Gacra. ONAGRACE^. 617 



the leriijtli of the tube, reflexed. Petals 4, rarely 3, ungiiiciilaip, mostly a 

 little unequal or one-sided. Stamens 8, rarely 6, somewhat declined ; those 

 opposite the petals a little shorter : anthers fixed near the middle. Ovarj' 4- 

 (rarely 3-) celled, with 1-2 suspended ovules in each : style filiform, de- 

 clined or deflexed, thickened at the apex ; stigma 4- (rarely 3-) lobed. Fruit 

 3_4.ribbed or angled, somewhat ligneous, indohiscent and nut-like, or some- 

 times 2-4-clcft at the apex, usually by abortion 1-celled and 1-4-seeded. 

 Seeds not appendiciilate or comose. — Perennial, or sometimes annual or 

 biennial, lierbs, or suflruticose plants, with entire or toothed mostly sessile 

 alternate leaves. Flowers in terminal S[)ikes or racemes : petals white or 

 rose-color, usually changing to red. 



"f" 1. G. biinnis (Linn.) : stem villous-pubescent ; leaves oblong-lanceolate, 

 acute, repand-dcnticulatc, j)ubcscent, or at length glabrous above; seg- 

 ments of llic calyx about the length of the tube, rather longer than the 

 spatulale-elliptical slightly declined petals ; fruit oval-oblong, with 4 strong 

 obtuse ribs, and 4 inconspicuous intermediate ones, slightly acuminate, taper- 

 insr at the base, almost sessile. — Linn. ! spec. 1. p. 347 ; Lam. ill. t. 281 ; 

 Michx. ! fl. 1. p. 286 ; Bot. mag. t. 389 ; Ell. sk. 1. p. 346 ; DC. ! prodr. 

 3. p. 44. 



p.Pitchcri: stem somewhat canescently pubescent; the leaves clothed 

 with a very minute appressed pubescence. — G. Pitcheri, Pickering! in herb, 

 acad. Phi lad. 



In dry soil, along rivers, &c., Canada ! to Georgia, and west to Missouri ! 

 p. Arkansas, Dr. Pitcher! July-Aug.— Stem 3-5 feet high. Bracts cadu- 

 cous. Flowers crowded. Calyx a little colored. Petals at first white or 

 pale rose-color, turning to red. 'Anthers oblong-linear. Fruit maturing 1-3 

 or 4 seeds, minutely villous when young. 



' 2. G. angustifolia {Michx.) : stem herbaceous, pubescent; leaves linear 

 (often fascicled in the axils) undulate, denticulate, acute, slightly pubescent, 

 the lovvennosl oblong-lanceolate ; segments of the calyx much longer than 

 the tube and the spatulate-petals ; fruit sessile, ovate, scarcely acute at either 

 end, with 3-4 strong acute or somewliat winged angles. — Michx. ! fl. 1. p. 

 226 ,• Ell. sk. 1. ^9^445; Seringe! in DC. prodr. 3. p. 44 ; Spach! Onagr. 

 p. 58. G. biennis, Walt. ! Car. p. 128. G. undulata, !>«/. cat. ex Spach. 

 G. fruticosa, Jaccp ic. rar. t. 457, ex Scringe. 



In sandy soil, S. Carolina ! Georgia ! and Florida ! July-Aug.— Stem 

 2-3 feet hi'gh, sparingly branched. Spikes slender. Flowers small. Petals 

 white. Anthers oval. 



3. G.^;//Jf5 (Spach) : stem suflruticose at the base, glabrous or puberu- 

 lent ; leaves linear or oblong-linear (often crowded and fascicled in the axils), 

 acute or attenuate at the base, remotely sinuate-toothed or denticulate, some- 

 times almost pinnatifid, nearly glabrous, often obtuse, mucronate ; branches 

 of the panicle very slender;"^ calyx and ovary canescent ; the segments 

 longer than the tube, and exceeding the oblong-obovate or spatulate petals ; 

 fruit on a filiform pedicel thickened at the apex, obovale-clavate, 4-angled 

 towards the summit. — Spach ! Onagr. p. 59. G. Michauxii, Spacli, /. c. 



H. major: flowers larger; leaves acute, denticulate. — G. longiflora, 

 Spach ! I. c. ? 



In dry mostly barren soil, Virginia, to Georgia ! Florida ! and Alabama I 

 and from Ohio 1 to Arkansas I ^.Kentucky, Dr. Short! and Florida, Dr. 

 Chapman! July-Aug. — Stem 2-4 feet high, virgate, branching above, 



