292 SCROPHULARIACE.E. Gcrardia. 



pedicels filiform, 8 to 15 lines in length, widely spreading, mostly longer than the bracts or 

 upper floral leaves: calyx-lobes about twice the length of the tube, spreading: corolla 

 funnelform, an inch and a quarter long. Chapm. in herb. Dasystoma patula, Chapm. in 

 Bot. Gazette, iii. 10, 1878. Upper Georgia, in the mountains, on the banks of Horse-leg 

 Creek, a tributary of the Coosa River, Floyd Co., Chapman. 



2. OTOPHYLLA, Benth. Corolla short-funnel form with very ampliate 

 throat, purple (rarely white), naked within, as also the filaments: anthers muti- 

 cous, glabrous or sparingly villous ; those of the shorter stamens smaller: scabrous- 

 hispid or hirsute annuals ; with sessile entire or divided leaves, sessile flowers, 

 and deeply cleft calyx. Otophytta, Benth. in DC. I.e. 



G. auriculata, MicllX. A foot or two high, branching above : leaves lanceolate or 

 ovate-lanceolate, an inch or two long, sessile by a broad base, entire, or some (at least the 

 tipper) bearing an oblong or lanceolate lobe on each side at base : corolla seldom an inch 

 long. Fl. ii. 20 ; Gray, Man. ed. 5, 335. Seymeria auriculata, Spreng. Syst. ii. 810. Otophylla 

 Michauxii, Benth. in DC. Prorlr. x. 512. Prairies and low grounds, VV. Penn. to W. North 

 Carolina, and west to Wisconsin and Missouri. 



G. deiisiflora, Benth. More hispid and rough, very leafy : leaves rigid, pinnately 

 parted into 3 to 7 narrowly linear acute divisions; those subtending the d?nsely spicate 

 flowers similar and much crowded : corolla over an inch long. Comp. Bot. Mag. i. 20G. 

 Otophi/lla Drummondi, Benth. in DC. 1. c. Prairies, Kansas to Texas. 



3. EUGERARDIA, Benth. Corolla from short-funnelform to nearly campanu- 

 late, purple or rose-color (with one exception), varying occasionally to white : 

 calyx-teeth or lobes short : anthers all alike ; the cells either muticous or mucro- 

 nulate at base : cauline leaves linear or narrower and entire, rarely reduced to 

 mere scales; the radical rarely broader and sometimes incised: flowers from 

 middle-sized to small ; the corolla externally and the anthers usually more or less 

 pubescent or hairy : herbage glabrous or merely hispidulous-scabrous. 



* Root perennial: leaves erect, very narrowly linear, acute: pedicels erect, as long as floral leaves: 

 calvx truncate: anther-c< 11s mucronate-pomted at base. 



Gr. Wrightii, Gray. Very scabrous-puberulent : steins (a foot or two high) and virgate 

 branches strict : leaves nearly filiform, with revolute margins: calyx-teeth short and subu- 

 late : corolla glabrous within (and stamens nearly so), three-fourths inch long, light yellow ! 

 -Bot. Mex. Bound. 118. Valleys and hillsides along the Sonoita, &c., Arizona, Wright, 

 Bigelow, Rotltrock. 



G. linifolia, Nutt. Glabrous and smooth : stems 2 or 3 feet high, sparingly or panicu- 

 lately branched : leaves flat, thiekish, a line wide: calyx-teeth minute: corolla an inch 

 long, minutely pubescent outside, villous within and lobes ciliate : anthers and filaments 

 very villous. Gen. ii. 47 ; Benth. in DC. I.e. (not of Comp. Bot. Mag.); Chapm. Fl. 

 299. Low pine barrens, Delaware to Florida. (Cuba, C. Wr'ujht.) 



* * Root annual : stems more or less leafy : herbage blackish in drying except in the last. 

 -) Pedicels little if at all longer than the calyx and capsule : inflorescence racemose or spiciform. 

 -H- Calyx-lobes as long as the turbinate tube, and the sinuses very acute. 



G. heterophylla, Nutt. Nearly smooth, a foot or two high, paniculately branched, or 

 the branches virgate : leaves rather erect, thiekish or rigid ; the lowest 3-clef t or laciniate 

 (according to NuttaU) ; the others narrowly linear, mucronate-acute, scabrous on the mar- 

 gins ; those of the branchlets short and somewhat subulate: pedicels very short, alter- 

 nate : calyx-lobes subulately attenuate from a broad base, very acute, in age spreading : 

 corolla an inch or less long. Trans. Am. Phil. Soc. n. ser. v. 180; Benth. Comp. Bot. Mag. 

 i. 207, & Prodr. 1. c. 517. Prairies, Arkansas (NuttaU) and Texas. 



-H- -H- Calyx-lobes shorter than the tube, and mostly separated by broad or open sinuses. 



G. aspera, Dougl. Stem and branches strict: leaves rather erect, strongly hispidulous- 

 scabrous, all filiform-linear : pedicels mostly equalling and sometimes moderately exceed- 

 ing the calyx, erect, most of them alternate : calyx-lobes deltoid-subulate or triangular- 

 lanceolate from a broad base, acute, about half the length of the tube : anthers obscurely 



