Herbarium LE - Specimens

Actinidiaceae

Actinidia aff. petelotii Diels (or A. tonkinensis H.L. Li?)

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, E macroslope of Pu Luong range around point 20є29'38''N, 105є06'36''E at elev. 600 m a.s.l. (Pha Noi pass). Secondary evergreen forest on shale soil. Woody vine up to 20 m lg. Leaves dark green, shining above, glaucus beneath. Fruit brownish.

HAL4567 07 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Annonaceae

Fissistigma aff. petelotii Merr.

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, E macroslope of Pu Luong range around point 20є29'38''N, 105є06'36''E at elev. 600 m a.s.l. (Pha Noi pass). Secondary evergreen shrubs on shale soil. Woody vine up to 30 m lg. Leaves dark green, shining above, paler beneath. Flowers whitish.

HAL4564 07 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Acanthaceae

Justicia procumbens L.

Det.: Yun-Fei, Deng 2008

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, E macroslope of Pu Luong range around point 20є29'38''N, 105є06'36''E at elev. 600 m a.s.l. (Pha Noi pass). Secondary evergreen shrubs on shale soil. Perennial herb. Flowers pale-violet. On grassland, crowded.

HAL4554 07 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Annonaceae

Polyalthia petelotii Merr.

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, E macroslope of Pu Luong range around point 20є29'38''N, 105є06'36''E at elev. 600 m a.s.l. (Pha Noi pass). Secondary evergreen shrubs on shale soil. Shrub 3-4 m tall. Sepals greenish, petals dark red, stamens yellowish. Rare, on edge of forest.

HAL4545 07 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Acanthaceae

Pseuderanthemum palatiferum (Wall.) Radlk.

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, Bang village, E macroslope of Pu Luong range around point 20є27'34''N, 105є07'17''E at elev. 700 m a.s.l. Secondary evergreen shrubs on shale soil at edge of forest. Undershrub 1.5 m tall. Flowers pale violet. Rare.

HAL4513 06 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Araliaceae

Schefflera heptaphylla (L.) Frodin

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, middle part of Pu Luong range, SE slopes of Phu Pha Phong peak around point 20є28'37''N, 105є05'20''E along main ridge. Primary evergreen seasonal broad-leaved closed submontane forest on basalt at elev. 1600-1650 m. Tree 8-10 m tall. Flowers yellowish. Occasional.

HAL4058 07 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Araliaceae

Brassaiopsis phanrangensis C.B.Shang

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, middle part of Pu Luong range to the W of Long Bong village (20є27'52''N, 105є07'36''E). Primary evergreen seasonal broad-leaved closed submontane forest on basalt along main ridge at elev. 1200-1400. Treelet 3-5 m all. Flowers white. Common.

HAL3965 06 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Aceraceae

Acer tonkinense Lecomte

N.Vietnam, Thanh Hoa Prov., Quan Hoa Distr., Phu Le Municipality, Hang village, around point 20є32'19''N, 105є05'03''E. Primary evergreen seasonal broad-leaved closed submontane forest on tops of rocky ridge composed with crystalline marble-like highly eroded limestone at elev. 750-800 m. Tree 6-10 m tall. Leaves dark purple. Occasional.

HAL3649 01 October 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Araliaceae

Trevesia sp. nov.

N.Vietnam, Thanh Hoa Prov., Quan Hoa Distr., Phu Le Municipality, Hang village, around point 20є31'33''N, 105є05'06''E. Primary evergreen seasonal broad-leaved closed lowland forest on steep slopes of rocky ridge composed with crystalline marble-like highly eroded limestone at elev. 500-550 m. Treelet 4-5 m tall. Flowers white with light green tint. Occasional.

HAL3596 29 Sept. 2003

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Fam. Annonaceae

Goniothalamus macrocalyx Ban

N.Vietnam, Thanh Hoa Prov., Quan Hoa Distr., Phu Le Municipality, Hang village, around point 20є31'48''N, 105є04'40''E. Dry secondary shrubs on clayey shale/sandstone/quartzite slope of river valley at foothills

of rocky ridge composed with crystalline marble-like highly eroded limestone at elev. 100-200 m. Woody vine 4-6 m lg. Flowers yellow with dirty purple tint. Common.

HAL3537 28 Sept. 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, P.K.Loc, D.T.Doan, N.T.Vinh.

Araliaceae

Aralia finlaysoniana Seem.

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Co Lung Municipality, Khuyn village, around point 20є26'39''N, 105є15'33''E. Primary evergreen seasonal broad-leaved forest on slope of schist/shale Nam

Khanh river valley at foothill of crystalline marble-like highly eroded limestone ridge at elev. 50-70 m. Shrub 2-4 m tall. Flowers light green. Very common.

