288 FLORA OF PHILADELPHIA. 



2. Scrophularia leporella Bicknell. M. p. 822. Woods and along road- 

 aides. Early summer. 



Scrophularia Cakina. Ballast. 



Philadelphia— Philadelphia, I. Burk (He.). 



6. CHELONE L. 

 1. Chelone glabra L. Turtle-head, Snake-head. M. p. 823. Wet places. 

 Summer. 



7. PENTSTEMON Soland. Beard-tongue. 



Stem pubescent or puberulent nearly or quite to the base. 1. P. hirsutus. 

 Only the inflorescence, or pedicels, or calyx pubescent or puberulent. 



Corolla white, abruptly enlarged, 2.5-3 em. long. 2. P. Digitalis. 



Corolla purplish, gradually enlarged, 1.5-2 cm', long. 3. P. Pentstemon. 



1. Pentstemon hirsutus (L.) Willd. M. p. 824. Dry or rocky ground. 



Early, summer. 



2. Pentstemon Digitalis (Sweet) Nutt. M. p. 825. Fields and thickets. 



Early summer. 

 Bucks— Billtown, Trumbauersville (Fr.). Montgomery— Fort Wash- 

 ington (VP.). Delaware — Upper Providence, one mile north of Media 

 (Fu.), Tinicum (Lie.), Concord (W. Tr.). Lancaster— New Texas (Ca.). 

 'Mercer— Princeton (C.).' ' Mid&leseto— Cranbury (C). Hunterdon— 

 Bosemont (C). 

 3. ' Pentstemon Pentstemon (L.) Britton. M. p. 825. Moist or rich soil. 

 Early summer. 

 Bucks— Sellersville (Fr.), Eock Hill (Ja.), Buckingham "Valley' (Ws.). 

 Montgomery— Shannonville (Cr.). Delawdre— Swarthmore (Pr.) (Ws.), 

 1 Tinicum (Sa.). Lancaster— York Furnace (Cr.). ' ' 



New Castle — Near Newark, Commons. ' 



8. COLLINSIA Nutt. 

 1. Collinsia verna Nutt. Blue-eyed Mary. M. p. 826. Moist soil. Spring. 

 Philadelphia — Germantown, Mart. (B. C). Northampton — Easton, 

 Porter (Fu.). ' " 



Paulownia tomentosa (Thunb.) Baill. M. p. 827. Escaped from 

 cultivation. Spring. 



9. MIMULUS L. Monkey-flower. 



Leaves sessile, clasping; peduncles longer than the calyxv ' 1. M. ringens. 

 Leaves petioled; peduncles, shorter than the calyx. 2. M. alatus. 



1. Mimulus ringens L. M. p. 827. Wet places. Summer. < 



2. Mimulus alatus Soland. M. p. 827. Wet places. Summer. 



Philadelphia— West Philadelphia along Schuylkill' (Mac), Angora (Te.). 

 Bucks— Eock Hill (Fr.), Solebufy Twpi (Ws.). Delaware— Lansdowne 

 (Pe.), Castle Rock (VP.}< Chester— (P.). Lancaster— York Furnace 

 (Cr.), Peach Bottom, MeCall's (Le.). Northampton— (P.). Dauphin— 

 Near Harrisburg, Dr. J. B. Brinton (He.). 



Burlington— Medford (Br.). Salem— Woodstown (Wa.).. Mercer— 



