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Sessions for Friday, July 22nd, 2022
Evening	RG1
Sessions for Saturday, July 23rd, 2022
Morning	BR01	RG2
Afternoon	M01	M02
Evening	BQ1
Sessions for Sunday, July 24th, 2022
Morning	RG3	BR02	BR03	BR04	M03	M04	W01	W02	W03	W04	W05	W06	W07	W08	W09	W10	EX01	W11	W12	W13	W14	L01
Afternoon	L02	L03	W16	W15	W17	W18	W19	W20	W21	W22	M05	M06	BQ2	M07	M08	BQ3	M09
Evening	BQ4	S01	EX02	EX03
Sessions for Monday, July 25th, 2022
Morning	BR05	BR06	BR07	BR08	BR09	RG4	BI&HD I	CB1	DS1	EC01	EO1	PHYLO I	PTR1	S1	SYST I	CGT1	C1	BR10	CB2	CGT2	EC02	PB1	PTR2	S02
Afternoon	EX04	EX05	L04	L05	M10	M30	BIOG I	BL1	C2	CGT3	EC03	ETH1	F&T I	PB2	S2	SYST II	PHYS1	CB3	CGT4	DS2	EC04	RP1	TP1	M11	M12	M13	M25	P
Evening	MX1	BQ5	M14	MX2
Sessions for Tuesday, July 26th, 2022
Morning	BR11	BR12	RG5	BR13	C3	C4	CB4	CGT5	COOLEY	D1	DS3	EC05	MACRO I	ME1	PB3	PGG1	S3	SYM1	BL2	EX06	EX07	PB4	BI&HD II	BIOG II	DS4	EC06	EPH1	ME2	PB5	PGG2	SYM2	S04
Afternoon	D2	D3	L06	L07	BH1	C5	CWR1	D4	DS5	EC07	EO2	F&T II	MACRO II	ME3	PB6	PGG3	S05	S4	EPH2	D5	M15	CB5	EC08	PGG4	S06	M17	M16	R2	AW1	M18	M19	MX3	R3
Evening	MX4	BQ6	BQ7	M20	S07
Sessions for Wednesday, July 27th, 2022
Morning	BR14	BR15	BR16	BR17	BR18	M21	RG6	C6	C7	EC09	EPH3	HH1	PGG5	PHYLO II	RP2	S5	SYST III	SS	EX08	EX09	DS6	EC10	HH2	RP3	L08
Afternoon	L09	M22	M23	M24	BIOG III	C8	EC11	FGG1	L10	LT1	MP1	PHYLO III	RP4	S08	S6	M26	EC12	FGG2	LT2	RP5	M27	R4	M28	AW2	BQ8
Evening	S09	R5
Sessions for Thursday, July 28th, 2022
Morning	M29	W23
Sessions for Friday, July 29th, 2022
Morning	W24	W25

Presentations for Session PTR1

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Order	Date/Time	Title	Section/Topic	Type	Authors	Keywords
Monday, July 25th 8:00 am to 10:15 am · Spruce/Hilton Session PTR1: Contributed Papers: Pteridology: Pteridology I Presiding: Jacob Suissa, Harvard University; Emily Sessa, University of Florida
PTR1001	July 25th 8:00 am	The systematics, biogeography, and Pleistocene refugia of the parsley ferns (Cryptogramma)	Pteridology	Oral Paper	Metzgar, Jordan.	Cryptogramma ecological niche modelling divergence time estimation polyploidy climate change
PTR1002	July 25th 8:15 am	The hydraulic implications of rhizomatous growth and the homorhizic habit	Pteridology	Oral Paper	Suissa, Jacob; Friedman, William; Agbleke, Andrews.	rhizome Ferns homorhizic hydraulic integrations physiology Evolution microCT stomatal conductance
PTR1003	July 25th 8:30 am	Using leaf mass per area to understand ecological opportunity across ferns	Pteridology	Oral Paper	Ng, Molly; Heberling, Mason.	phylogenetic signal Ferns leaf mass per area functional trait
PTR1004	July 25th 8:45 am	Allopolyploid Speciation in the Enigmatic Quillworts of the Appalachian Plateau	Pteridology	Oral Paper	Wickell, David; Zimmer, Elizabeth; Li, Fay-Wei.	Isoetes Lycophytes polyploidy RADseq population genomics
PTR1005	July 25th 9:00 am	Here we go again (and again): repeated rounds of polyploidy and biased gene retention in ferns	Pteridology	Oral Paper	Pelosi, Jessie; Kim, Emily; Barbazuk, W. Brad; Sessa, Emily.	fern transcriptome phylogenetics polyploidy whole genome duplication biased gene retention
PTR1006	July 25th 9:15 am	Ferns on ferns: an exploration of low-trunk epiphytic fern gametophytes growing on tree ferns in Taiwan	Pteridology	Oral Paper	Quinlan, Alexandria Shayne; Kuo, Li-Yaung; Hu, Jer-Ming.	Cyatheaceae tree ferns epiphytes gametophytes multiplexed amplicon sequencing tissue-direct PCR relative humidity trnL-F
PTR1007	July 25th 9:30 am	Characters that diagnose large clades: Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales)	Pteridology	Oral Paper	Sundue, Michael; Triana Moreno, Luz Amparo; Yañez, Agustina; Kuo, Li-Yaung; Rothfels, Carl; Pena, Nelson Túlio L.; Schwartsburd, Pedro.	Dennstaedtia perispore genera morphology
PTR1008	July 25th 9:45 am	Break	Pteridology