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Threatened Plants and algae

Species 1 - 50 of 317 [ next ]

Abies nebrodensis (Sicilian fir)
This tall evergreen tree is known only from a single location. It has the characteristic fir tree shape, with a tall straight trunk... More	6 Images	0 Videos

Adansonia grandidieri (Grandidier's baobab)
This imposing and unusual tree occurs only on the island of Madagascar, where it is threatened by the encroachment of agricultural... More	9 Images	0 Videos

Adansonia suarezensis (Suarez baobab)
The bizarre and impressive baobabs are instantly recognisable with their massive, smooth trunks and compact, almost comical crowns... More	3 Images	0 Videos

Aethionema retsina (Stonecress)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Agathis philippinensis (Kauri)
It has been said that the exceptionally beautiful kauri is to the Philippines what the redwood is to California. It is a tall... More	6 Images	0 Videos

Agathosma thymifolia (Thyme-leaved buchu)
The thyme-leaved buchu belongs to Rutaceae family, a group of aromatic trees and shrubs, sometimes known as the citrus family. The... More	1 Image	0 Videos

Albizia ferruginea (Albizia)
The albizia is a widespread African tree and common timber species, with a beautiful spreading crown. The trunk is straight with... More	4 Images	0 Videos

Alchemilla fischeri camerunensis (Alchemilla )
This small silvery herb is a subspecies of Alchemilla fischeri, and is only known from the summit of a single mountain. The leaf... More	1 Image	0 Videos

Allium calamarophilon (Onion)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Aloe arborescens (Krans aloe)
The krans aloe is a dense, many-branched, succulent shrub, with heads of green leaves arranged in attractive rosettes. These... More	14 Images	0 Videos

Aloe ferox (Bitter aloe)
The bitter aloe is most famous for its medicinal qualities, provided by the golden-brown sap of the leaves. The long, tapering... More	31 Images	2 Videos

Aloe microstigma (Cape speckled aloe)
The cape speckled aloe is an evergreen succulent plant, with a short stem and long, tapered leaves arranged in elegant rosettes.... More	1 Image	0 Videos

Aloe pillansii (Bastard quiver tree)
The bastard quiver tree casts a dramatic shape on the desolate skyline of the Succulent Karoo in southern Africa. This succulent... More	8 Images	0 Videos

Amherstia nobilis (Pride of Burma)
This stunning tree is the only member of the genus Amherstia. The extravagant flowers are seen hanging from the long inflorescence... More	7 Images	0 Videos

Amorphophallus titanum (Titan arum)
The spectacular titan arum produces the worlds largest compound flower or inflorescence; the largest of which is reported to have... More	7 Images	2 Videos

Anchusa crispa (Buglosse crépue)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	3 Images	0 Videos

Anthemis filicaulis (Anthemis)
This small herb has very slender, appressed-hairy stems with alternating leaves and, like all Composit plants, possesses... More	4 Images	0 Videos

Anthemis glaberrima (Chamomile)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Apium bermejoi (Apid den Bermejo)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Aquilegia barbaricina (Barbaricina colombin)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Arabis kennedyae (Troodos rockcress)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Araucaria angustifolia (Parana pine)
Information on the parana pine is currently being researched and written and will appear here... More	16 Images	0 Videos

Araucaria araucana (Monkey puzzle)
Monkey puzzle trees are highly distinctive, with mature trees possessing a tall, straight trunks and an umbrella of branches at the... More	9 Images	3 Videos

Arenaria bolosii (Sandwort)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Argyroxiphium kauense (Kau silversword)
Information on Kau silversword is currently being researched and written and will appear here... More	1 Image	0 Videos

Argyroxiphium sandwicense (Hawaiian silversword)
The striking Hawaiian silversword stands out starkly against the volcanic landscape of its habitat. This plant consists... More	6 Images	3 Videos

Ariocarpus trigonus (Cactus)
This striking cactus is only visible from its claw-like tubercles that emerge through the soil; the majority of the stem remains... More	4 Images	0 Videos

Armeniaca vulgaris (Wild apricot)
Apricot trees are well known for their delicious fruits, and while cultivated varieties are commonly grown worldwide, their wild... More	4 Images	0 Videos

Asplenium ascensionis (Fern)
Asplenium ascensionis is a small, dark green fern found growing on rocky walls. The narrow, glossy fronds are composed of smaller... More	6 Images	0 Videos

Astragalus bibullatus (Pyne's ground plum)
Pyne's ground plum is a rare endemic of Tennessee's Central Basin, and gets its common name from Milo Pyne, who discovered the... More	5 Images	0 Videos

Astragalus macrocarpus (Lefkara milk-vetch)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Astrophytum asterias (Star cactus)
This small, round cactus is low-domed and spineless, resembling a dead, spineless sea urchin in appearance. The disc-shaped body... More	3 Images	0 Videos

Aucoumea klaineana (Okoumé)
Information on the Okoume is currently being researched and written and will appear here... More	3 Images	0 Videos

Babiana montana (Baboon-root)
Information on Babiana Montana is currently being researched and written and will appear here... More	1 Image	0 Videos

Bellis azorica (Daisy)
Species information on Bellis azorica is currently being researched and written and will appear here... More	4 Images	0 Videos

Bertholletia excelsa (Brazil-nut tree)
Information on the Brazil-nut tree is currently being researched and written and will appear here... More	15 Images	0 Videos

Biscutella rotgesii (Lunetière de Rotgès)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Brachycereus nesioticus (Lava cactus)
The smallest of the cacti species that inhabit the Galápagos, the lava cactus consists of a number of short, cylindrical stems that... More	13 Images	0 Videos

Brachyglottis huntii (Chatham Island Christmas tree)
Voted New Zealand's most popular native plant, this spectacular species is a small, aromatic tree with clusters of brilliant yellow... More	1 Image	0 Videos

Brighamia insignis (Olulu)
The Latin ‘insignis' means ‘remarkable', which is a particularly apt epithet for this plant, long considered one of the most... More	2 Images	0 Videos

Brimeura duvigneaudii (Hyacinth)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	1 Image	0 Videos

Bupleurum dianthifolium (Bupleuro di Marettimo)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	2 Images	0 Videos

Bupleurum elatum (Bupleuro delle Madoni)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	3 Images	0 Videos

Bupleurum kakiskalae (Hare's-ear)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	2 Images	0 Videos

Caesalpinia echinata (Pau brasil )
This rare tree is famous as the origin of the name of the country of Brazil. It may reach up to 15 metres in height, and the dark... More	6 Images	0 Videos

Calendula maritima (Sea marigold)
ARKive is supporting the IUCN Species Survival Commission's Top 50 Plants Campaign. The aim of this campaign is to help save plant... More	3 Images	0 Videos

Calypso bulbosa (Fairy slipper orchid)
The fairy slipper orchid, which has been called the most beautiful terrestrial orchid in North America, bears a single, showy... More	12 Images	0 Videos

Carissa edulis var. sechellensis (Bwa sandal)
The bwa sandal is a slender-branched tree that bears smooth, glossy, leaves. The leaves, which measure up to seven centimetres... More	2 Images	0 Videos

Cattleya dowiana (Orchid)
This exotic orchid has extremely showy and highly fragrant flowers, usually between 5 and 6 on each spike. The petals and sepals... More	1 Image	0 Videos

Cedrus libani libani (Cedar of Lebanon)
Information on the cedar of Lebanon is currently being researched and written and will appear here... More	16 Images	0 Videos

Species 1 - 50 of 317 [ next ]

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