ETYMOLOGY. 421 — 
Struthiopteris, struthios, ostrich ; the fronds being like the 
feathers of an ostrich. 
Syngramma, syn, to unite, gramma, a line; the sori in 
united lines. 
- Teonitis, tainia, a fillet er ribbon; the linear pinnæ of the 
fronds. 
Thylacopteris, thelo, a nipple; the sori like teats or nipples 
on the upper side of the frond. 
Thyrsopteris, thyrsos, bunch or raceme, pteris; the fructifi- 
cation in raceme bunches. 
Todea, in honour of Henry Julius Tode, of Mecklenburg, an 
experienced mycologist. 
Trichocarpa, thriz, trichos, a hair, karpa, fruit; the fructi- 
fication borne on a hair-like stalk. 
Trichomanes, thriz, hair, manos, soft ; the delicate nature of 
the fronds. 
Trichopteris, thria, hair, pteris; 
with hairs. 
Trochopteris, trochos, a wheel, pteris; 
fronds. 
the sori being furnished 
the disposition of the 
Vittaria, vitta, riband ; shape of narrow fronds. 
Woodsia, in honour of Joseph Wood, a celebrated British 
botanist (died 1864). 
. Woodwardia, in honour of Thomas 
J an English botanist. 
Jenkinson Woodward, — 
|. Kiphopteris, ziphos, sword, pteris; form of the frond. 
