— 
mes, 
Sie =e tee 
662 
GYMNOLOMA maculatum. 
Mottled-branched Gymnoloma. 
—<— 
SYNGENESIA POLYGAMIA FRUSTRANEA. 
Nat. ord. Comrosirz. Adanson fam. 2. 103. 
_ CoRYMBIFERE. Jussieu gen. 177. Div. VI. 
HELIANTHER. Cassini in journ. de phys. 88 (an 1819). 191. 
GYMNOLOMA, Involucrum subhemisphericum polyphyllum; foliolis 
circitér 20, laxé imbricatis, sublanceolatis, membranaceis, acutis; exteri- 
oribus vix latioribus. Receptac. convexum aut subplanum paleaceum ; pa- 
leis linearibus aut lanceolatis, apice subulatis, subcarinatis scariosis, flosculo 
hermaphrodito brevioribus (vel longioribus), persistentibus. Flosculi disci 
crebri, tubulosi, hermaphroditi, centrales sepits steriles; radii ‘7-10, ligulati, 
neutri. FLOScULI HERMAPHRODITI: Corolla tubo brevi; limbo infundi- 
buliformi-tubuloso, 5-nervio, 5-dentato; dentibus ovatis’obtusis aut acutis, 
eequalibus. Stamina familie. Anthere incluse aut exserte, basi nude, 
nigro-fuscescentes, processubus terminalibus parvis ovatis obtusiusculis dia- 
phanis. Germen lineare, apice marginato-fimbriatum, flosculorum centralium 
sepils sterile, margine angusto, laciniato-fimbriato, demim evanescente. 
Stylus capillaris. Stigma 2-partitum, exsertum ; laciniis linearibus, paten- 
tibus. Achenia (semina) obovata aut cuneata, compressiuscula, sub4gona, 
levia; apice subumbonata et calva. FELoscunt NEuTRI: Corolla tubo 
brevi; ligula elliptico-oblong4, apice 2 aut 3-loba, plana, patente, nervata, 
basi cucullata, Germ. lineare, apice marginato-fimbriatum, sterile. Stylus 
et stig. 0. 
Merb oppositifolie, hispido-scabre. Fol. ovata, integra, crenato-den- 
tata, 3-aut triplinervia. Pedunculi subterminales et axillares, uniflori, soli- 
jet elongatt. Flores flavi. A WEDELIA Jacq. ef CHRYSANTHELLO 
ich. quibus valdé fins distinguitur floribus radii neutris nec non ab illé 
achenits calvis. An Wuurria Neck.? Kunth nov. gen. et spec. 4. 217. 
G. maculata, aspera, erecta; ramis virgatis, 4-gonis, pictis; foliis oblongo- 
lanceolatis, subserratis; floribus erectis, terminalibus, 1-3; pedunculis 
folio plurimim brevioribus; radio 8-floro. 
Herba suffruticosa, perennis, gracilis, 3-pedalis v. ultra, ramosa, ramis pur- 
pureo-marmoratis, 4-yonis, sulco levitér depresso ad quemque faciem exaratis. 
Fol. membranacea, utroque fine angustata, facile cum curvo reflectenda, lon- 
giora triuncialia latitudine subsesquiunciali: petiolus lamind multotiés brevior, 
purpurco-pictus, Flores flavi, diametro infra uncialem, pedunculis pallidis 
subtrichotomo-trinis brevibus hirtis erectis. Cal. disco brevior, oblato-cam- 
panatus, hispidus, biseriatus, foliolis ovato-lanceolatis, supra recurvis et 
saturatius virentibus. Rapius neuter, caducus, glaber, distans, ligulis bi- 
plicatis oblongis, obtusis, planis. Discus: flosculi diaphani cuneato-cylin- 
dracei flavi, tubo brevissimo, fauce longé cuncato-cylindricd, limbo saturatins 
flavescente villoso, margine incrassato, laciniis ovatis, recurvo-patentibus : 
anth. filamentis elasticis exscrende, nigricantes, apice 5-valves valvulis ochro- 
leucis acuminatis, bast mutice obtuse ; pollen aurantiacum. Stigmata flava, 
exserta, replicata, linearia; pilosa, intis canaliculata: stylus robustulus. 
VOL, VIII. Ss 