HAL3139 20 Sept. 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, D.T.Doan, J.Regalado, N.T.Vinh.

Araliaceae

Schefflera pes-avis R.Vig.

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Co Lung Municipality, Khuyn village, around point 20є26'31''N, 105є14'55''E. Primary evergreen seasonal broad-leaved and coniferous submontane forest on crystalline marble-like highly eroded limestone, tops of limestone ridge at elev. 700-800 m. Tree 8-12 m tall. Common.

HAL3014 17 Sept. 2003 (Photo)

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, D.T.Doan, J.Regalado, N.T.Vinh.

Acanthaceae

Strobilanthes sp.

N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Co Lung Municipality, Khuyn village, around point 20o26'31''N, 105o14'55''E. Primary evergreen seasonal broad-leaved lowland forest on crystalline marble-like highly eroded limestone, steep rocky slopes of limestone ridge at elev. 500-800 m. Semishrub 1-1.5 m. Flowers violet. Very common on elev. 300-800 m.

HAL2956 17 Sept. 2003

FFI Pu Luong - Cuc Phuong Conservation Project

Collectors: L.Averyanov, D.T.Doan, J.Regalado, N.T.Vinh.

Aquifoliaceae

Ilex sp.

Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the SW of Na Nheo village (in the vicinity of point 21ш57'15''N, 104ш12'39''E). Primary broad-leaved evergreen montane forest along tops of granite/quartzite ridge at elev. 2650 m a.s.l. Shrub 1.5-2 m hg. Flowers whitish with violet tint, sweet fragrant. Not common.

HAL2571 (Photo) 20 March 2002

Collectors: L.Averyanov, P.K.Loc, D.T.Doan (FFI Project).

Aceraceae ?

Acer sp. ?

Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the SW of Na Nheo village (in the vicinity of point 21ш57'34''N, 104ш13'49''E). Primary evergreen broad-leaved montane forest with Fokienia hodginsii along granite and quartzite ridge at elev. 1900 m a.s.l. Deciduous tree about 20 m hg. Flowers yellowish-green. Not common.

HAL2512 (Photo) 19 March 2002

Collectors: L.Averyanov, P.K.Loc, D.T.Doan (FFI Project).

Araliaceae

Schefflera sp.

Northern Vietnam, Lao Cai Prov., Van Ban Distr., to the west of Nam Xay village (21ш58'42''N, 104ш00'37''E). Primary broad-leaved evergreen wet montane forest with Fokienia hodginsii (as emergent) on rocky slope at elev. 1650 m a.s.l. Tree about 12 m hg along stream. Not common.

HAL2124 (Photo) 07 March 2002

Collectors: L.Averyanov, P.K.Loc, D.T.Doan (FFI Project).

Lamiaceae

Scutellaria sp.

Northern Vietnam, Lao Cai Prov., Van Ban Distr., to the west of Nam Xay village (21ш58'42''N, 104ш00'37''E). Primary evergreen wet broad-leaved submontane & montane forest at elev. 1400-1700 m a.s.l. Lithophytic and terrestrial herb on wet very steep slope along stream. Flowers violet with white tips of tepals (inside tube). Common.

HAL2020 (Photo) 04 March 2002

Collectors: L.Averyanov, P.K.Loc, D.T.Doan (FFI Project).

Apocynaceae

Tabernaemontana bovina Lour.?

Northern Vietnam, Ninh Binh Prov., Nho Quan Distr., Cuc Phuong Municipality, Cuc Phuong National Park, about 0.5 km W from Bong locality, 20ш21'01''N, 105ш35'38''E. Primary closed evergreen seasonal broad-leaved lowland forest on steep rocky slopes of limestone hills at elev. about 400 m a.s.l. Shrub 1.5-2 m tall. Flowers white. Common.

HAL1679 (Photo) 20 May 2002

Collectors: L.Averyanov, P.K.Loc, M.V.Sinh, N.X.Tam, N.T.Vinh.

Acanthaceae

Strobilanthes sp.

Northern Vietnam, Ninh Binh Prov., Nho Quan Distr., Cuc Phuong Municipality, Cuc Phuong National Park, Dang locality, about 1 km WNW of Dang forest Control point, 20ш16'28''N, 105ш40'57''. Secondary closed evergreen seasonal broad-leaved lowland forest on slopes of limestone hills at elev. 200-250 m a.s.l. Terrestrial herb up to 30 cm hg on shady rocky slope. Flowers white, median tepal inside tube with purple tint. Very common.

