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1997 IUCN Red List of Threatened Plants

Globally threatened taxa of vascular plants: IUCN categories by families and major taxa

Family	Ex	Ex/E	E	V	R	I	Total no. threatened1	Total no. species	% threatened
Lycosphens
Isoetaceae	2		11	4	22	2	39	79	49.7
Lycopodiaceae	1		3	6	11	3	23	519	4.4
Psilotaceae			1		1		2	7	30.8
Selaginellaceae	1		3	5	9	6	23	713	3.2
TOTAL	4	0	18	15	43	11	87	1,316	6.6
Ferns
Adiantaceae		1	6	4	16	11	38	712	5.3
Aspleniaceae		3	12	3	25	3	46	711	6.5
Blechnaceae			2	2	11	2	17	238	7.1
Cyatheaceae		1	10	36	100	55	202	623	32.4
Davalliaceae			1				1	130	0.8
Dennstaedtiaceae			1	1	9	4	15	486	3.1
Dicksoniaceae				3		1	4	41	9.8
Dryopteridaceae	2	5	12	10	41	7	75	464	16.2
Gleicheniaceae				1	3		4	140	2.9
Grammitidaceae			2	2	39	22	65	500	13.0
Hymenophyllaceae			4	4	18	1	27	600	4.5
Lomariopsidaceae			4	1	12		17	615	2.8
Loxsomataceae			1	1			2	4	50.0
Marattiaceae			3	1	6	1	11	204	5.4
Marsileaceae			3	2	1	2	8	67	11.9
Oleandraceae				2			2	91	2.2
Ophioglossaceae			6	5	12		23	81	28.4
Osmundaceae				1		1	2	18	11.1
Parkeriaceae					1		1	4	25.0
Plagiogyriaceae					2		2	36	5.6
Polypodiaceae	1	1	3	6	12	4	26	1,068	2.4
Pteridaceae			3	3	8	5	19	259	7.3
Schizaeaceae				1	1	1	3	143	2.1
Thelypteridaceae	1		9	5	19	8	41	1,000	4.1
Vittariaceae					2		2	113	1.8
Woodsiaceae	1	2	3	3	17	5	30	705	4.3
TOTAL	5	13	85	97	355	133	683	9,053	7.5
Gymnosperms: Gnetopsida (gnetophytes)
Ephedraceae					1		1	40	2.5
TOTAL	0	0	0	0	1	0	1	40
Gymnosperms: Pinopsida (conifers)
Araucariaceae			5	11	13	1	30	38	78.9
Cephalotaxaceae			1	3		1	5	7	71.4
Cupressaceae	1	1	17	19	21	6	64	130	49.2
Pinaceae			17	50	62	4	133	250	53.2
Podocarpaceae			5	28	33	4	70	125	56.0
Taxaceae			4	7	3	1	15	20	75.0
Taxodiaceae			2	4	4		10	16	62.5
TOTAL	1	1	51	122	136	17	327	586	55.8
Gymnosperms: Ginkopsida (ginkgo)
Ginkgoaceae					1		1	1	100.0
TOTAL	0	0	0	0	1	0	1	1	100.0
Gymnosperms: Cycadopsida (cycads)
Cycadaceae	1		5	11	4		20	35	57.1
Stangeriaceae					1		1	1	100.0
Zamiaceae	2		39	50	36	3	128	144	88.9
TOTAL	3	0	44	61	41	3	149	180	82.8
Dicotyledons
Acanthaceae	7	1	63	67	192	106	429	2,500	17.2
Aceraceae			2	2	7	3	14	112	12.5
Actinidiaceae			2	1	1	1	5	300	1.7
Aizoaceae	7		16	20	86	41	163	2,500	6.5
Alzateaceae					1		1	1	100.0
Amaranthaceae	4	1	9	4	24	6	44	900	4.9
Anacardiaceae		1	12	19	39	15	86	600	14.3
