Herbarium LE - Specimens

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 300–400 m a.s.l. around point 16º59.5 N 106º38.2 E. 11 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, DCKNTNR065.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 300–400 m a.s.l. around point 16º59.5 N 106º38.2 E. 11 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, DCKNTNR067.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 300–400 m a.s.l. around point 16º59.5 N 106º38.2 E. 11 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, DCKNTNR066.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 300–400 m a.s.l. around point 16º59.5 N 106º38.2 E. 11 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, DCKNTNR068.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR080.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR083.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR084.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR085.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR089.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR092.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR093.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E. 19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, DCKNTNR097.

Convallariaceae

Peliosanthes griffithii Baker?

Lam Dong Province, Bao Lam District. Primary humid evergreen broad-leaved and mixed forest with Pinus kesiya on granite at elevation about 1100 m a.s.l. Terrestrial herb with large dark green leaves to 1 m long.

30 October 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3534.

Flowered in cultivation on 10 January 2024, flowers light greenish, corona daks violet to almost black. L. Averyanov & T. Maisak AL3534

Convallariaceae

Peliosanthes sp.

Binh Thuan Province, Tanh Linh District, Lac Tanh Village, around point N10.5600 E107.4800. Open Dipterocarp grassy woodlands on ferralithe soil at elevation about 100 m a.s.l. Terrestrial herb in shady place on small stream slope. Common.

30 November 2022, L. Averyanov, Nguyen Van Canh, T. Maisak, Truong Ba Vuong, Nguyen Quoc Bao, AL 1881.

Convallariaceae

Peliosanthes luteoviridis Vislobokov, K.S.Nguyen, Kalyuzhny, Nuraliev & N.Tanaka

Binh Thuan Province, Tanh Linh District, Nui Ong Nature Reserve. Open grassy Dipterocarp woodland on thin degraded lateritic soil at elevation 100-200 m a.s.l. Shady place along small stream, locally common. Terrestrial herb with large dark green leaves 0.6-0.8 m long.

31 October 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3541.

Flowered in cultivation on 10 January 2024, flowers entirely light yellowish. L. Averyanov & T. Maisak AL3541

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on

very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Suberect lithophytic herb to 25 cm tall on stilt roots on shady wet rocks along river near water. Very common.

19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3665.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Suberect lithophytic herb to 25 cm tall on stilt roots on shady wet rocks along river near water. Very common.

19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3665.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Terrestrial and lithophytic suberect herb on shady wet river slope. Common.

20 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3673.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Creeping adpressed lithophytic herb on shady stream rocks. Common.

22 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3681.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Creeping adpressed lithophytic herb on shady stream rocks. Common.

22 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3681.

Selaginellaceae

Selaginella sp.

Dak Lak Province, Lac District, southern part of Nam Kar Nature Reserve around point 12º16’10’’N 108º05’24’’E at elevations of about 600 m a.s.l. Steep slope in secondary evergreen broad-leaved forest with bamboo along road near small stream. Terrestrial herb with ascending stem to 1 m long on wet soil, leaves blue-green fluorescent. Locally common.

26 October 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3381.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Terrestrial and lithophytic herb with pendulous stems to 0. 3 m long on shady rocky stream cliff. Common.

22 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3689.

Selaginellaceae

Selaginella sp.

Dak Lak Province, Lac District, southern part of Nam Kar Nature Reserve around point 12º16’10’’N 108º05’24’’E at elevations of about 600 m a.s.l. Steep slope in secondary evergreen broad-leaved forest with bamboo along road near small stream. Terrestrial herb with ascending stem to 1 m long on wet soil, leaves blue-green fluorescent. Locally common.

26 October 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3381.

Selaginellaceae

Selaginella sp.

Dak Lak Province, Lac District, southern part of Nam Kar Nature Reserve around point 12º16’10’’N 108º05’24’’E at elevations of about 600 m a.s.l. Steep slope in secondary evergreen broad-leaved forest with bamboo along road near small stream. Terrestrial herb with ascending stem to 1 m long on wet soil, leaves blue-green fluorescent. Locally common.

26 October 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3381.

Selaginellaceae

Selaginella sp.

Dak Lak Province, Lac District, southern part of Nam Kar Nature Reserve around point 12º16’10’’N 108º05’24’’E at elevations of about 600 m a.s.l. Steep slope in secondary evergreen broad-leaved forest with bamboo along road near small stream. Terrestrial herb with erect stem to 20 cm long on wet soil. Locally common.

26 October 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3382.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Creeping lithophytic herb on shady wet rocks along river near water. Very common.

19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3664.

Arecaceae

Arenga caudata (Lour.) H.E.Moore

Phu Yen Province, Dong Ha District, Deo Ca Pass. Dense sclerophyllous short wind formed forest and scrub on steep rocky sea-faced slopes among big granite boulders at elevation 100-150 m a.s.l. Terrestrial palm to 1.5 tall on shady rocky steep slope. Not rare.

04 November 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3550.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra phongdiensis D.Dien, T.A.Le & Vislobokov

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Terrestrial rhizomatous herb with many stilt roots and erect leaves to 0.7 m long with elliptic leaf blade. Flowers obovoid to obconoid? From pale olive greenish to dull pink, fruits light brownish, covered by many small with bark-like particles. Locally common.