HAL1616 (Photo) 18 May 2002

Collectors: L.Averyanov, P.K.Loc, M.V.Sinh, N.X.Tam, N.T.Vinh.

Araliaceae

Brassaiopsis glomerulata

Northern Vietnam, Ninh Binh Prov., Nho Quan Distr., Cuc Phuong Municipality, Cuc Phuong National Park, Dang locality, about 1 km WNW of Dang forest Control point, 20ш16'28''N, 105ш40'57''. Secondary closed evergreen seasonal broad-leaved lowland forest on slopes of limestone hills at elev. 200-250 m a.s.l. Tree 12-16 m hg on shady rocky slope. Flowers light yellowish-green. Occasional.

HAL1612 (Photo) 18 May 2002

Collectors: L.Averyanov, P.K.Loc, M.V.Sinh, N.X.Tam, N.T.Vinh.

Alangiaceae

Alangium sp.

Northern Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, in the vicinity of Rao An village, around point 18ш22'00''N, 105ш13'13''E. Remnants of primary evergreen lowland seasonal broad-leaved forest on steep granite\shale slopes of rocky river canyon at 200-240 m a.s.l. Treelet 3-4 m hg in open place. Flowers light dull yellow, anthers bright yellow. Not rare.

HAL1355 (Photo) 1 May 2002

Collectors: P.K.Loc, L.Averyanov, N.X.Tam, N.T.Vinh.

Apocynaceae

Tabernaemontana bovina Lour.?

Northern Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, in the vicinity of Rao An village, around point 18ш24'30''N, 105ш13'13''E. Remnants of primary evergreen lowland seasonal broad-leaved forest on very steep granite/shale slopes of rocky river canyon at 180-200 m a.s.l. Shrub 1.5-2 m hg. Flowers white. Very common. Usual co-dominant of shrub forest stratum.

HAL1220 (Photo) 27 April 2002

Collectors: P.K.Loc, L.Averyanov, N.X.Tam, N.T.Vinh.

Apocynaceae

Wrightia pubescens R.Br. subsp. lanitii (Blanco) Ngan

Northern Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, in the vicinity of Rao An village, around point 18ш24'30''N, 105ш13'13''E. Remnants of primary evergreen lowland seasonal broad-leaved forest on very steep granite/shale slopes of rocky river canyon at 180-200 m a.s.l. Shrub 1.5-2 (up to 5) m hg in open slope. Flowers light yellowish. Not common.

HAL1217 (Photo) 27 April 2002

Collectors: P.K.Loc, L.Averyanov, N.X.Tam, N.T.Vinh.

Annonaceae

Northern Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, in the vicinity of Rao An village, around point 18ш24'30''N, 105ш13'13''E. Remnants of primary evergreen lowland seasonal broad-leaved forest on very steep granite/shale slopes of rocky river canyon at 180-200 m a.s.l. Woody vine 15-20 m lg in open place. Common ?

HAL1216 (Photo) 27 April 2002

Collectors: P.K.Loc, L.Averyanov, N.X.Tam, N.T.Vinh.

Annonaceae

Desmos sp. ?

Northern Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, Rao An village, around point 18ш25'37''N, 105ш13'14''E. Secondary open evergreen lowland seasonal broad-leaved forest on steep granite slopes along rocky river at 140-200 m a.s.l. Woody vine about 20 m lg. Not common.

HAL1204 (Photo) 26 April 2002

Collectors: P.K.Loc, L.Averyanov, N.X.Tam, N.T.Vinh.

Annonaceae

Desmos sp.

Northern Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, Rao An village, around point 18ш25'37''N, 105ш13'14''E. Secondary open evergreen lowland seasonal broad-leaved forest on steep granite slopes along rocky river at 140-200 m a.s.l. Climbing shrub 4-6 m hg. Flowers green to yellow. Not common.

HAL1201 (Photo) 26 April 2002.

Collectors: P.K.Loc, L.Averyanov, N.X.Tam, N.T.Vinh.

Acanthaceae

Strobilanthes sp.

N.Vietnam, Ha Giang, Quang Ba DKH s.n. a.2000.

L. Averyanov

ACERACEAE

Acer sp.

Ha Giang, Quan Ba District; Bat Dai Son Municipality; Bat Dai Son Provincial Protected Area (2000). On limestone ridge of degraded forest just northwest of Bai Dai Son border station; collections in forest above cultivations (Forest possibly burned ca. 25 years ago or so, only small trees and few fire tolerant herbs).

