557 



loE<Z. P. cernuus Greene l.c. 193, type loc. Santa Catalina Isl., Trask; Fedde l.c. 131, fig. 18R, s. 

 P. commixtus Greene l.c. 176, type loc. Lake Co. or Colusa Co. P. oontortus Greene l.c. 175, 

 based on a spm. from Lake Co. or Colusa Co., Curran. P. crenatus Greene l.c. 175, type loc. 

 Lake Co. or Colusa Co., Curran. P. clegans Greene l.c. 178, type loe. San Emigdio, Kern Co., 

 Eastwood. P. emarginatus Greene l.c. 172 (1903), type loc. foothills near Stanford, C. F. 

 Baker 665. P. exsculptus Greene l.c. 182, type loc. Antioch, Brandegee; Fedde Le. 123, fig. 

 16H, j. P. glyptolobus Greene l.c. 182, type loc. Lakeport, C. F. Baker 3058. P. greeneanus 

 Fedde, Ber. Deutsch. Bot. Ges. 22:94, fig. 2 (1904), based on Mendoeino, H. E. Brown 811, 

 and Bodega Point and Point Keyes, Eastwood; Engler, Pflzr. 4 104 :114, fig. 15B (1909). P. 

 Jiallii Fedde l.c. 130, fig. .18N, type loc. Kenworthy, San Jacinto Mts., Hall 1144. P. heterander 

 Greene l.e. 181, type loc. Butte Co. foothills, C. C. Bruce. P. htipidulus Greene I.e. 193, type 

 loe. San Nicolas Isl., TrasJc; Fedde l.c. 131, fig. 18p, Q. P. hyacinthinus Greene Le. 180, type 

 loe. Thomas Valley, Mt. San Jaeinto, Hall 543; Fedde l.c. 121, fig. 16p, G; approaches closely 

 P. crinitus Greene. P. intermedius Fedde Lc. 119, type loc. Alaraeda Co., W. P. Gibbons. P. 

 leptander Greene I.e. 190, type loe. Huron, Fresno Co., T. Brandegee. P. leucanthus Greene 

 Le. 188, type Joe. San Bernardino foothills, Parish. P. loesenerianus Fedde Lc. 128, type loc. 

 Riverside, Hall 3794. P. mendocinus Greene Lc. 181, Cahto, Mendoeino Co., Eastwood. P. 

 microlobus Greene Lc. 189, type loc. Arroyo Grande, Alice King. P. nigricans Greene I.e. 174, 

 type loc. Midway sta., e. of Livermore, Greene; Fedde l.c. 118, fig. 15j. P. obtectus Greene 

 I.e. 186, type loc. Witch Creek, San Diego Co., R. D. Alderson; Fedde Lc, 124, fig. 17; var. 

 sanctarum Greene l.c. type loc. Santa Lucia Mts., Eastwood. P. ornithopus Greene l.c. 167, 

 type loe. Santa Barbara Isl., Brandegee. P. pectinatus Greene Le. 184, type loc. Alcalde, 

 Fresno Co., Eastwood. P. penicillatus Greene l.c. 185, type loe. "Santa Maria Mts." P. 

 petrinus Greene Lc. 166, type loc. San Pedro, Brandegee. P. pilosellus Greene l.c. 185, type 

 loc. Madera, P. S. BucTcminster. P. proxiinus Greene Le. 172, type loc. Chieo, B. M. Austin, 

 H. E. Brown; Fedde l.c. 118, fig. 15P. P. purpuratus Greene l.c. 168 based on spins, from 

 Monterey and Castroville, Brandegee, Greene. P. quercetorum Greene Le. 173, type loc. Oak- 

 land, Chesnut ; Fedde, l.c. 120, fig. 15H. P. rugosus Greene l.c. 183, type loc. Pilot Ridge, 

 Eldorado Co. foothills, Eastwood. P. setosus Greene l.c. 194, type loe. Santa Barbara Isl., 

 Trask. P. spliaerocarpus Greene l.c. 168, type loc. Colusa Jet., T. Brandegee; Fedde l.c, 117, 

 fig. 15o. P. subereus Greene Lc. 184, type loc. Colusa Co., Brandegee. P. tesselatus Greene 

 l.c. 171, type loc. Briones Hills, Contra Costa Co., Greene. P. tortuosus Greene l.c. 170, type 

 loc. Tracy, C. F. BaTcer 2780. P. turbinatus Greene Lc. 188, type loc. Visalia, T. J. Patterson; 

 Fedde l.c. 127, fig. 18o. P. tym-paniferus- Fedde Lc. 124, fig. 16s, L, type loe. Kenworthy, San 

 Jacinto Mts., Hall 1144. P. verecundus Greene l.c. 191, type loc. San Diego, Greene; Fedde 

 l.c. 130, fig. 18o. P. villpsus Green l.c. 165, type loe. Bodega Pt., Eastwood. 



2. MECONELLA Nutt. 



Annual herbs with opposite leaves. Sepals 3, rarely 2. Petals 6, rarely 4, 

 deciduous. Stamens 6 to 12, or numerous. Carpels 3, combined into a single 

 1-celled ovary, which is 3-lobed or nearly terete. Placentae as many as the 

 carpels, parietal, many-ovuled. Stigmas ovate to subulate. Capsule completely 

 3-valved, dehiscent through the placentae. Species 2, California to British 

 Columbia. (Greek mekon, poppy, and ella, diminutive.) 



, with the leaves all basal or sub-basal and with unbranched hairy scapes; petals light 



yellow; ovary and capsule narrowly obovoid, 3-lobed ..... . ................................ 1. M. linearis. 



Plants with branching leafy stems and glabrous peduncles; petals white; ovary and capsule 



linear ........ ...................... _ ............................................................. . ....................... 2. M. oregana. 



1. M. linearis Jepson n. comb. (Fig. 113.) Plants with the leaves all basal 

 or nearly so, the scapes 4 to 8 inches high and hispid with spreading hairs ; leaves 

 linear, 1 to 2 1/4 inches long, sessile ; sepals brownish ; petals light yellow, cuneate- 

 orbicular or obovate, 4 to 9 lines long; stamens numerous, filaments linear or 

 oblong-dilated, rarely filiform ; body of capsule 5 to 7 lines long. 



Sandy soil in the Coast Ranges from Sonoma Co. to Santa Barbara Co., chiefly 

 near the coast, but inland to the southern Sierra Nevada (Fresno Co. to Kern 

 Co. ) ; north to Oregon. Mar.-Apr. 



Locs. Sierra Nevada: near Fresno, Heaton; Kaweah, Hopping 254; Keene sta., Kern Co., 

 Heller 7807. Coast Ranges: Santa Barbara Co., Summers 21; Castroville, K. Brandegee; 

 San Francisco, C. E. Michener (Hesperomccon platystemon Greene) ; Oakland, Holder 2521 ; 

 Antioch, Chesnut $ Drew (Hcsperomecon angustum Greene). 



Note on variation. The filaments are narrowly linear to oblong, rather rarely filiform. 

 Filiform filaments may frequently be found in the same flower with broader filaments, especially 

 in the case of dwarfed plants: Rowen, Tehachapi Range, Jepson 6715; betw. Marcell and 