19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3663.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra phongdiensis D.Dien, T.A.Le & Vislobokov

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Terrestrial rhizomatous herb with many stilt roots and erect leaves to 0.7 m long with elliptic leaf blade. Flowers obovoid to obconoid? From pale olive greenish to dull pink, fruits light brownish, covered by many small with bark-like particles. Locally common.

19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3663.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra phongdiensis D.Dien, T.A.Le & Vislobokov

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary evergreen broad-leaved forest with bamboo on very steep river slopes composed by shaly limestone at elevation about 60–100 m a.s.l. around point 17º4’29’’N 106º43’5’’E.

Terrestrial rhizomatous herb with many stilt roots and erect leaves to 0.7 m long with elliptic leaf blade. Flowers obovoid to obconoid? From pale olive greenish to dull pink, fruits light brownish, covered by many small with bark-like particles. Locally common.

19 November 2024, Nguyen Huu Cuong, Phan Thanh Quyet, Duong Van Nam, L. Averyanov, T. Maisak, AL3663.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra nigrescens Aver. & C.H.Nguyen

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation 800–900 m a.s.l. around point 16º57.4 N 106º35.3 E.Terrestrial herb in shady places. Flowers white with dark violet, almost black lobes. Locally common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3654.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra nigrescens Aver. & C.H.Nguyen

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation 800–900 m a.s.l. around point 16º57.4 N 106º35.3 E.Terrestrial herb in shady places. Flowers white with dark violet, almost black lobes. Locally common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3654.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Polygonaceae

Polygonum sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Prostrate and ascending herb in open wet place along road. Flowers white to pinkish. Common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3652.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Polygonaceae

Polygonum sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Prostrate and ascending herb in open wet place along road. Flowers white to pinkish. Common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3652.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Buddleyaceae

Buddleja sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Shrub to 1.5 m tall in open place along road. Flowers white. Ccommon.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3651.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Buddleyaceae

Buddleja sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Shrub to 1.5 m tall in open place along road. Flowers white. Ccommon.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3651.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Melastomataceae

Phyllagathis sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E.Creeping terrestrial herb on very steep shady rocky stream slope. Leaves gray green to bright green. Locally common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3650.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra letreae Aver., Tillich & Le Tuan Anh

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Erect herb with erect or ascending rhizome with numerous stilt roots and

narrowly lanceolate leaves to 0.8 m long on steep shady rocky stream slope. Flowers nutant, campanulate, widely opening. Locally very common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3648.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra letreae Aver., Tillich & Le Tuan Anh

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Erect herb with erect or ascending rhizome with numerous stilt roots and

narrowly lanceolate leaves to 0.8 m long on steep shady rocky stream slope. Flowers nutant, campanulate, widely opening. Locally very common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3648.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Aspidistra letreae Aver., Tillich & Le Tuan Anh

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Erect herb with erect or ascending rhizome with numerous stilt roots and narrowly lanceolate leaves to 0.8 m long on steep shady rocky stream slope. Flowers nutant, campanulate, widely opening. Locally very common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3648.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Rubiaceae

Lasianthus sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Small shrub to 2 m tall on steep stream slope. Fruits blue. Not common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3644.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Ascending herb on stilt roots on steep shady rocky stream slope. Not common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3646.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Ascending herb on stilt roots on steep shady rocky stream slope. Not common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3646.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Marratiaceae

Archangiopteris sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Terrestrial fern with fronds to 0.6 m long on steep shady rocky stream slope. Not common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3647.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Convallariaceae

Ophiopogon latifolius L.Rodr.?

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Erect herb to 0.8 m tall with many stilt roots on steep shady slope fruits glossy green. Not common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3645.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Polypodiaceae s.l.

Pteris s.l.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Terrestrial fern with erect fronds to 1.2 m tall on open road cut. Very common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3643.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Polypodiaceae s.l.

Diplazium crassiusculum Ching

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Terrestrial fern with erect fronds to 1 m tall on steep shady rocky stream slope. Common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3642.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Erect herb to 0.4 m tall on steep shady rocky stream slope. Occasional.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3641.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Selaginellaceae

Selaginella sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Erect herb to 0.4 m tall on steep shady rocky stream slope. Occasional.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3641.

Plants of Dong Chau - Khe Nuoc Trong Nature Reserve (DCKNTNR)

Rubiaceae

Lasianthus sp.

Quang Binh Province, Le Thuy District, Kim Thuy Municipality. Secondary and primary fractionally logged evergreen broad-leaved forest on very steep hill slopes composed by gray and yellow solid marble-like limestone at elevation about 200–250 m a.s.l. around point 16º59.5 N 106º38.2 E. Small shrub to 2 m tall on steep stream slope. Not common.

10 November 2024, Nguyen Huu Cuong, Nguyen Van Ly, Phan Thanh Quyet, Duong Van Nam, Le Thi Phuong Thao, L. Averyanov, T. Maisak, AL3640.