WOOTON AND STANDLEY FLORA OP NEW MEXICO. 481 



13. ANGELICA L. 



Stout glabrous perennial 60 to 90 cm. high, with simply pinnate leaves having 2 

 to 4 pairs of ovate to narrowly lanceolate, sharply serrate to entire leaflets; flowers 

 white or purplish, in large spreading umbels; calyx teeth mostly obsolete; fruit 

 oblong, glabrous, 4 to 6 mm. long, the dorsal and intermediate ribs prominent, thick, 

 the lateral ones winged ; oil tubes solitary in the intervals. 



1. Angelica pinnata S. Wats, in King, Geol. Expl. 40th Par. 5: 126. 1871. 



Type locality: Uinta Mountains, Utah. 



Range: Wyoming and Montana to New Mexico. 



New Mexico: Tunitcha Mountains; Chama. Wet meadows and in bogs, in the 

 Transition Zone. 



14. PHELLOPTERUS Nutt. 



Acaulescent perennials with pale, once to thrice pinnate leaves having mostly 

 short broad crowded leaflets and with purplish flowers; involucre hyaline, conspicu- 

 ous; calyx teeth evident; fruit orbicular, with broad wings and an oblong body 10 

 to 15 mm. long; oil tubes 2 to 4 in the intervals, 4 to 8 on the commissural side. 



KEY TO THE SPECIES. 



Bracts of involucels variously toothed at the apex 1. P. macrorhizus. 



Bracts of involucels entire. 



Involucre conspicuous; bracts and bractlets 1 to 3-nerved. . 2. P. utahensis. 



Involucre mostly a low hyaline sheath; bracts and bractlets 



many-nerved 3. P. multinervatus. 



1. Phellopterus macrorhizus (Buckl.) Coult. & Rose, Contr. U. S. Nat. Herb. 



7: 167. 1900. 

 Cymopterus macrorhizus Buckl. Proc. Acad. Phila. 1861: 455. 1862. 

 Type locality: Prairies north of Austin, Texas. 

 Range: Texas to eastern New Mexico. 

 New Mexico: Nara Visa (Fisher 109). Plains, in the Upper Sonoran Zone, 



2. Phellopterus utahensis (Jones) Woot. & Standi. Contr. U. S. Nat. Herb. 16: 



158. 1913. 

 Cymopterus montanus purpurascens A. Gray in Ives, Rep. Colo. Riv. 15. 1860. 

 Cymopterus utahensis Jones, Proc. Calif. Acad. II. 5: 684. 1895. 

 Phellopterus purpurascens Coult. & Rose, Contr. U. S. Nat. Herb. 7: 168. 1900. 

 Type locality: Above Pagumpa, Arizona. 

 Range: Idaho and Nevada to New Mexico. 



New Mexico: Barranca; Fort Wingate; Aztec; Sandia Mountains; Tierra Ama- 

 nita. Open slopes, in the Upper Sonoran Zone 



3. Phellopterus multinervatus Coult. & Rose, Contr. I . S. Nat. Herb. 7: 169. 



1900. 

 Type locality: Peach Springs, northern Axil 

 Range: Utah to Arizona and New Mexico. 

 \t \v Mexico: MaDgas Springs; Carrizalill" Maintains. Upper Sonoran Zone. 



15. AULOSPERMTJM Coult. & Rose. 



Purplish, nearly acaulescent, glabrous herb, with broadly triangular leaf blades, 

 tu ice or thrice pinnately compound, and unequally 8 to 12-rayed umbels exceeding 

 the Leaves; flowers yellowish purple; calyx teeth evident; fruit orbicular, glabrous, 

 s to in nun. long; carpels with :i to :> broad wings scarcely thickened al the 

 carpels somewhal flattened^ with broadly concave (aces; "il tubes I or 5 in the inter- 

 vals, 8 on the commissural ode 



76°— 15 31 



