835 
SCABIOSA. graminifolia. 
Grass-leaved Scabious. 
 —————— 
TETRANDRIA MONOGYNIA, 
Nat. ord. DipsacrEs.' 
SCABIOSA, Linn.—Calycis limbus setis sub-5, hinc inde abortientibus 
munitus. Involucellum 8-foveolatum szpius subcylindricum. Coulter dips. 33. 
S. graminifolia, involucella basi elongata foveolis linearibus zequali, corona 
patula basin vix superante, nervis 24, calycis limbo pedunculato, setis 
corone zequalibus, foliis linearibus integerrimis holosericeis. Coulter 
lc. p. 34. 
Ss. ret angustifolia. Bauh. pin. 270. prodr. 127. ¢. ic. : 
S. graminifolia. Linn. am. ac. 4. p. 267. Desf. atl. 1. p. 124. — Savi. bot. 
etrusc. p. 122. Waldst. Kit. hung. 2. p. 206. t.188. Ait. Kew. ed. 2< 
1.229. Rom. et Schultes 3. 86. ; 
Tota glauca. Caulis bast lignosus, ascendens, teres, minutissime pubescens. 
Folia linearia, subcanaliculata, erecte patentia, minute pubescentia, inter- 
nodiis longiora. Pedunculi graciles, erecti, foliis multo longiores. Invo- 
lucrum hemisphericum, 10-phyllum, foliolis linearibus acuminatis, flosculis 
brevioribus, basi villosis. losculi purpurei, 5-fidi, radiantes, laciniis su- 
perioribus nanis, inferioribus crenatis ; disci subequales infundibulares. Se- 
mina lanata pappo paulo longiora, alba. “Pappus exterior sessilis, membra- 
naceus, cyathiformis, truncatus, obscure lobatus, foveis basi 8, clandestinis, 
nervis 24 radiantibus ; interior stipitatus clavatus, aristis 5 radiantibus, 
erectis, pappo exteriore paulo longioribus. 
ae 
An old inhabitant of the flower-garden, introduced, it is 
said, in 1683. It is a hardy perennial plant, native of the 
mountainous parts of Europe, and remains in flower nearl 
the whole summer. - Our drawing was made at Mr. Colvill’s 
Nursery. 
For our characters of the genus and species we have 
gladly availed ourselves of the assistance of Dr. Coulter’s 
recent Monograph of the Natural Order of Dipsacee; a 
work in which we find much to interest and instruct. 
The nature of the floral envelope of Dipsacez, which, 
in sO many respects, resembles that of Composite, has been 
the subject of much difference of opinion among Botanists. 
By Linneus and his followers it has been considered, under 
the name of pappus, as a peculiar organ forming part of 
the pericarpium, or, as they incorrectly term it, of the 
