FLOWERING PLANTS AND FERNS OF ARIZONA 985 



9. Leaves all or nearly all divided into 3 to 5 narrowly linear or linear- 

 filiform lobes (0.8 to 1.5 mm. wide); heads usually large (disk 

 8 to 15 mm. thick) and few (normally 3 to 6, rarely up to 20 

 per stem), usually on elongate peduncles conspicuously surpassing 

 the leaves (11). 

 11. Outer phyllaries 5 to 8. very strongly keeled for even 3-ribbed 

 especially in fruit, the keels conspicuously decurrent on the 

 peduncles; leaf divisions linear, mostly 0.8 to 1.5 mm. wide; 

 plant apparently perennial,, usually without a conspicuous 

 basal rosette of spreading or deflexed leaves or persistent 



petioles 11. A. quixquesquamata. 



11. Outer phyllaries (8) 10 to 14, not strongly keeled, usually with 

 a thickened and sulcate center; leaf divisions usually linear- 

 filiform and less than 1 mm. wide; plant biennial, usually with 

 a conspicuous basal rosette of spreading or deflexed leaves or 

 of persistent petioles 12. A. cooperi. 



1. Actinea brandegei (Porter) Kuntze, Rev. Gen. PL 1: 303. 1891. 



ActineUa grandiflora var. glabrata Porter in Port, and Coult., 



Syn. Fl. Colo. 76. 1874. 

 ActineUa brandegei Porter ex A. Grav. Amer. Acad. Arts and Sci. 



Proc. 13: 373. 1878. 

 Bydbergia brandegei Rvdb., Torrev Bot. Club Bui. 33: 156. 



1906. 



Summit of Baldy Peak. Apache County, 11.500 feet (Bailey 1449, 

 Peebles and Smith 12546). August and September. Southern Col- 

 orado. New Mexico, and eastern Arizona, mostly above timber line 



2. Actinea bigelovii (A. Gray) Kuntze, Rev. Gen. PL 1: 303. 1891, 



as A bigeloirii. 



ActineUa bigelovii A. Grav. PL Wright. 2: 96. 1853. 

 Macdougalia bigelovii Heller, Torrev Bot. Club Bui. 25: 629. 



1898. 

 Actinea gaiUardia A. Nels., Wyo. Univ. Pub. Bot. 1: 140. 

 1926. 

 White Mountains (Apache and Navajo Counties), San Francisco 

 Peaks and southward (Coconino County), Sierra Ancha andMazatzal 

 Mountains (Gila County), 6,000 to 7.500 feet, mostly in pine forests. 

 May to July, types of A gaiUardia from Flagstaff (Hanson A32 and 

 584). Western New Mexico to central Arizona. 



3. Actinea acaulis (Pursh) Spreng., Syst. Veg. 3: 574. 1826. 



GaiUardia acaulis Pursh, Fl. Amer. Sept. 743. 1814, as 

 Galardia. 



The Arizona form is var. arizonica (Greene) Blake (Tetraneuris 

 arizonica Greene). Apache County to eastern Mohave County. 

 especially common at the Grand Canyon, 4.000 to 7,000 feet, dry 

 rocky slopes and mesas, mostly with pine or juniper. April to October, 

 type from Treadwell (Palmer 259 in 1877). Colorado to Nevada, 

 south to New Mexico and north-central Arizona. 



4. Actinea leptoclada (A. Gray) Kuntze, Rev. Gen. PL 1: 303. 1891. 



ActineUa leptoclada A. Grav in Torr., U. S. Rpt. Expl. Miss. 



Pacif. 4: 107. 1S57. 

 Tetraneuris leptoclada Greene, Pittonia 3: 269. 1S9S. 

 Apache County to eastern Mohave County. 5,000 to 7,000 feet, dry 

 hills. April to August. Colorado, southeastern Utah, New Mexico, 

 and northern Arizona. 



