570 ONAGRACEAE 



Brown cf- Wicslandrr 38; Pavncs Sprs., e. Siskiyou Co., ^f. S. Baker. North Coast Ranges: Trin- 

 ity Suimnit, lluinl>oldt Co., Tract/ 5234; Shackelford Canon, w. Siskiyou Co., C/mndier 1702. 



Var. exaltatum Jcpson comb. n. Stems slender; flowers large, the petals becoming 4 to 6 

 lines long. — Moist ground, 3800 to 7000 feet: Sierra Nevada from Tulare Co. to Amador Co.; 

 Humboldt and Siskivou Cos. July-Aug. 



I^ocs.— Sierra Nevada: Huckleberry Mdw., Giant Forest, Newlon 50; Soquel, Madera Co., 

 Congdon; Silver Lake, Amador Co., Earle Mnlliken 118. Coast Ranges: Grouse Creek, Humboldt 

 Co.,'Chrsnut rf- Dreu- : Deetz sta., Siskivou Co., IleUrr 11,712. 



Refs.— Epii.obum brevistylum Barbcy; B. & W. Hot. Cal. 1:220 (1876), tj-pe loc. Sierra 

 Co., Lemvwn: Jepson, Man. 670 (1925). E. concinnum Congd. Erythea 7:184 (1899), type loc. 

 "on trail to the Soda Springs of the San Joaquin River", Congdon. E. ursinum Parish ; Trel. Rep. 

 Mo. Hot. Card. 2:100, pi. 31 (1891), type loc. Bear Valley, San Bernardino Mts., Farish 1619. 

 E. brevistylum var. vr.sinum Jepson, Man. C70 (1925). Var. pringleanum Jepson, Man. 670 

 (1925). E. pringleanum Ilausskn. Mittheil. Geogr. Gesells. Jena 7:5 (1888), type loc. "moun- 

 tains about the headwaters of the Sacramento River", Pringle. E. ursinum var. subfalcatum Trel. 

 Rep. Mo. Bot. Gard. 2:101, pi. 32 (1891), type from Cal., Gray. E. delicatum var. ienue Trel. Rep. 

 Mo. Bot. Gard. 2:99, pi. 28 (1891), type loc. Union Co., Ore., Cusick 911; not E. tenue Kom. 

 (1905). E. hrevisiyhim var. ienue Jepson, Man. 670 (1925). Var. exaltatum Jepson. E. 

 exaltatum Drew, Bull. Torr. Club 16:151 (1889), type loc. Grouse Creek, Humboldt Co., Chesnut 

 4" Brew. E. calif ornicum var. exaltatum Jepson, Man. 670 (1925). 



13. E. minutumLindl. Chaparral Cottonweed. Stems simple or subsimple 

 and erect, or ^vitll many ascending opposite branches, 2 to 16 inches high; herbage 

 puberulent ; leaves rather remote, tlie blades lanceolate, oblanceolate or narrowly 

 oblong, thickish, entire or remotely denticulate, 3 to 10 lines long, tapering to a 

 distinct petiole; flowers distributed along the stem in the axils of the reduced 

 leaves; calyx-tube less than ^2 liiie long; petals pink, rose-color or white, emargi- 

 nate, ^ to 2Y2 lines long; capsule arcuate, short-pediceled or even sessile. 



Rocky outcrops, pine or oak belts, or in chaparral, 100 to 4500 (or 7000) feet: 

 Sierra Nevada from Mariposa Co. to Modoc Co.; Coast Ranges from San Luis 

 Obispo Co. to Humboldt Co. North to British Columbia. Apr.-June. 



Locs. — Sierra Nevada: Snow Creek, Yosemite, Jepson 10,494; Yankee Hill, Columbia, Jep- 

 son 6399; Angels Camp, Calaveras Co., Bavy 1466; Pilot Hill, Eldorado Co., K. Brandegee; 

 Marston sta., Plumas Co., Keller 10,844; Burney Falls, Shasta Co., Baker 4" Nutting; Forest- 

 dale, Modoc Co., Baker 4' Cutting. Coast Ranges: Perfumo Canon, San Luis Obispo Co., E. P. 

 Unangst 838; Picacho Peak, San Benito Co., Hall 9949; Alma, Santa Clara Co., Heller 7346; 

 Woodside, San Mateo Co., C. F. Baker 749 ; Mt. Tamalpais, Jepson 14,468 ; Howell Mt., Napa 

 Co., Tracy 1499; Mt. St. Helena, Jepaon 10,374; Ilkiah, Bolander 3825; Potter Valley, Mendo- 

 cino Co., Purpus; Horse Mt., Humboldt Co., Tracy 7617; Kneeland Prairie, Humboldt Co., Tracy 

 2627; Oro Fino, Siskiyou Co., Butler 612. 



Refs. — Epilobium minutum Lindl.; Hook. Fl. Bor. Am. 1:207 (1834), type from "north- 

 west coast of America", Menzies; Jepson, Man. 670 (1925). Crossostigma lindleyi Spach, Monog. 

 Nouv. Ann. Mus. Par. ser. 3, 4:328 (1835). E. adscendens Suks. Deutsch. Bot. Monatsehr. 18:87 

 (1900), type Suksdorf 81, Washingto-n. E. adscendens var. canescens Suks. I.e., type loc. 

 "Falkenthal, Klickitat Co., Wash.," Suksdorf 2147. E. minutum var. canescens Suks. Deutsch. 

 Bot. Monatsehr. 18:87 (1900). E. congdoni Levi.; Fedde, Rep. Nov. Spec. 5:98 (1908), type loc. 

 Sausalito, Marin Co., Congdon. E. minutum var. biolettii Greene, Pitt. 2:296 (1892), type loc. 

 s. slope Mt. Tamalpais beyond Mill Valley, Bioletti; Jepson, Man. 671 (1925). E. minutum var. 

 foliosum T. & G. Fl. 1:490 (1840), type loc. "dry rocks, Oregon and the Rocky Mts. of Cali- 

 fornia", Kuttall. E. foliosum Suks. Deutsch. Bot. Monatsehr. 18:87 (1900). 



14. E. paniculatum Nutt. Summer Cottonwtsed. Stem simple below, pan- 

 iculately branched above, verj- shreddy, II/2 to 3 or even 6 feet high; herbage gla- 

 brous throughout, sometimes glandular-puberulent on the inflorescence; leaves 

 mostly alternate, with smaller ones fascicled in the axils, usually early deciduous; 

 leaf -blades lanceolate to linear, sharply but minutely denticulate, mostly veined, 

 11/4 to 21/2 inches long; flowers many to numerous, racemose on the filiform nearly 

 leafless branches of the panicle, the bracts almost subulate; petals deeply 2-cleft 

 into linear-oblong lobes, rotate-spreading, rose-purple, 3 to 5 lines long; stigma 

 obliquely truncate; capsule pediceled, 10 to 12 lines long, sharply 4-angled and 

 acuminately beaked; seeds warty. 



Open dry or moist ground, common nearly everywhere, 10 to 6700 feet : moun- 

 tains of coastal Southern California; Coast Ranges from San Luis Obispo Co. to 



