97 



PLATYSTEMON DENTICULATUS Gne. j n extent. The mesa back of San 



denticu'laVa 4 '' eri ' 1 ' f r Placystigma Diego, near the normal school, is its 



PLATYSTEMON LIXEARIS Curren. western limit, where it is only a small 



Platystigma lineare Bentham. shrub, but it extends east to Texas 



PLATYSTEMON OREGAXUS Curran. an r) R0 nth to th A~~~itine republic 



Platystigma californicum B & H. 



Meconella denticulata Greene. 

 ^[co^ellii californica Torrey. 



Genns ARGEMOXE Linnaeus. 



Setose and spinulose-dentate chiefly 

 ann herbs with orang-e-y and acrid 

 juice and sinuate or p'innatifid Ivs: 

 Sep with cornute tip or appendage be- 

 low the apex: Pet 4 to 6: Sta num: 



desert tree, slender, 15-20 feet high; 

 not rare from Riverside county south- 

 ward into Lower California, abund- 

 ant in Palm valley, not far from San 

 Diego. 



PRUXUS ILICIFOLIA \Valp. 



The holly-leaf cherry is a beautiful 

 dark evergreen shrub, yielding a 



v.-hat ra Mate an ? united on the sum- 

 mit of the vev;- sb~t ^bsol^tp sty. 

 ARGEMOXE CORYMBOSA Greene. 



urittnv. Lai HC o j:oy. Jvioiiave Des- 

 ert (Curran). 



"Probably a depauperate form of A. 

 hispHa." 

 ARGEMONE HISPIDA A. Gray. 



See A. plar-ceras L & O. 



Argemone Californica? of cataloguea. 



"PhinlntP"- ThUH* Pnrmv 



Davidson PI LA Co 

 ia- wk whitA 



? 3 Ji *-l! ^' 1Ite - . . 



AWPTTMnv^^YTPAiiT 1 Vinn am> 

 ARGEMONE MEXICANA Linn 



bis y; sparingly naturalized in Cai. 

 ARGEMOXE PLATYCEKAS T &"o. 



in^o'nf^e 

 Perote prope Har-ienla de la Laguna." 

 -Ai-gemone hispida A. Gray. Fls w. 

 Hall, U 81. "Prickly, or Thistle, 



Cockerell 5 -6 

 Variety HISPIDA Prain. 



.- 1 e- ect, simple or rarely branching 

 2-rt drn high, hispid throughout ani 



^prickles- "ivYcllO S'kSftti iowS 



rjirrov/i-'d to a winged petioi-->, me up- 

 per per-s : !(-; fls w, 5-8 cm broad; cap- 

 sul- oMrng, 3 cm long, very prickly; 



W Ab"raS Fl LA 1 ' 162. Occasional in 

 dry exposed slopes or dry canyon tloors 



PVITANT^RACEMOSUS Nutt. 



The sycamore is a spreading, lofty 

 tree common near water courses from 

 the coast to the desert, up to an alti- 

 tude of 3.000 or 4,000 feet. "A tree 

 growing in sandy loam at San Bernar- 

 dino measures 9% feet in circumference 

 at 3% feet from the ground; height 

 about 60 feet." Parish, Zoe, 4:3. 

 fROSOPIS JULIFLORA D. C. 



The mes q uite is the moBt abundant 

 desert tree, rarely over 20 feet high, 

 often forming extensive groves miles 



. 



or ornamental planting. 



CBANOTHUS ORCTJTTH Parry. 



"Branches flexible. dull reddish, with 

 short, hspid pubescence; leaves petiolate, 

 broadly orbicular to oblong-cordate, 

 usually rounded obtuse. 30-40 mm. in 

 length, often as broad, irregularly erlan- 

 dular-serraie. sparing y hi=p'd above, 

 strongly triple-nerved beneath. with 

 prominent hairy ciUate veins: inflores- 

 cence axillary, oval scarcely exceeding 

 the leaves, rather contact, with rubes- 

 cent rachis. and smooth pedicels: fl. ao- 

 parentlv whte or light blue (seen onlv in 

 f ^ lpn fragrmcnts): fr. glandular-hispid. 

 wi < h corrugat ed resinous epicarp. and 

 conspicuous crests: seeds light brown." 



' 



ZIZTPHUs PARRY! Torr. 



Parry's lotus or jujube is found in 

 gravelly ravines near Pan Felipe and 

 Rock Springs, in San Diego county, 

 south into Lower California, and east 

 of San Bernardino. The fruit is %-% 

 inch long, of a dull brownish cadmium 

 ye iiow color, mealy and dry. It is 

 ^n unsymmetrlcal thorny shrub, 4-15 

 feet high. Said to make excellent jelly 

 Hk e its near relatives, the classic lotus 

 and ju j ubes , so well known as the 

 source of jellies and confections of 

 various kinds. 



KRAMERIA Linnaen 8 . 



Small shrubs or somewhat woody per 



fl s snl^arv, on axillary bracted peds, 

 pir-plifh: s*>p 5 somewhat unequal, 

 m^ or J-s Pet like: pet ^5, the a ! up Per 



J^e? enortf sessile and fleshy: sta. 4, 

 united below: anth 2-celled. dehiscing* 

 oMi^uelv -n th a^px- ova simple, 

 silky: ovules 2 pendulous from towai 

 the^aoe. Q 0f the cell^sty ^unple. 



gH9; . VpT-mi^ai; capsule globose, coriace- 

 ous, indehiscent, spinose or muricate, 1- 



