receptaculum

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Capitula cylindrica, involucri squamae 16-17 imbricatae 6-7 seriatae ovatae vel angusto-ovatae glabrae; receptacula plana glabra; lores 3 in capitulo; corollae albae anguste infundibulares in parte inferiori extus pilosae vel glabrae, pilis glanduliferis, lobis longis extus pilosis, basibus antherarum caudatis; basibus stylorum non noduliferis pilosis; achaenia turbinata 10 costata setifera et glandulifera, carpopodia breviter cylindrica.
Capitula circa 10 mm alta raro solitaria vel glomerulata cylindrica; involucri squamae 16-17 imbricatae 6-7 seriatae gradatim longiores exteriores usque ad 1.5 mm longae ovatae acutae interiores usque ad 4.9 mm longae angusto-ovatae vel anguste ellipticae acutae, deciduis, omnes uninerves ciliatae extus pilosae intus glabrae; receptacula glabra; lores 3 in capitulo; corollae ca.
Involucris cylindricis circa 6 mm altis squamae involucri 10 subimbricatae circa 5-6 seriatae gradatim maioribus exterioribus 2.4-3 mm longae 1-1.2 mm latae ovatae apice acuminatae pilosulae ad marginem ciliatae vel fimbriatae extus pilosae, intermediae 2.8-4.1 mm longae 1.4-1.8 mm latae ellipticae vel ovatae sursum ciliatae ad apicem acutae extus interiores 4.6-5.3 mm longae 1.6-2 mm latae anguste ellipticae vel anguste ovatae acutae superne ciliatae vel fimbriatae glabrae 3-7 nervatae; receptacula 1.4 mm alta 0.4 mm lata cylindrica paleacea, paleis 10 in capitulo.
6d); receptacula slightly ovoid, genital ducts short (Fig.
The receptacula range from globular to slightly ovoid.
9b); receptacula ovoid and genital ducts short (Fig.
Inflorescentiae racemosae terminalis; capitula breviter pediculata campanulata 4-7 mm diam x 4-8 mm alta; squamae involucri 32-46 subaequalis biseriatae herbaceae ad marginem scariosae oblongo.lanceolatae; receptacula plana alveolata (alveolis scalariformibus).
Capitula aggregata sessilia 3-5 mm alta; squamae involucri circa 23 subimbricatae circa 5seriatae valde inaequilongae, exterioris angusto-ovatae vel ovatae 1.2-3.0 mm longae x 0.7-1.0 mm latae apice obtusae magine scarioso-ciliatae extus sulcatae; receptacula leviter convexa pilosula; flores circa 16; corollae anguste-infundibulares 2-7 mm longae alboviridulae intus glabrae, lobis triangularibus 0.3 mm longis x 0.4 mm latis glanduliferis; antherae 0.5 mm longae appendicibus triangularis; appendices stylorum filiformes papillosae circa 2 mm longae.
Capitula campanulata circa 7 mm alta x 6 mm lata; squamae involucri circa 30, subimbricatae 5-seriatae, valde inaequilongae, ad apicem obtusae margine scariosae fimbriatae extus glabrae 4-costatae, externae ovatae vel late-ovatae 1.3 mm long x 1.0 mm latae, internae angustaeovatae 4-5 mm longae x 0.5 mm latae, hyalinae; receptacula hemisphaerica leviter puberula.
Capitula circa 7 mm alta, squamae involucri circa 30, imbricatae circa 4-seriatae, inaequilongae exteriora late ovatae ad apicem leviter acutae margine ciliatae extus tomentosae, 1.5-3.0 mm longae x 1 mm latae, interiora angusto-ovatae 5 mm longae x 0.5 mm latae extus glabrae; receptacula conica alveolata dense lanata.
bryophila Hickman are redescribed, the receptacula of P.
Female genitalia: Epigyne with pair of separate (although sometimes broadly touching), thick-walled, variously lobed receptacula, composed of internal systems of ducts and chambers; a single distinct fertilization duct leads from each receptaculum into bursal cavity, bending outwardly or prolaterally (often only visible when cleared epigynes are viewed laterally).