Ancistrocladaceae			1	1			2	18	11.4
Anisophylleaceae					2		2	40	5.0
Annonaceae		2	24	36	91	59	212	2,300	9.2
Apocynaceae	5	1	33	31	70	14	149	2,000	7.5
Aquifoliaceae	1	1	6	4	18	8	37	370	10.0
Araliaceae			30	22	36	19	107	700	15.3
Aristolochiaceae			5	3	23	4	35	600	5.8
Asclepiadaceae	9	3	72	60	199	86	420	2,000	21.0
Balanopaceae					1		1	9	11.1
Balanophoraceae			1	1	3		5	45	11.1
Balsaminaceae	1	3	5		12	49	69	450	15.3
Basellaceae			1	1	3		5	18	28.6
Begoniaceae	1	1	14	8	28	13	64	1,020	6.3
Berberidaceae			5	12	15	11	43	650	6.6
Betulaceae			2	1	8	2	13	125	10.4
Bignoniaceae			34	43	73	5	155	800	19.4
Bombacaceae			11	3	7	3	24	200	12.0
Boraginaceae	8	6	43	82	211	36	378	2,000	18.9
Bretschneideraceae					1		1	1	100.0
Brunelliaceae			29	19	9		57	62	91.9
Bruniaceae	4		3	2	8	4	17	75	22.7
Buddlejaceae				2	10	2	14	150	9.3
Burseraceae			9	9	58	4	80	600	13.3
Buxaceae			4	8	4	5	21	60	35.0
Cactaceae	6	1	89	173	253	65	581	1,500	38.7
Callitrichaceae			1	3	1		5	35	14.3
Calycanthaceae			1	1	1		3	5	60.0
Calyceraceae					1		1	60	1.7
Campanulaceae	5	22	103	62	200	41	428	2,000	21.4
Canellaceae			1	1	3	2	7	20	35.0
Capparaceae		1	9	11	19	10	50	800	6.3
Caprifoliaceae			3	9	19	1	32	400	8.0
Caricaceae			1	3	4		8	30	26.7
Caryocaraceae			4	2	5		11	23	47.8
Caryophyllaceae	2	7	67	87	304	55	520	2,000	26.0
Casuarinaceae			4	6	4		14	50	28.0
Cecropiaceae			15	12	14		41	276	14.9
Celastraceae	1	3	25	15	28	22	93	800	11.6
Ceratophyllaceae						1	1	6	16.7
Chenopodiaceae	1		15	30	37	6	88	1,500	5.9.0
Chloranthaceae			4	7	8	1	20	75	26.7
Chrysobalanaceae			80	54	86	5	225	450	50.0
Cistaceae			16	8	15	4	43	200	21.5
Clethraceae				1	2	1	4	65	6.2
Cochlospermaceae				1	1		2	15	13.3
Columelliaceae				1			1	4	25.0
Combretaceae			6	8	53	6	73	400	18.3
Compositae	21	23	475	606	1,258	191	2,553	20,000	12.8
Connaraceae			18	6	21	6	51	350	14.6
Convolvulaceae	2	1	26	31	50	26	134	1,500	8.9
Cornaceae			2	2	5		9	100	9.0
Corylaceae			2	3	4	1	10	22	45.5
Corynocarpaceae					1		1	5	20.0
Crassulaceae	4	1	31	42	137	16	227	900	25.2
Crossosomataceae			2		2		4	10	40.0
Cruciferae	10	6	126	196	383	36	747	3,000	24.9
Crypteroniaceae				1			1	7	14.3
Cucurbitaceae	1	1	11	7	34	21	74	700	10.6
Cunoniaceae		1	1	13	10		25	350	7.1
Cyrillaceae				2			2	14	14.3
Daphniphyllaceae				1	1		2	35	5.7
Datiscaceae				1			1	4	25.0
Davidsoniaceae			1				1	1	100.0
