Fragmenta Phytographiae Australiae occidentalis. 629 
Helipterum Fitzgibbonii F. v. M. in Viet. Natur. VII. 38 (1890). 
Species pulchra in distr. Coolgardie boreali haud rara etiam in distr. 
Austin nunc reperta est pr. Murrinmurrin (W. J. GEoRcE). 
Helipterum fioribundum DC. (B. HL 642 
Species in distr. Austin pr. Menzies in acacietis aperlis lutosis fre- 
quens atque gregaria (D. 5127). 
Helipterum pyrethrum (Steetz) Benth. (B. DL 642). 
Species mira in argillosis inundatis flor. m. Oct. (D. 5110). 
Helipterum fuscescens Turcz. (B. HL 602 sub Podotheca). 
Herba annua humilis simplex vel parce ramosa, caule foliisque car- 
nosulis glabris violascentibus; foliis saepe suboppositis parvis obovatis 
vel oblanceolatis inferioribus latissimis; capitulo singulo terminali foliis 
supremis confertis amplioribus quasi involuto; involucri squamis 
scariosis brunneis extimís ovalis subacutis interioribus longioribus apice 
lamina minuta albida auctis; receptaculo sub floribus tuberculato-incras- 
sato convexo; floribus circ. 10— 12: «corollae luteae tubo basi dilatato: 
ovario omnino serieeo-villoso; pappi paleacei corollam excedentis 
paleis cire. 45 linearibus rigidulo-ciliatis. 
Planta 2—10 em alt.; folia 2—43 mm long., 2,5 mm lat.; involucri squamae ex- 
limae 5 XX 3 mm, intimae 8—9 X 4 mm; ovarium 3 mm long.; pappus 4—5 mm long.; 
corolla 3—3,5 mm long. 
Hab. in distr. Stirling pr. Cranbrook in loci cuiusdam depressi nudis 
glareoso-argillaceis subnitrosis copiosa flor. m. Sept. (E. Prirzer Pl. Austr. 
occ. 695; D. 4424). 
Species distincta nullam nisi H. pyrethrum (Steetz) Benth. accedit, a quo statura 
humili, foliis supremis amplioribus, laminis involucri minutis, floribus multo majoribus 
paucioribus valde differt. Tamen species duae pappi structura insigni inter congeneras 
facile excellunt. — Quae species a Podotheen potius removenda sit jam cl. F, v. Mex 
(Fragm. XII. 22; animadvertit. 
Helipterum cotula DC. (B. DL 644). 
Species in distr. Warren, Darling, Stirling, Avon, Irwin distri- 
buta nonnunquam gregaria abundat. E. gr. ia pt. Vasse R. locos mligi- 
nosos velo quodam involvit ita ut ejus greges aquae cuiusdam aequor esse 
putentur« (Mrs. Moo in hb. Berol.!). I 
Helipteram hyalospermum F. v. M. (B. IH. 644). 
Ex Eremaea districtus Avon et Irwin invadit, ubi in lutosis herbosis 
graminosisve haud rara atque nonnunquam gregaria flor. m. Jul.—Sept. 
(E. Purrze Pl. Austr. oec. 557; D.). 
Helipterum condensatum F. v. M. (B. HL 645). 
Folia mollia; capitula albida. Hab. in distr. Austin litorali pr. 
Carnarvon in arenoso-lutosis herbosis flor. m. Aug. (D. 3623). 
Helipterum involucratum F. v. M. (B. HL 646). 
Quae species H. tenello Turez. admodum affinis est. Hab. etiam in 
distr. Darling pr. Fremantle in eisdem fere locis quibus ad Champion 
