781 
GRINDELIA angustifolia. 
Narrow-leaved Grindelia. 
[u 
SYNGENESIA POLYGAMIA SUPERFLUA, 
Nat: ord. Comprostrm. Adanson fam. 2. 103. 
CORYMBIFERE. Jussieu gen. 177. Div. IT. Recept. nudum. 
Semen papposum. Flores radiati. 
Cap. 
GRINDELIA. Involucrum polyphyllum imbricatum, squarrosum. 
Receptaculum nudum. Flosculi disci tubulosi bermaphroditi: radii ligulati, 
feminei. Anthere basi nude. Akenium (semen) oblique ovatum, sublen- 
ticulare, subtriaristatum ; aristis glaberrimis deciduis. Herbe aut suffruti- 
ces. Folia alterna integra. Flores terminales lutei. Involucrum glutino- 
sum. Kunth nov. gen. et sp. 4. 309, 
G. angustifolia, caulibus subcespitosis, simplicibus, foliis inferioribus spa- 
thulatis, superioribus lineari-oblongis, serratis uninerviis. Kunth loc. cit. 
Radix rapiformis, crassitie digiti minoris, fusca, infern2 fibris teretibus 
obsita. Caules nonnulli, cespitosi, erecti, subpedales, simplices aut subra- 
mosi, striati, hirto-pubescentes, purpurascentes, foliati; ramis erectis. Fo- 
lia alterna, inferiora petiolata, spathulata, acuta, serrato-crenata, obsoleté 
venosa, rigida, glabra, adjecto petiolo 15 aut 16 lineas longa, superne 4 li- 
neas lata; superiora sessilia, subamplexicaulia, lineari-oblonga, serrata, 
acuta, rigida, uninervia, supra glabriuscula, subtüs scabriuscula, 9 lineas 
longa, 2 vel 24 lata. Flores in apice caulis et ramorum solitarii, erecti, 
magnitudine INULE britannice. Involucrum semiglobosum, polyphyllum ; 
foliolis ereberrimis, imbricatis, lanceolatis, rigidis, apicem versus squarrosis, 
viridibus; exterioribus brevioribus. Receptaculum planiusculum, nudum. 
Flosculi disci ereberrimi, tubulosi, hermaphroditi; radii cerebri ligulati fe- 
minei. Flosculi hermaphroditi: Corolla ffava, infundibuliformis, tubulosa, 
5 dentata, glabra; dentibus ovatis obtusiusculis. Anthere basi nude, in- 
cluse. Germen breve sublenticulare glabrum. Stylus glaber. Stigma bi- 
partitum exsertum.  Akenium (semen) oblique obovatum, sublenticulare, 
glabrum, subleve, fuscum, triaristatum, 4 lince longum, aristis equalibus 
erectis glaberrimis, corollam subequantibus, deciduis. Flosculi feminei: Co- 
rolla flava, tubo brevi tenui; ligula lanceolata 3-dentata, patente, nervosa 
glabra, 6 aut 7 lineas longa, 13 linee lata. Germ. et semen prorsus ut in 
PRosculo hermaphrodito. Kunth loc. cit. 
The species comes extremely near to GRINDELIA inuloides 
of this work (fol. 248), differing by scarcely any thing else 
than the form of the leaf and simple stem. 
Native of Mexico; where it grows at the elevation of 
1100 fathom above the level of the sea. 
VOL. X. € 
