COULTER AND ROSE—-NORTH AMERICAN UMBELLIFERAE. 158 
Specimens examined: 
ALASKA: Type specimens as cited under type locality; Funston 131, in 1893. 
Yukon: Dawson City, R. Sv Williams, August 6, 1899. 
Mackenzie: Fort Good Hope, Miss £. Taylor, July 11, 1892. 
47, ANGELICA I. Sp. Pl. 1: 250. 1753. 
Archangelica Hoffm. Gen. Umb. 161. 1814. 
Calyx teeth mostly obsolete. Fruit flattened dorSally, ovate or 
oblong, glabrous or pubescent, with prominent crenulate disk. Car- 
pel with strong ribs, each with a group of strengthening cells; laterals 
usually broadly winged, distinct from those of the other carpel, form- 
ing a double-winged margin to the fruit. Stylopodium conical. Oil 
tubes 1 to several in the intervals or indefinite, 2 to 10 on the com- 
missural side. Seed face plane or somewhat concave. 
Stout perennials, with ternate-pinnately (rarely simply pinnate) 
compound leaves, scanty involucre or none, involucels of small bract-_ 
lets or none, and large terminal umbels of white flowers (greenish- 
yellow or purplish in two or three species). 
First species cited, Angelica archangelica Ly which is Archangelica 
officinalis, the type of Hoffmann’s Archangelica. 
A genus of about 35 species, belonging to the Northern Hemisphere 
(North America, Europe, and western Asia) and New Zealand, 18 
species occurring in the United States and Canada. 
OIL TUBES solitary in all the intervals or in pairs in some of them (except some- 
times 1. californica) ; western species (except A. curtisi’). 
OIL TUBEs solitary in all the intervals. 
Leaves once or twice pinnate. 
Involucels of conspicuous bractlets........--.------------------ 1. A. gray. 
Involucels none -...--....-.-2------------------------------ 2. A. pinnata. 
Leaves ternate then pinnate. 
Stem and lower leaf surface densely tomentose. ........---- 3. A. henderson. 
Stem, etc., not densely tomentose. 
Involucels of numerous bractlets......------------------- 4, A. genuflexa. 
Involucels usually wanting.......---.--------------------- 5. A. dawsoni. 
Fruit glabrous; pedicels united at base. 
Fruit 6 to 8 mm. long, with lateral wings thick and corky. 6. A. arguta. 
Fruit4 to6 mm. long, with lateral wings not corky thickened. 7. A. lyallit. 
Fruit not glabrous; pedicels not distinctly united at base. 
Pubescent throughout; California............2------- 8. A. tomentosa. 
Pubescence none except in the inflorescence. 
Fruit hispid; flowers white..........--.-------------- 9. A. kingii. 
Fruit papillate; flowers greenish or purplish........ 10. A. roseana. 
OIL TUBEs in pairs in some of the intervals (except sometimes in A. californica); 
involucels wanting. 
Ovary and fruit glabrous. 
Fruit very small (8 mm.) ..---.------------- *.-.----------- 11. A. leporina. 
Fruit large (8 to 12 mm.). 
Leaflets linear ......2-2-.------ 2-22 eee eee ee eee eee ee eee 12, A, lineariloba, 
