300 SCUOIMRLAKIACE.'E. (fIGWOUT FAMILY.) 



gpicuons, trianpnlar, sometimes lialf as lonp as the tube, spreading; corolla 8" 

 -10" long, the lol)es laiiuitely fringed ; capsule globose, one third longer than 

 the calyx. — Low ground, Florida to Mississippi, and northward. Sept. 



Var. fasciculata. Stem taller (3° - 5°), much branched above, rough ; 

 leaves rough on both sides, clustered, the uppermost, like the flowers, alternate ; 

 calyx-teeth more pointed ; corolla larger. (G. fasciculata. Ell.) — Erackish soil, 

 along tlic coast, Florida to South Carolina. 



6. G. maritima, Kaf. Smooth; stem 8'- IG' high, 4-angled, with numer- 

 ous sliort and leafy branches near the base ; leaves ficshy, linear, obtuse, oppo- 

 site, the upper ones small and remote ; pedicels as long as the calyx and the 

 floral leaves; calyx-teeth short, obtuse; corolla C"-8" long, slightly oblique 

 at the throat, the upper lobes fringed, and villous within ; capsule globose, twice 

 as long as the calyx. — Salt marshes, Florida, and nortliward. 



Var. major. Stem 2° high, much branched ; leaves flat, acute ; floral leaves 

 longer than the pedicels ; calyx-teeth triangular, acute ; corolla and capsule 

 larger. — Brackish marshes, Apalachicola, Florida. — Corolla 1' long. 



7. G. setacea, Ell. Very smooth; stem l°-2° high, much branched, 

 slender ; leaves 1' long, setaceous, opposite ; pedicels stout, club-shaped, 

 three times as long as the calyx, mostly alternate, or terminating the seta- 

 ceous peduncle-like branchlcts ; calyx-teeth short, subulate; corolla 1' long, 

 woolly within, the rounded lobes thickly fringed ; ca;)sulc ovoid, barely ex- 

 ceeding the calyx. (G. Plukcnetii, Ell. ?) — Damp or dry sandy ))ine barrens, 

 Florida to South Carolina. Sept. 



++ ^-^ Ptdicels much longer than the calyx, commonlij lomjcr than the leaves. 



8. G. tenuifolia, Vahl. Stem smooth, 1°-H° high, much branched; 

 leaves linear, smooth, or rough on the margins, 1'- li' long ; pedicels filiform, 

 about as long as the leaves, opposite ; calyx-teeth broadly subulate, \ as long 

 as the tube ; corolla i' long ; capsule globose, as long as the calyx. — Var. fili- 

 FORMis. Stem and pedicels rough; leaves filiform, clustered ; corolla larger 

 (I' long). — Light soil, Florida to Mississij)pi, and northward. Sept. 



9. G. filifolia, Nutt. Stem l°-2° high, much branched, smooth ; leaves 

 very numerous, all alternate and clustered, smooth, fleshy and somewhat dub- 

 shaped ; pedicels alternate, twice as long as the leaves ; calyx-teeth subulate, 

 one fourth the length of the S-anglcd tube; corolla %' lon^r ; capsule ovoid, as 

 long as the calyx. — Low sandy pine barrens, Georgia and Florida. Sept. 



10. G. parvifolia. Stemrough, striate, 12'- 18' liigh, the slender branches 

 erect; leaves 4" -C" long, opposite or alternate, linear, very rougii, rather ob- 

 tuse; pedicels filiform, 2-4 times as long as the minute floral leaves; calyx- 

 tccth minute, obtuse ; corolla i' long, pale purple or white. (G. setacea, var.- 

 parvifolia, Benlh.?) — Grassy margins of ponds, Florida, and westward. Sept. 

 — Unlike the other species, this remains unchanged in drying. 



21. CASTILLEIA, L. 



Calvx tiiliular, comiiresscd, (lift at the suniniit; the lobes entire or 2-clcft. 

 Tube of the corolla inchnled in the calyx ; the upper lip long, narrow, curved. 



