SPICILEGIA GORGONEA. 147 
amplexicaulem angustatis apice rotundato-obtusis margine 
spinulosis glaberrimis, scapo longissimo terminali tereti 
striato glabro fusco apice vel rarius per totam longitudinem 
ex axillis squamarum floriferis, inflorescentia subramosa, 
pedicellis squamis sessilibus ovatis acutis margine undu- 
lato-scariosis cum involucro continuis dense obsitis, invo- 
lucri squamis inferioribus brevissimis conformibus ovato- 
lanceolatisque interioribus elongatis subscariosis capitulum 
cylindraceum efformantibus, floscuiis inferne pilosis, antlieris 
basi caudatis, pappo pluriseriali exteriore simplici interiore 
denticulato, acheniis elongatis 4-gonis angulis obtusis apice 
vix attenuatis interioribus sublevibus exterioribus squa- 
moso-scabridis.—Ic. Tab. nostr. XI. 
The achenia of this species are somewhat longer than those 
of the original R. chondrilloides, with the angles blunt, or as 
Cassini expresses it subcylindraceous; but the granulation is 
nearly the same. ; s f 
Has. In fissuris rupium ins. S. Nicolai, (Forbes, n. 34. die 
27 Martii, 1822, spec. florida et fruct.) In Monte Verede 
ins. S. Vincentii ab alt. 1000 ped. usque ad apicem (77. 
Vogel, n. 43. 44, Junio, 1841 spec. florifera et fruct.) 
To this species the description of another, though not 
Within the province of our Flora, may be appended.* 
Tas. XI. Fig. 1. floret; f. 2. achznium :—both magnified. 
189. Rhabdotheca spinosa, Webb; *'Thorny shrub sow- 
thistle of Africa." Parkins, Theatr. p. 804. Prenanthes 
spinosa, Forsk. Fl. Æg. Arab. p. 144. Brunner, Erg. p. 104. 
Lactuca spinosa, Lamk. Encycl. 3. p. 408. Sonchus spi- 
nosus, DC. Prodr. 7. p. 189.—Ic. Parkinson, J. e. Phytogr. 
Can. 2. t. 125. 
y Rhabdotheca Brunneri, Webb ; fruticulosa, ramis glabris horizontalibus, 
foliis ramorum oblongo-linearibus linearibusque elongatis integerrimis, 
inflorescentia corymbosa, pedicelli squamis ovatis, capitulis subcylin- 
draceis squamatis, involucri glabri foliolis exterioribus lanceolatis 
anguste scariosis, acheniis 4-gonis elongatis apice haud attenuatis 
angulis subacutis striatis interioribus dense squamulosis.—Sonchus 
- “ex ins, Sor et palude Limnutt," Brunn. Ergebn. p. 116. Sonchus an 
$ : í nostro ! 
Prenanthes ? ex siccis juxta paludem Limnutt ; urn in herb. 
L 