Degeneriaceae					1		1	1	100.0
Diapensiaceae				3	2		5	18	27.8
Dichapetalaceae			17	10	11	7	45	235	19.1
Didiereaceae					3		3	11	27.3
Dilleniaceae			7	4	14	5	30	350	8.6
Dioncophyllaceae						1	1	3	33.3
Dipsacaceae		1	3	8	40	10	62	260	23.8
Dipterocarpaceae		7	30	70	23	65	195	600	32.5
Droseraceae			2	4	7	1	14	100	14.0
Ebenaceae			15	38	12	16	81	450	18.0
Elaeagnaceae			1	3	5		9	50	18.0
Elaeocarpaceae			4	9	29	2	44	400	11.0
Elatinaceae				1	4		5	40	12.5
Epacridaceae	3		7	14	38	1	60	400	15.0
Eremolepidaceae				1			1	12	8.3
Ericaceae	7		127	142	205	35	509	3,500	14.5
Erythroxylaceae	1	1	22	18	20	8	69	200	34.5
Escalloniaceae			2	3	8	2	15	170	8.8
Eucommiaceae					1		1	1	100.0
Eucryphiaceae					1		1	6	16.7
Euphorbiaceae	11	4	192	263	318	156	933	7,500	12.4
Fagaceae		1	13	21	36	25	96	800	12.0
Flacourtiaceae		1	67	46	70	12	196	800	24.5
Fouquieriaceae				1	2	2	5	11	45.5
Frankeniaceae	3		1	1	4		6	80	7.5
Geissolomataceae					1		1	1	100.0
Gentianaceae			16	21	60	14	111	1,000	11.1
Geraniaceae		1	13	11	50	10	85	700	12.1
Gesneriaceae		10	57	53	79	66	265	2,500	10.6
Globulariaceae			3	1	5		9	300	3.0
Goetzeaceae			1				1	7	14.3
Gomortegaceae			1				1	1	100.0
Goodeniaceae	1		3	11	18	1	33	300	11.0
Greyiaceae					1		1	3	33.3
Grossulariaceae	1		4	6	4	3	17	180	9.4
Grubbiaceae					1		1	3	33.3
Gunneraceae			2	1	1	1	5	50	10.0
Guttiferae			16	31	78	27	152	1,200	12.7
Gyrostemonaceae	1			1			1	17	5.9
Halophytaceae						1	1	1	100.0
Haloragaceae	1		6	5	12	3	26	100	26.0
Hamamelidaceae			3		17	2	22	100	22.0
Hernandiaceae	1		4		5	2	11	60	18.3
Hippocastanaceae				1			1	16	6.3
Hoplestigmataceae						1	1	2	50.0
Humiriaceae				1	3		4	50	8.0
Hydnoraceae			1				1	10	10.0
Hydrangeaceae				10	6	2	18	170	10.6
Hydrophyllaceae	2		14	30	38		82	250	32.8
Icacinaceae			8	10	10	5	33	400	8.3
Idiospermaceae					1		1	1	100.0
Illecebraceae			4	10	32	3	49	117	41.9
Illiciaceae			1	1	1		3	40	7.5
Ixonanthaceae				1			1	30	3.3
Juglandaceae			3	4	4	1	12	60	20.0
Krameriaceae				1	2		3	15	20.0
Labiatae	9	25	100	132	432	44	733	3,200	22.9
Lacistemataceae			1	2	4		7	20	35.0
Lactoridaceae				1			1	1	100.0
Lardizabalaceae					3	2	5	30	16.7
Lauraceae	1		65	57	105	32	259	2,000	13.0
Lecythidaceae			54	39	49		142	400	35.5
Leeaceae					2	3	5	70	7.1
Leguminosae	22	14	392	506	1,063	231	2,206	13,100	16.8
Leitneriaceae					1		1	1	100.0
Lennoaceae					2		2	5	44.4
