114 
30. OXAGR.VRI.E. 
central placenta. Style 1, filiform, stigma capitate or lobed. Fr. 
a berry or ca])snle with 4 cells. Albumen 0. — L. alternate or 
opposite not dotted. 
1. Epilobium. Cal. 4-cleft. Pet. 4. Stain. 8. Style fili- 
form with a clavate or cruciform stigma. Caps, linear, of 
4 cells, with 4 valves. Seeds numerous, bearded. 
2. (Enothera. Seeds not bearded. In other respects like 
Epilobium. 
3. IsNARDiA. Limb of the cal. 4-cleft. Pet.4or0. Siam. A. 
Style filiform, deciduous, stujma capitate. Caps, obovate, 4- 
valved, 4-celled, many-seeded, with a loculicidal dehiscence. 
4. CiRC.EA. q/* i/;e cffZ. 2-c/^if, its tube closed by a eup- 
shaped disk. Pet. 2, obcordate. Stam. 2, alternate with 
the petals. Style simple ; stigma eiuarginate. Caps. 1 or 
'2-ceIled, cells 1 -seeded, seeds erect. 
1. Epilobium Zf/iM. Willow Herbs. 
* Style and stamens at length declining, leaves scattered, cal. 
without any separate tube. Cham.enerion Fries. 
1. E. angustifoliurn (L.); 1. lanceolate callose-denticulate 
veined, pet. clawed obovate, sep. linear-lanceolate acute equalling 
or slightly longer than the pet., caps, linear straight. — E. B. 
1947 . — a. macrocarpum; 1. lanceolate, fl. -buds obovate narrowed 
at the base and suddenly contracted into a point at the apex, 
caps, elongate erect. L. broadest at about their middle. St. 3 — 4 
feet high. E. macrocarpum (Stejdi.) A. N. H.viii. 170. — /3. bra- 
chycarpum ; 1. narrowly lanceolate, fl. buds oblong-lanceolate 
obhquely acute, caps, short s]ireading. — L. gradually narroning 
upwards from below the middle. E. brachycarpum (Leight.) 
A. N. H. viii. 401. — Damp shady places. P. VII. 
** Style erect, leaves alternate the lower ones opposite, cal. 
with a short tube. 
t Stem without elevated lines. 
2. E. hirsutum (L.); woolly, 1. opposite c\as\nng slightly de- 
current oblong-lanceolate denticulate-serrate upper ones alter- 
nate, stigmas 4-cleft, buds mucronate, root stoloniferous. — E. B. 
838. — St. 4 — 5 feet high, branched. L. most hairy ujion the 
nerves. Fl. large. A very villose form is the E. intermedium 
Merat. — Wet jilaces by rivers and ditches P. VII. VIII. Great 
Willow-herb. 
3. E. parvijlorum (Schreb.); downy, 1. sessile lanceolate den- 
ticulate lower ones opposite and slightly stalked, stigmas 4-cleft, 
buds obtuse, root fibrous, no scions. — E. B. 705. — St. 1 — 2 feet 
