G44 UMBELLIFERAE 



Clefts of prranile rocks. GOOO to 10,000 feet: Sierra Nevada, Mariposa Co. to 

 Tulare Co. June, fr. Au{?. 



Locs. — Mary Lake, near Tower Peak, Jepson 4555; Wliite Cascade, Tuolumne River, Duran 

 1201 ; Lake Merced, Yosemite Park, Jepson 3207 ; Eagle Peak trail to El Capitan, Yosemite, Jep- 

 son 43GS; Merced Grove, Jepson 14,201 ; Muir Pass, Fresno Co., E. Ferguson 493; Scepter Pass, 

 betw. Tehipite Valley and Huntington Lake, E. Ferguson 549; Alta Mdws., Tulare Co., K. Bran- 

 degee ; Mt. Moses, Fur pus ]531. 



Refs.— LoMATiUM TORREYi C. & R. Contrib. U. S. Nat. Herb. 7:229 (1900) ; Jepson, Man. 724 

 (1925). Peuecclanum iorreyi C. & R. Bot. Gaz. 14:276 (1889), type loc. "Yosemite", Curran. 

 Cogswellia torrciji Jones, Contrib. W. Bot. 12:35 (1908). 



17. L. congdonii C. & R. IMariposa Parsxip. Plant 6 to 9 inches high, the 

 peduncles ascending from the basal tuft of leaves; herbage glabrous; leaves first 

 palmately quaternate or quinate (1 or 2 of the divisions small), then bi- or tri- 

 pinnate, the rachises more or less scaberulous; ultimate segments linear, acute; 

 sheaths whitish, narrow, extending the full length of the petiole; fertile rays 6 to 8, 

 % to 2 inches long; involucels none; flowers apparently white; pedicels spreading, 

 3 to 4 lines long; fruit nearly elliptical, slightly broader above, 4 to 4^/2 lines long, 

 the wings slightly narrower than the body; dorsal and intermediate ribs filiform; 

 oil-tubes very obscure, 1 or 2 (or perhaps more) in the intervals. 



Foothills, 1500 to 2500 feet : Mariposa Co. Apr., f r. May. 



Locs. — West Water Ditch, Congdon ; Mariposa, Congdon. 



Refs.— LoMATiUM CONGDONH C. & R. Contrib. U. S. Nat. Herb. 7:232 (1900), type loc. West 

 Water Ditch, Mariposa Co., Congdon 114; Jepson, Man. 724 (1925). Cogswellia congdonii Jones, 

 Contrib. W. Bot. 12:34 (1908). 



18. L. parryi Jepson. Utah Parsnip. Plants 6 to 10 inches high, the pe- 

 duncles erect, arising from a root-crown densely clothed wdth the fibrous sheaths of 

 old leaves; herbage glabrous, the foliage eventually grayish; leaves pinnate, linear- 

 lanceolate in outline, 6 to 8 inches long, the pinnae distant, 4 to 8 lines long, pin- 

 nately divided into linear cuspidate segments l^^ to 3 lines long; fruiting rays 1 to 

 1% inches long, nearly equal; pedicels slender, 3 to 6 lines long; bractlets several, 

 conspicuous, linear, acute, entire or cleft at apex, mostly surpassing the flowers; 

 stylopodium more or less e\adent in fruit; fruit oblong, 6 lines long; dorsal and 

 intermediate wings sharp, the lateral wings about as broad as the body; oil-tubes 

 1 or 2 in the dorsal interv^als, 2 or 3 in the laterals, 4 to 7 on the commissure. 



Clefts of rocks, 5000 to 8000 feet : eastern Mohave Desert and Death Valley 

 region. East to Utah. May, fr. May-June. 



Locs. — Providence Mts., T. Brandegee; Telescope Peak, Panamint Range, Jepson 7016. Nev. : 

 Charleston Mts., Purpus 6086. 



Refs. — LoMATiuM PARRYI Jepson, Madrono 1:157 (1924), Man. 724 (1925). Peucedanum 

 parryi Wats. Proc. Am. Acad. 11:143 (1876), type loc. Valley of the Virgin, Washington Co., 

 Utah, ParrT/ 85. Co^sicvZJio parri/t Jones, Contrib. W. Bot. 12 : 32 (1908). Cynomarathrum par- 

 ryi C. & R. Contrib. U. S. Nat. Herb. 7:246 (1900). Peucedanum scopulorum Jones, I.e. 8:31 

 (1898), type loc. Pleasant Canon, Panamint Range, Jones. 



19. L. marginatum C. & R. Butte Parsnip. Plants 12 to 20 inches high, the 

 peduncles slender, erect, borne on very short stems (1 inch long) arising from the 

 root-crown; herbage glabrous or the rays sometimes puberulent; leaves large (6 to 

 14 inches long), 2 to 3 times temate, then pinnately divided into narrowly linear 

 to filiform segments % to 2^/^ inches long; flowers whitish or yellowish; fruiting 

 rays few, slender, l^/o to 3I/2 inches long; pedicels slender, 2 to 5 lines long; bract- 

 lets 1 or few, narrowly linear, elongated, acuminate, or sometimes none; fruit (im- 

 mature) elliptic-oblong, glabrous, 3^2 to 4^/^ lines long, the wings as broad as the 

 body; oil-tubes obscure and very minute, 3 in the intervals, or several and forming 

 an almost continuous chain (in cross-section), or none; dorsal ribs fine or obscure. 



Rocky slopes or sandy flats, 1000 to 1500 feet : Tehama and Shasta Cos. ; Sierra 

 Nevada foothills from Butte Co. to Fresno Co. Apr., fr. May-June. 