Lentibulariaceae			2	5	7	10	24	200	12.0
Limnanthaceae			2	3	3		8	11	72.7
Linaceae			9	10	27	2	48	220	21.8
Loasaceae	1		5	13	7		25	200	12.5
Loganiaceae	1		10	11	9	7	37	500	7.4
Loranthaceae	2	2	12	7	14	5	40	700	5.7
Lythraceae			6	6	36	9	57	500	11.4
Magnoliaceae	1		13	10	15	5	43	220	19.5
Malesherbiaceae			1		3		4	25	16.0
Malpighiaceae			36	34	30	9	109	1,200	9.1
Malvaceae	3	13	53	44	102	21	233	1,250	18.6
Marcgraviaceae			1	1	3		5	100	5.0
Medusagynaceae			1				1	1	100.0
Medusandraceae						1	1	1	100.0
Melastomataceae		4	99	84	228	72	487	4,000	12.2
Meliaceae			29	34	39	7	109	550	19.8
Melianthaceae				1		1	2	22	9.1
Meliosmaceae			6	3	6	1	16	27	59.3
Menispermaceae	1		9	2	9	18	38	400	9.5
Menyanthaceae			1	1	3	1	6	33	18.5
Molluginaceae			3	4	4	1	12	100	12.0
Monimiaceae			5	5	13		23	450	5.1
Montiniaceae			1				1	3	33.3
Moraceae		3	30	23	38	16	110	1,000	11.0
Morinaceae					1	1	2	13	15.4
Moringaceae					1	1	2	10	20.0
Myoporaceae	1		7	12	12	1	32	125	25.6
Myricaceae			1	1	3		5	50	10.0
Myristicaceae			7	6	3	3	19	300	6.3
Myrsinaceae	1	1	30	48	50	62	191	1,000	19.1
Myrtaceae	4	5	147	218	326	51	747	3,000	24.9
Nepenthaceae		1	3	5	6	4	19	75	25.3
Nesogenaceae	1	1	1			1	3	7	42.9
Nyctaginaceae	1	1	15	13	18	2	49	300	16.3
Nymphaeaceae				3	1		4	50	8.0
Ochnaceae	1		5	3	6	1	15	400	3.8
Olacaceae			18	11	25	5	59	250	23.6
Oleaceae			16	17	18	19	70	600	11.7
Oliniaceae						2	2	8	25.0
Onagraceae	2	1	20	36	61	1	119	675	17.6
Opiliaceae					1		1	50	2.0
Oxalidaceae			1	11	12	7	31	900	3.4
Paeoniaceae			1	4	3	3	11	30	36.7
Papaveraceae			10	18	48	8	84	200	42.0
Parnassiaceae					2	1	3	16	18.8
Passifloraceae	1		14	6	18	10	48	650	7.4
Pedaliaceae			1		2		3	80	3.8
Pellicieraceae						1	1	1	100.0
Penaeaceae			1	3	10		14	20	70.0
Pentaphragmataceae					1	1	2	30	6.7
Phytolaccaceae			1	2	2		5	125	4.0
Piperaceae	3	2	83	15	50	12	162	1,700	9.5
Pittosporaceae	1		12	12	9	3	36	200	18.0
Plantaginaceae			7	9	14	3	33	254	13.0
Plumbaginaceae	3	1	34	55	80	10	180	400	45.0
Podostemaceae			8	4	3	5	20	200	10.0
Polemoniaceae		1	17	42	42		102	300	34.0
Polygalaceae		1	13	22	35	21	92	750	12.3
Polygonaceae		3	43	81	87	14	228	1,000	22.8
Portulacaceae			15	12	25		52	500	10.4
Primulaceae		2	16	25	45	24	112	1,000	11.2
Proteaceae	5	1	73	91	183	5	353	1,000	35.3
Quiinaceae			2	2	2		6	40	15.0
Rafflesiaceae			1	2	5	1	9	50	18.0
