106 Flora of Devon and Cornwall, by I. W. N. Keys. 
Order XLVII. ERICACEJE. 
lAndromeda polifolia (L.) is mentioned in Per. Dan. as occurring on Dart- 
moor. This being the only authority I can find, I am led to decline giving 
this little shrub a place in our Flora. Somerset is its South limit, according 
to Watson (C?/&. Brit. ii. 153).] 
Calluna Salisb. Ling. 
C. vulgaris (Salisb.) — E.B. 1013. — Dry heaths. — D- Common. 
— C- Common. 
Erica Linn. Heath. 
E. Tetralix (L.) — E.B. 1014. — Boggy heaths, and by the margins 
of streams on comparatively dry heaths. — D- Frequent. Roborough 
down ; near Tavistock ; Berry-head ; near Bovey Tracey. Dart- 
moor! : Balkw. Near Ilfracombe : N.D.H, Near Teignmouth: 
Jord. MS. Milber down; Forde bog, near Newton; Bovey heath, 
&c. : Tor. Fl. Ivybridge, "common:" Miss L. — C- Budock bot- 
toms; Menehay marsh, &c. : Polytech. 1856. St. Kevern and 
Co verack marsh : Ballav. Scilly islands : Towns, m Journ. Bot.u. 
113. Cross-leaved Heath. 
This pretty heath seems to be less frequent in Cornwall than in Devon. 
/3. Watsoni.-^Q. Truro. (See Cyh. Brit. ii. 147.) 
A white-flowered variety of E. Tetralix was found by the Eev. W. S. Hore 
on Kea downs !, Truro, Cornwall, Sept. 12, 1836. Also on Treleaver moors, 
'♦rare:" Polytech. 1856.— A variety "with divided anthers, very long style, 
and cleft corolla," has been found on Haldon hill, Devon, by Mr. G. W. 
Gissing : Rav. 
E. cinerea (Ju.) — E.B. 1015. — Dry heaths. — D- Common. Ro- 
borough down ! , near Plymouth ; near Ivybridge ; Shaugh ; near 
Tavistock; near Fingal bridge, on the r. Teign. In the neigh- 
bourhood of Teignmouth : Jord. Warberry hill; Babbicombe ; 
Mary-church ; Milber down : Tor. Fl. Berry-head : Trim. About 
Chudleigh : J.B.T. Ap. Dartmoor : J.B.T. Neighbourhood of 
Ilfracombe: N.D.H. — C- Mount Edgcumbe, near Plymouth; near 
