136 NORTH AMERICAN FLORA [Volume 34 



taceous at the base, herbaceous and acuminate above, about 1 cm. long; ray-flowers neutral; 

 ligules yellow, 8-15 mm. long, deeply 3-cleft; disk about 15 mm. broad, yellow or brownish- 

 yellow; corollas 6 mm. long; tube about 1 mm. long, glabrous; throat cylindro-campanulate, 

 puberulent; lobes acuminate, ciliate with moniliform hairs; achenes 2 mm. long, sparingly 

 hirsute; squamellae 5 mm. long, ovate, attenuate into an awn. 



Type collected in Bexar County, Texas, 1904, G. Jermy 40 (U. S. Nat. Herb.). 



11. Gaillardia pulchella Foug. Mem. Acad. Sci. Paris 1786: 5. 1788. 



Gaillardia bicolor Lam. Encyc. 2: 590. 1788. 



Calotinea pitlcherrima Buchoz; Lam. Encyc. 2: 590, as synonym. 1788. 



Virgilia helioides L'Her. Virgilia. 1788. 



? Gaillardia lobala Buckl. Proc. Acad. Phila. 1861: 459. 1862. 



A caulescent annual; stem 2-4 dm. high, striate, short-hirsute with ascending hairs, 



usually branched; lower leaves oblanceolate, short-petioled, 4-8 cm. long, more or less round- 



lobed or toothed, densely short-hirsute below, more sparingly hairy with longer hairs above, 



sometimes ciliate on the petioles and veins beneath; upper leaves oblong-lanceolate, acute at 



the apex, sessile, broad and sometimes somewhat clasping at the base, 2-4 cm. long; peduncles 



5-15 cm. long; involucral bracts lanceolate, chartaceous at the base, herbaceous, hirsute and 



ciliate above, long-acuminate; fimbrillae of the receptacle subulate, stiff, longer than the 



achenes; ray-flowers neutral; ligules 12-20 mm. long, 5-8 mm. wide, deeply 3-cleft, yellow 



with purple base or wholly purple; disk 12-15 mm. broad; corollas yellow below, purple above, 



6-7 mm. long; tube about 1 mm. long, glabrous; throat elongate-campanulate, puberulent; 



lobes acuminate, ciliate with moniliform hairs; achenes 2-2.5 mm. long, densely hirsute all 



over; squamellae 5-6 mm. long, lanceolate, gradually attenuate into an awn equaling the body. 



Type locality: Garden, the plants raised from seed from Louisiana. 

 Distribution: Missouri and Nebraska to Colorado, New Mexico, and Louisiana. 

 Illustrations: Mem. Acad. Sci. Paris 1786: pi. 1; Lam. Tabl. Encyc. pi. 708; L'Her. Vir- 

 gilia pi. 1, 2; Smith, Exot. Bot. pi. 37; Britt. & Brown, 111. Fl. /. 3977; ed. 2. /. 4547. 



12. Gaillardia Drummondii (Hook.) DC. Prodr. 5: 652. 1836. 



Gaillardia bicolor Drummondii Hook. Bot. Mag. pi. 3368. 1834. 



Gaillardia bicolor Drummondii 1. integerrima Hook. Bot. Mag. pi. 3551. 1837. 



Gaillardia picta tricolor Planch. Fl. Serres 6: 337. 1851. 



A caulescent annual; stem 3-6 dm. high, simple or branched, striate, puberulent and 

 villous with moniliform hairs; lower leaves oblanceolate, petioled, 5-10 cm. long, more or less 

 lobed with lanceolate or triangular divisions, with scattered long hairs on both sides; upper leaves 

 sessile, lanceolate or linear-lanceolate, 2-5 cm. long, acuminate, entire or few-toothed; pe- 

 duncles 1-1.5 dm. long; involucral bracts linear-lanceolate, chartaceous only at the very base, 

 gradually long-attenuate, hirsute and ciliate; fimbrillae subulate, stiff, longer than the achenes; 

 ray-flowers neutral; ligules 15-18 mm. long, deeply 3-cleft, usually purple with yellow tips; disk- 

 corollas 6 mm. long; tube 1 mm. long; throat cylindro-campanulate; lobes acuminate, ciliate 

 with moniliform hairs; achenes 2 mm. long, densely hirsute all over; squamellae 5-6 mm. long, 

 ovate or ovate-lanceolate, abruptly contracted into an awn, which is longer than the body. 



Type locality: Rio Brazos, Texas. 



Distribution: Texas, Coahuila, and Nuevo Leon. 



Illustrations: Bot. Mag. pi. 3368, 3551; Fl. Cab. pi. 27; Fl. Serres pi. 643 [form]. 



13. Gaillardia picta Sweet, Brit. Fl. Gard. II. pi. 267. 1834. 



Gaillardia pulchella picta A. Gray, Syn. Fl. N. Am. I 2 : 352. 1884. 



A caulescent plant, shrubby at the base, perennial but blooming the first year; stem low, 

 branched, 2-3 dm. high; branches densely long-hairy as well as puberulent; leaves fleshy, 

 densely pubescent with both long and short hairs, almost canescent, 5-10 cm. long, oblanceolate 

 or linear-oblanceolate in outline, the earlier pinnately round-lobed, the rest entire and narrower; 

 peduncles 2-10 cm. long; bracts lanceolate, herbaceous nearly throughout, densely pubescent 

 and ciliate; fimbrillae stout, subulate, longer than the achenes; ray-flowers neutral; ligules about 

 15 mm. long, wholly purple or tipped with yellow; disk-corollas 6 mm. long; tube about 1 

 mm. long; throat cylindro-campanulate; lobes acuminate, moniliform-ciliate; achenes 2 mm. 