Ranunculaceae	2	2	38	82	143	29	294	2,000	14.7
Resedaceae					14	1	15	70	21.4
Rhabdodendraceae			1				1	3	33.3
Rhamnaceae		2	28	54	78	9	171	900	19.0
Rhizophoraceae		1	5	3	2	1	12	100	12.0
Rhoipteleaceae					1		1	1	100.0
Rhynchocalycaceae				1			1	1	100.0
Roridulaceae					1		1	2	50.0
Rosaceae	2	22	82	119	156	40	419	3,000	14.0
Rubiaceae	22	13	223	275	369	240	1,120	6,500	17.2
Rutaceae	10	9	95	91	163	24	382	1,500	25.5
Sabiaceae					2	1	3	30	10.0
Salicaceae			2	18	19	2	41	340	12.1
Santalaceae	4		6	11	16	2	35	400	8.8
Sapindaceae	2	1	38	35	64	6	144	1,500	9.6
Sapotaceae		2	126	75	135	23	361	800	45.1
Sarraceniaceae				1	4		5	15	33.3
Saxifragaceae	1	1	6	29	60	6	102	588	17.4
Schisandraceae					1	2	3	50	6.0
Scrophulariaceae	8	13	160	259	478	59	969	4,000	24.2
Scytopetalaceae				1	2		3	20	15.0
Simaroubaceae			1	11	8	1	21	150	14.0
Solanaceae	5	3	41	71	72	31	218	2,800	7.8
Sphenostemonaceae						1	1	7	14.3
Stachyuraceae				1			1	6	18.2
Stackhousiaceae					2		2	23	8.9
Staphyleaceae					2	1	3	50	6.0
Sterculiaceae	7	1	24	27	32	22	106	1,000	10.6
Stilbaceae					1		1	12	8.3
Stylidiaceae			2	2	5		9	155	5.8
Styracaceae			4	3	5	2	14	150	9.3
Surianaceae					1		1	6	16.7
Symplocaceae			6	10	23	4	43	350	12.3
Tamaricaceae				1	3		4	100	4.0
Theaceae		1	16	12	27	17	73	600	12.2
Theligonaceae					1		1	3	33.3
Theophrastaceae			5	8	5	3	21	100	21.0
Thymelaeaceae	1	3	13	16	32	8	72	500	14.4
Tiliaceae		1	4	3	15	4	27	450	6.0
Tovariaceae				1			1	2	50.0
Trapaceae				1			1	15	6.7
Tremandraceae	2		3	4	2		9	28	32.1
Trigoniaceae			7	5	5		17	26	65.4
Trimeniaceae			1				1	5	20.0
Tropaeolaceae			1		3		4	92	4.3
Turneraceae			2	1	4	1	8	120	6.7
Ulmaceae			7	7	4		18	150	12.0
Umbelliferae	3	8	56	98	238	70	470	3,000	15.7
Urticaceae	2	2	32	35	40	8	117	700	16.7
Vahliaceae					1		1	5	20.0
Valerianaceae			1	3	23	4	31	300	10.3
Verbenaceae	1	3	22	27	40	30	122	2,600	4.7
Violaceae	1	1	31	20	44	14	110	800	13.8
Viscaceae	1		11	6	6	16	39	350	11.1
Vitaceae			6	4	14	12	36	700	5.1
Vochysiaceae			1	1		1	3	200	1.5
Winteraceae			2	4	5		11	100	11.0
Zygophyllaceae	1		2		10	1	13	250	5.2
TOTAL	272	284	4,925	6,000	11,335	2,980	25,524	167,221	15.3
Monocotyledons
Agavaceae			13	14	35	6	68	380	17.9
Alismataceae			2	2	6		10	75	13.3
Alliaceae	1	4	19	40	86	15	164	832	19.7
Aloaceae			36	65	84	21	206	700	29.4
Alstroemeriaceae			3		1	1	5	152	3.3
Amaryllidaceae	7		38	42	79	17	176	700	25.1
