocereus poselgeiianus A Lke AGZ1857, 

 239; F ed 2. 77.-): KS nat 185; mon i:57 (non pos-ri). 

 CEREUS PROCUMBENS E. 

 CEREUS RIGIDISSIMUS Engelm. 



Cereus pectinatus, var? rigidissimus H 

 Am ac pr 3:279; Mexican boundary R, 31; 

 collected writings 136, 195. 



Echinocereus candicans of catalogs. . 



The R-.inbov,' Cactfs of So\i1hern Ari- 

 zona and Sonora is noted for the beautiful 

 and varied coloring of the all radiatiiis 

 and interlocking, extremely rigid and 

 acuto spines, the latest ones of each sea- 

 son being rcse-colore 1, and the earVest 

 ones a pale yellowish, this I'orming varie- 

 gated rirgs F round the stems. Flowers 

 2y—Z inches high. 2 rr 3 in diameter. 

 CEREUS ROEMERI F. 

 CEPETS ROEITERI E. 

 CEREUS STRAMINEUS Engelm. 