13°09'13"N 104°59'36"E 1064 m 10 February 2001 D.K. Harder, Hiep, P.K. Loc, L.V. Averyanov, G.E. Schatz & S.A. Bodin 6060

Supported by National Science Foundation and National Geographic Society

MISSOURI BOTANICAL GARDEN HERBARIUM (MO)

Annonaceae

Cananga odorata var. fruticosa

Thailand, Chiang Mai, cult. Nov. 2011

L. Averyanov

Acanthaceae

Justicia sp.

Son La Prov., Moc Chau Distr., Chieng Son comm., about 1 km to NE from Chieng Son Village, around point 20°46’02.0N 104°37’03.1E. Remnants of primary broad-leaved evergreen forest on tops of hills composed with karstic highly eroded yellow-white limestone at elevation 1150-1250 m a.s.l. Climbing shrub or semi-woody vine 1.5-2 m long on exposed mossy rocks on mountain top. Flowers red. Common.

27 September 2016 CPC8064.

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, C.Q.Ngan, T.V.Maisak, N.T.Son.

Araliaceae

Tetrapanax papyrifer (Hook.) K.Koch

Cao Bang Prov., Bao Lac Distr., Hong An municipality, Lung Pan village. Open secondary scrub and grasslands on steep alluvial slope of limestone hill along road at elevation about 1050 m a.s.l. around point 22°48’50.5’’N 105°46’28.0’’E. Dwarf treelet 1.5 2.5 m tall among secondary shrubs. Flowers white to light yellowish. Rare.

22 November 2014 CPC7597 photo

L. Averyanov et al.

Araliaceae

Brassaiopsis sp.?

Cao Bang Prov., Bao Lac Distr., Hong An municipality, Mi Lung village. Primary broad-leaved and mixed humid evergreen forest (with Podocarpus, Pinus, Fokienia and Tsuga) on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation about 1500-1550 m a.s.l. around point 22°49’15.4’’N 105°49’53’’E. Treelet 2-3 m tall in rather open place on rocky mountain slopes. Flowers yellowish. Not rare.

21 November 2014 CPC7567 photos

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, T.Maisak, L.Osinovetz

Acanthaceae

Strobilanthes sp.

Cao Bang Prov., Bao Lac Distr., Hong An municipality, Mi Lung village. Primary broad-leaved and mixed humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1500-1550 m a.s.l. around point 22°50’01.3’’N 105°50’05.7’’E. Lithophytic herb on open mossy boulders. Flowers blue. Common.

20 November 2014 CPC7532a photos

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, T.Maisak, L.Osinovetz

Flowered in cultivation in 29 December 2015. Flowers blue, light fragrant. Photos. L.Averyanov.

Araliaceae

Schefflera sp.

Nghe An Prov., Ky Son Distr., Na Ngoi Municipality, eastern slopes of Phu Xai Lai Leng Mountain. Primary very humid broad-leaved forest on steep mountain slopes composed of sandstone and gray shale at elevation about 2300 m a.s.l. around point 19°12’23.3’’N 104°11’33.7’’E. Tree 3-4 m tall (probably to 20 m tall) on steep slope. Flowers yellowish. Common.

24 October 2013 CPC6225.

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, L.M.Tuan, N.A.Trang, L.H.Dan.

Araliaceae

Aralia sp.

Nghe An Prov., Ky Son Distr., Nam Can Municipality, eastern slopes of Phu Xai Lai Leng mountain system. Secondary broad-leaved open forest and secondary scrub on very steep clay laterite hill slopes on shale along road at elevation 650-750 m a.s.l. around point 19°13’21.9’’N 104°15’04.0’’E. Treelet 2-3 m tall in rather open wet place on road cut. Flowers greenish. Common.

20 October 2013 CPC5480.

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, L.M.Tuan.

Annonaceae

Polyalthia jucunda (Pierre) Finet et Gagnep.

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, around point 17°41’25.6”N 105°53’40.4”E. Humid closed primary evergreen broad-leaved forest on shady rocky slope of stream valley composed with solid crystalline limestone at elevation about 460 m a.s.l. Tree to 30 m tall. Fruits reddish-brown, later black. Common. Important forest co-dominant.

CPC4038 6 August 2011

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Vinh, N.V.Tap, P.V.The, L.T.Kien.

Meliaceae

Dysoxylum loureiroi Pierre⁣?

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, around point 17°41’25.6”N 105°53’40.4”E. Humid closed primary evergreen broad-leaved forest on shady rocky slope of stream valley composed with solid crystalline limestone at elevation about 460 m a.s.l. Tree to 25 m tall. Bark with milky juice channels. Common. Important forest co-dominant.

CPC 4033 6 August 2011

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Vinh, N.V.Tap, P.V.The, L.T.Kien.

