21 



22 



Diego, Cal. (Palmer). 

 SORGHUM HALAPENSE Pers. 

 SPOROBOLUS AIROIDES Thurb. 



Widely distributed through So Cal.; 

 Baja; Arizona. 

 SPORBOLUS ALTISSIMUS Vasey. 



San Diego (Dr. Edward Palmer). 

 SPOROBOLUS ASPERIFOLIUS Thurb. 



Oregon to Chili; Nebraska. 

 SPOROBOLUS CRYPT ANDRUS A.Gray. 



C D (Or 1491); Oregon; Texas; New En- 

 g!fi n d. 

 SPOROBOLUS DEPAUPERATUS Torr. 



San Bernardino mts (W. G. Wright). 

 SPOROBOLUS RAMULOSUS Kth. 



Texas to California; Mexico. 

 SPOROBOLUS WRIGHTII Munro. 



Texas to Cal.; "Saccaton or Zacate." 

 Genus STIPA Linnaeus. 



STIPA CALIFORNICA Merrill & Davy. 



"A rather stout erect caespitose gla- 

 brous perennial, 7-10 dm high, with plane 

 or involute Ivs and elongated contracted 

 panicles about 3 dm in length: culms and 

 nodes glabrous; sheaths shorter than the 

 internodes, glabrous except on the some- 

 what ciliate margins above; ligule a mi- 

 nute lacerate ring 0.5 mm long, with a 

 prominent fringe of hairs on the appar- 

 ently auriculate margins, 1.5 mm long; 

 blades firm, plane or becoming involute 

 in drying, 2-4 mm wide, 1-1.5 dm long, gla- 

 brous beneath, striate and scabrous 

 above: panicles pale, interrupted, the 

 common axis glabrous, branches solitary 

 or in twos or threes at each node, ap- 

 pressed, fl-bearing throughout, the lower 

 ones sometimes 1 dm long: empty glumes 

 glabrous, hyaline, 3-nerved, about 11 mm 

 long, sub-equal, with a very slender acu- 

 minate apex; fl'ng glumes about 5 mm 

 long, excluding the very acute pilose cal- 

 lus which is 1 mm long, lanceolate, spar- 

 ingly hairy throughout with appressed 

 stiff w hairs which increase in length to- 

 ward the apex of the glume: awn slen- 

 der, 2.5-3 cm long, geniculate, twisted and 

 sparingly pilose below the geniculation 

 with appressed or ascending hairs, sca- 

 brous above." — Merrill & Davy. Univ Cal 

 pub bot 1:61. Jac (Hall 2556). 

 STIPA CORONATA Thurb. 



Chollas (Or 1068); Ubi, Baja (Br); Ari- 

 zona. 

 STIPA EMINENS Cav. 



Chollas (Or 1065); Cruz; Arizona. 

 Variety ANDERSOiNI Vasey. 



Stipa Hassei Vasey. U S Na hb cont 

 1:267 (1893). Santa Monica, Cal. 



Wilcox, bot gaz 34:66. 

 STIPA OCCIDBNTALIS Thurber. 



San Bernardino to Wash. ; Nevada. 

 Variety MONTANA M'errill & Davy. 



"A slender densely tufted form, 2-5 dm 

 high with strict few-fl'd panicles and 

 prominent twiee-geniculate awns, 3-3.5 

 cm long which are ciliate throughout 

 with spreading or ascending w hairs 

 about 1 mm long." — Merrill & Davy, Univ 

 Cal pub bot 1:62. Jac (Hall 2825). 

 STIPA PARISHII Vasey. 



S Ber (Parish); Cantiltes (Or 1151); Ari- 

 zona. 



STIPA SETIGERA Presl. 

 STIPA SPECIOSA T-R. 



Cruz; Rosa; Chollas (Or 503). 



Baja mts (Or 1190); Cal.; Utah; Arizona. 

 STIPA SCRIBNERI Vasey. 



New Mexico; Arizona. 

 STIPA VIRIDULA Trin. 



Cruz; Inyo mts (Coville; ; north. 

 TRIODIA PUDCHELLA Torrey. 



Tricuspis pulcheila Torrey. 

 -Calmalli (Orcutt). 



TRISETUM CALIFORNICUM Vasey. 

 TRISETUM ELONGATUM Kth. 



Texas; Baja (Or 1431, 1437). 

 TRISETUM SPICATUM Rich. 



Genus TRITICUM Linnaeus. 



UNIOLA PALMERI Vasey. 



Along the Colorado river in Sonora, 

 where the Indians gather the grain for 

 fcod (Palmer). 



FERNS. 



SPECIES CREDITED TO SOUTH- 

 ERN CALIFORNIA. 



Genus ADIANTTJM Linnaeus. 



ADIANTUM CAPILLIS-VENERIS Linn. 



Venus-hair or black maidenhair fern. 

 United States. Mexico. 

 ADIANTUM JORDAN! Muell. 



Adiantum emarginatum Eaton notBory 



California; Nevada; N. M. ; Oregon. 

 ADIANTUM PEDATUM Linn. 



Alaska to southern Cal. Maidenhair. 



Genus ASPLENIUM Linnaeus. 



ASPLENIUM F1LIX-FOEMINA Bernh. 

 ASPDEiNIUMVESPERTINUM Maxon. 



Maxon, Torr cl b 27:197 (1900). 



Southern and Baja Cal. Formerly 

 referred to A. trichomanes^ incisum. 

 Feather fern. 



Genus CHEILANTHES Swartz. 



CHEILANTHES CALIFORNICA Mett. 



Hypolepis calif ornica Hook sp Fil 2:71 

 (1858). 



Lace fern. Southern and Baja Cal. 

 CHEILANTHES CLEVELANDI Eaton. 



Southern and Baja California. 

 CHEILANTHES COOPERAE Eaton. 



Central and southern California. 

 CHEILANTHES FIBRIDLOSA Davnpt. 



San Jacinto mts, California (Parish). 

 CHEILANTHES MYRIOPHYLLA Desv. 



Texas; Arizona; southern and Baja Cal. 

 CHEILANTHES PARISHII Davenport. 



Riverside Co., Cal. (Parish). 

 CHEILANTHES VISCIDA Davenport. 



Colorado Desert near Whitewater. 

 CYSTOPTERIS FRAGILIS Bernh. 



Genus DRYOPTERIS Adams. 

 DRYOPTEiRIS RIGIDA-ARGUTA Und. 



California to> Alaska. 



Genus GYMNOPTERIS Bernh. 



GYMNOPTERIS TRIANGULARIS Und. 

 Gymnogramme triangularis Kaulf. 

 Arizona; British Columbia to Mexico. 



Genus NOTHOLAENA R. Brown. 



NOTHOLAENA CALIFORNICA Eaton. 



