230 American Midland Naturalist Monograph No. 2 



7. Pedicels as long as the leaves or longer; corolla about 1 cm. in diam- 

 eter; capsules 7-8 mm. broad; an occasional weed in lawns and waste 

 ground; nat. from Eur. Apr. -Aug. [V. tournefortii sensu C. C 

 Gmel., non Schmidt; V. buxbaumii Tenore; V. byzantina (Sm.) 

 BSP.] V. persicd Poir. 



15. Synth YRis Benth. 



(Bessevia Rydb.) 

 S. biillii (Eaton) Heller. Sandy or gravelly soil, n.w. 111., extending 

 southw. to Henderson Co.; also in Cass and Menard counties. May-June. [5. 

 hoiightoniana Benth.} 



16. AuREOLARiA Raf. — False Foxglove 

 (Dasvstoma Benth.) 

 1. Plants perennial, not glandular; corolla 3-5 cm. long; seeds winged. 



2. Plants glabrous or nearly so; stem glaucous; sandy soil in open woods. 

 Aug. -Sept. [D. virginica ex p. sensu Britt.; D. qiiercifolia (Pursh) 



Benth.; Gerardia virginica of auth., not Rhinanthus virgimciis L.] 



A. flara (L.) Farw. 



2. Plants grayish puberulent; open woods. July-Oct. [A. grandi flora pulchra 

 Pennell] A. grandiflora (Benth.) Pennell 



1. Plants annual, more or less glandular; corolla 2-3 cm. long; capsules ellip- 

 soid, 1-1.5 cm. long; seeds wingless; dry open woods, n.e. 111., rare. Aug.- 

 Sept. [/I. pedicularia intercedens Pennell} A. pedicularia (L.) Raf. 



17. Gerardia L. 



(Agalinis Raf.) 



1. Leaves auriculate at base, lanceolate; flowers 1.5-2 cm. long, nearly sessile; 

 anthers of the shorter filaments smaller; fields and open woods. Aug.- 

 Sept. [Tomanthera aiincidata (Michx.) Raf.; Otophylla auriculata 

 (Michx.) Small} G. auriculata Michx. 



1. Leaves linear, entire, not auriculate; anthers uniform. 



2. Pedicels of the flowers less than twice the length of the calyx. 



3. Capsules ellipsoid, 8-10 mm. long; calyx-teeth triangular-lanceolate; 

 corolla 18-25 mm. long; leaves scabrous; gravelly or sandy soil, local- 



Aug. -Sept ...G. aspera Dougl. 



3. Capsules subglobose, 3-6 mm. long; calyx-teeth subulate, short. 



4. Flowers 2-3 cm. long; moist sandy soil. Aug. -Oct G. purpurea L. 



4. Flowers 14-18 mm. long; moi.st ground. Aug. -Sept 



G. paupercula Gray 



2. Pedicels of the flowers more than twice the length of the calyx. 



5. Leaves linear to linear-lanceolate, flat; moist ground, and on wooded 

 slopes, local. Aug. -Oct. Somewhat variable, and several varieties 



have been described G. tetiuifolia Vahl 



5. Leaves filiform-linear, the margins revolute. 



6. Stem strict, simple or few-branched, striatc-angled, the angles minute- 

 ly scabrellous; dry sandy soil, local. Aug. -Sept 



G. skinneriana Wood 



