1524 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM " 



Franseria leptophylla Rydb. N. Amer. Fl. 33: 32. 1922. 



Northern Baja California and Cedros Island; Sonora; type from San Fernando, 

 Baja California. 



Similar; leaves more deeply lobed, with finer divisions. 



4. Franseria hispida Benth. Bot. Voy. Sulph. 25. 1844. 

 Gaertnera hispida Kuntze, Rev. Gen. PI. 1: 339. 1891. 



Known only from the type locality, Magdalena Bay, Baja California. 



Low shrub; stem white-hispid; leaves bipinnatifid, 5 to 7 cm. long and wide, 

 glandular and hispid; fruit 4 mm. long, the spines 6 to 9, subulate, 2-seriate. 

 (Description compiled.) 



5. Franseria dumosa A. Gray in Frem. Rep. Exped. Rocky Mount. 316. 1845. 

 Franseria albicaulis Torr. PI. Frem. 16. 1853. 



Franseria dumosa albicaulis A. Gray in Torr. U. S. & Mex. Bound. Bot. 87. 

 1859. 



Gaertnera dumosa Kuntze, Rev. Gen. PI. 1: 339. 1891. 



Northern Baja California and Sonora. California to Utah and Arizona; 

 type from the Mohave River. 



Low shrub, white-barked, finely cinereous-tomentulose, including both sides of 

 the leaves; fruiting involucres about 6 mm. long; spines strongly flattened toward 

 base, not hooked. 



6. Franseria magdalenae T. S. Brandeg. Proc. Cahf. Acad. IL 2: 170. 1889. 

 Franseria intricaia Rydb. N. Amer. Fl. 33: 33. 1922. 



Baja California; type from Magdalena Island. 



Shrubby, about 60 cm. high, much branched; inflorescence usually branched; 

 leaves green or cinereous above, once or twice pinnatisect; fruiting involucres 

 about 6 mm. long, densely armed with spreading hooked spines. 



7. Franseria cordifolia A. Gray, Syn. Fl. 1^: 445. 1884. 

 Gaertnera cordifolia Kuntze, Rev. Gen. PI. 1: 339. 1891. 

 Franseria malvacea Rydb. N. Amer. Fl. 33: 34. 1922. 



Sonora, Sinaloa, and San Luis Potosi. Arizona; type from Tucson. 



Slender, suffrutescent, puberulous; leaf blades deltoid-ovate, 2.5 to 8.5 cm. 

 long, green above, pale beneath, doubly dentate, usually shallowly cordate at 

 base, sometimes 3-lobed; fruiting involucre 5 to 6 mm. long, its spines hooked. 



8. Franseria divaricata T. S. Brandeg. Proc. Calif. Acad. II. 2: 171. 1889. 

 Known only from the type locality, San Gregorio, Baja California. 

 Shrubby, divaricately much branched, 30 cm. high or more, cinereous-puberu- 



lous on the j'oung growth; leaf blades suborbicular-ovate in outline, 2 to 2.5 cm. 

 long, 3 or 5-lobed about to middle, with cuneate-obovate doubly dentate lobes; 

 fruiting involucre about 7 mm. long, the spines stout, about 2 mm. long, grooved 

 but scarcely flattened at base. 



9. Franseria arborescens T. S. Brandeg. Zoe 5: 162. 1903. 

 Franseria carduacea Greene, Leaflets 2: 156. 1911. 



Baja California. 



Arborescent, 3 to 5 meters high; stem hispidulous; leaves ovate in outline, 

 5 to 7-lobed about halfway to middle, the lobes broad, canescent-pilosulous 

 beneath; fruiting involucres densely pubescent, with 7 or 8 stout hooked spines. 



10. Franseria sanctae-gertrudis Rydb. N. Amer. Fl. 33: 35. 1922. 

 Known onlj^ from the type locality, Santa Gertrudis, Baja California. 

 Shrub; leaves petioled, ovate to lance-ovate, 6 to 8 cm. long, 2.5 to 4 cm. wide, 



shallowly sinuate-lobed or toothed, green and hispidulous on both sides; fruit as 

 in F. arborescens. 