Anthericaceae			4	4	11	3	22	481	4.6
Aponogetonaceae			1	2	3	1	7	40	17.5
Araceae	3		27	65	59	72	223	1,800	12.4
Asparagaceae			2	1	6	4	13	55	23.6
Asphodelaceae	1	2	5	6	27	8	48	319	15.0
Asteliaceae			3	2	4		9	34	26.5
Blandfordiaceae					1		1	4	25.0
Bromeliaceae	1		277	111	76	16	480	2,000	24.0
Burmanniaceae		5		1	3	5	14	130	10.8
Calectasiaceae				1			1	1	100.0
Cannaceae				1			1	50	2.0
Centrolepidaceae			1	2	3		6	35	17.1
Colchicaceae			3	11	19	1	34	106	32.1
Commelinaceae	1		3	6	10	10	29	700	4.1
Convallariaceae		1	1	7	12	4	25	172	14.5
Costaceae			1	8	8		17	150	11.3
Cyanastraceae						1	1	6	16.7
Cyclanthaceae			2		2	2	6	180	3.3
Cyperaceae	5	4	54	62	115	45	280	4,000	7.0
Dioscoreaceae	1		28	20	15	9	72	630	11.4
Dracaenaceae	1		4	14	2		20	156	12.8
Eriocaulaceae	4	2	11	15	22	13	63	1,200	5.3
Eriospermaceae					35	1	36	90	40.0
Gramineae	17	8	139	141	358	130	776	8,000	9.7
Haemodoraceae			1	11	3		15	100	15.0
Heliconiaceae			14	14	15		43	100	43.0
Hostaceae			1	1	2		4	40	10.0
Hyacinthaceae	3		19	21	77	17	134	654	20.5
Hydatellaceae	1			1	1		2	7	28.6
Hydrocharitaceae		1	1	4	6	2	14	100	14.0
Hypoxidaceae			1	1	2	2	6	142	4.2
Iridaceae	9	3	90	70	276	45	484	1,500	32.3
Juncaceae			2	5	11	4	22	300	7.3
Juncaginaceae				1			1	20	5.0
Lemnaceae					1	2	3	31	9.7
Liliaceae	6	1	27	42	62	17	149	460	32.4
Limnocharitaceae					3		3	10	31.6
Lomandraceae				1	5		6	42	14.3
Lowiaceae					1		1	6	16.7
Marantaceae			5	1	1	4	11	400	2.8
Melanthiaceae			4	4	8	1	17	146	11.6
Musaceae	1			1	1		2	42	4.8.0
Orchidaceae	21	16	325	529	646	263	1,779	30,000	5.9.0
Palmae	2	25	204	258	262	120	869	3,000	29.0
Pandanaceae	7		6	10	16	9	41	732	5.6
Philydraceae					1		1	5	20.0
Phormiaceae					3	1	4	36	11.1
Pontederiaceae					1		1	30	3.3
Potamogetonaceae			5	1	3		9	100	9.0
Restionaceae	1		5	19	27	7	58	400	14.5
Ruscaceae				2	2		4	8	50.0
Smilacaceae				3	7	1	11	330	3.3
Stemonaceae				1	1		2	30	6.7
Strelitziaceae					1	1	2	7	28.6
Tecophilaeaceae	1				3		3	42	7.1
Trilliaceae			2	2	11	1	16	52	30.8
Triuridaceae			2	1	4	4	11	70	15.7
Velloziaceae			1		1	3	5	250	2.0
Xanthorrhoeaceae				2	1		3	15	20.0
Xyridaceae			3	3	12	1	19	200	9.5
Zannichelliaceae					1		1	8	13.3
Zingiberaceae	1	1	4	4	31	36	76	1,000	7.6
Zosteraceae					1		1	18	5.6
TOTAL	95	73	1,399	1,656	2,592	926	6,646	63,610	10.4
GRAND TOTAL	380	371	6,522	7,951	14,504	4,070	33,418	242,007	13.8