ERICACEAE. 



347. 



699. Woods and 



2. RHODODENDRON L. 

 1. Rhododendron maximum L. Great Laurel. M. __ 

 along streams. Early summer. 

 Bucks— Point Pleasant (Fr.),, Center Bridge and northward (Ws.). 

 Montgomery— Above Norristown on the west bank of the Schuylkill ( Wn.). 

 Chester— Valiey Forge (Je.). Lancaster— Banks of Susquehanna (W. 

 Tr.). Berks— Hamburg. Lehigh— Blue and Lehigh Mountains (Kr.). 



Burlington— Florence, Kinkora (C.), Bordentown (Wn.). Camden— 

 Sicklersville (Cr.) (Ke.). Somerset— Mountainville (C). Eunterdon— 

 High Bridge (C.). '•''' ' 



3. DENDRIUM Desv. 

 1. Dendrium buxifolium (Berg.) Desv. Sand Myrtle. 

 pine-barrens: Spring. 

 New Jersey — Frequent. 



4. KALMIA L. 



M. p. 700. Sandy 



Leaves oblong, mostly obtuse; flowers 6-10 mm. broad. 

 Leaves elliptic or oval, acute; flowers 16-25 mm. broad. 



1. K. angustifolia. 



2. K. latifolia. 



1. Kalmia angustifolia L. : Sheep, , Lamel, LambkiU. M. p. 701. Moist 



soil. Early summer. 



2. Kalmia latifolia L. Calico-bush, Mountain Laurel. M. p. 701. Woods. 



Spring. " ' ' ) . 



5. LEUCOTHOE D. Don. 

 1, Leucothoe eacemosa (L.) A. Gray. M. p. 703. Moist thickets. Spring. 

 Philadelphia — Byberry, Mart.' (B. C). Bucks— Ridge Road, Bristol 

 (Fr.). Montgomery— Shannonville (Cr.). Delaware— Tinicum, Cobb's 

 Creek near Sellers' Mills (Te.), Kellyville (Wn.). Lancaster — Smith- 

 ville (Ca.). '' ' ' ' '••'■' ''"■■ ■ '■ 



New Jersey — Common. i 



New CasUe— Frequent. 



6. PIERIS D. Don. 



1. Pieris Mariana (L.) Benth. & Hook. Stagger-bush. M. p. 704. , Sandy 

 soil. Spring. 

 Philadelphia— Byberry, M art.' (B. C;), Wissahickon (Me.), Shawmont 

 (Sa.), Angora (W., Tr.). Bucks — Bristol (P.), Buckingham Valley 

 (Ws.). Montgomery— Roslyn (Pr.), Edge Hill (Re.), Willow Grove (TJ. 

 C. S.). Delaware-^Tmiimm (Fu.), (B. Sm:), Lansdowne (Pe.), Kelly- 

 ville (Te.), Folsom (Ws.)'. Chester— (P.). Lancaster— (P.). 

 New Jersey — Common.,; , i . 



N,ew Castle,— General and frequent,, 



7. XOLISMA Raf. 



1. Xolisma ligustrina (L-) Britton. M, p. 704. Wet grounds. Early 

 , „ summer,., , , , 



ii, ., 8,,GHAMAEDAPHNE Moench. 



1. Chamaedaphne calyculata (L.) Moench. Leather-leaf. M. p, 705. 

 Bogs. Spring. ' ! 