Araliaceae

Schefflera pauciflora R. Vig.

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, environs of Mo O O O village, around point 17°40’03.6”N 105°55’08.5”E. Dense broad-leaved closed forest along highly eroded rocky limestone ridge at elevation about 500 m a.s.l. Climbing lithophytic tree to 12 m tall on rocky top of ridge. Flowers yellowish. Occasional.

CPC 3923 29 July 2011

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Vinh.

Apocynaceae

Alstonia guanxiensis D.Fong et X.X.Chen

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, environs of Mo O O O village, around point 17°39’21.1”N 105°54’41.7”E. Remnants of short tall broad-leaved primary forest on rocky top of remnant mountain composed with highly eroded solid crystalline limestone at elevation about 570 m a.s.l. Treelet 3-4 m tall on rocky mountain top and on exposed cliffs. Flowers white. Common. Co-dominant of mountain top forest.

CPC 3860 28 July 2011

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Vinh.

Apocynaceae

Alstonia guanxiensis D.Fong et X.X.Chen

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, environs of Mo O O O village, around point 17°39’36.7”N 105°54’55.7”E. Remnants of short tall broad-leaved primary forest on rocky top of remnant mountain composed with highly eroded solid crystalline limestone at elevation about 612 m a.s.l. Treelet 2-3 m tall on rocky mountain top. Flowers white. Very common. Co-dominant of short mountain top forest.

CPC 3779 26 July 2011

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Vinh.

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, environs of Mo O O O village, around point 17°39’11.6”N 105°54’53”E. Primary broad-leaved closed forest on very steep rocky slope of remnant mountain composed with highly eroded solid crystalline limestone at elevation 400-500 m a.s.l.

CPC3687a 24 July 2011

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Vinh.

Anacardiaceae

Semecarpus sp.

Quang Nam Prov., Dai Loc Distr., Dai Hong municipality, environs of Dai Hong town around point 15°49’44”N 107°57’19”E. Rich secondary closed broadleaved evergreen forest along rocky river valley composed with eroded sandstone at elev. 80-150 m a.s.l. Tree 12-15 m tall on open rocky river slope. Calyx brightly orange, seeds olive-green. Not rare.

CPC 3466 20 May 2011 Photos.

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Apocynaceae

Ixodonerium annamense

Quang Tri Prov., Da Krong Distr., Ta Rut municipality, A Pul village, around point 16°24’29”N 107°01’07”E. Highly destroyed primary and secondary broadleaved evergreen open forest along rocky river canyon composed with shale and sandstone at elev. about 300 m a.s.l. Woody vine to 15 m long on rather open river slope. Flower tube white, tepals pink-purple. Rare.

CPC 3026 10 May 2011 Photos.

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Apocynaceae

Pentasacme championii

Quang Tri Prov., Da Krong Distr., Ta Rut municipality, A Pul village, around point 16°24’29”N 107°01’07”E. Highly destroyed primary and secondary broadleaved evergreen open forest along rocky river canyon composed with shale and sandstone at elev. about 300 m a.s.l. Lithophytic herb on shady wet river rocks and bluffs along water line. Flowers white. Locally very common.

CPC 2989 10 May 2011 Photos.

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Annonaceae

Uvaria sp.

Quang Tri Prov., Huong Hoa Distr., Huong Viet municipality around point 16°51’06”N 106°34’38”E. Partially destroyed primary broadleaved evergreen forest on very steep rocky slopes of remnant hills composed with solid highly eroded crystalline limestone at elev. about 600-700 m a.s.l. Woody vine to 10 m long on shady rocky slope. Flowers brightly red, anther dull yellow. Not common.

CPC 2960 8 May 2011 Photos.

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Amaranthaceae

Celosia argentea

Quang Tri Prov., Huong Hoa Distr., Huong Lap municipality, Cup village, around point 16°55’11”N 106°34’36”E. Poor remnants of primary broadleaved evergreen forest on very steep slopes of river valley composed with stratified shale at elev. about 350 m a.s.l. Terrestrial herb on open sandy places along river valley. Common.

CPC 2944 8 May 2011 Photos.

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Araliaceae

Trevesia palmata

Quang Tri Prov., Huong Hoa Distr., Huong Viet municipality around point 16°51’06”N 106°34’38”E. Partially destroyed primary broadleaved evergreen forest on very steep rocky slopes of remnant hills composed with solid highly eroded crystalline limestone at elev. about 600-700 m a.s.l. Treelet to 4 m tall among open secondary shrubs along road. Flowers dull yellow. Common.

CPC 2836 7 May 2011 Photos.

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Anacardiaceae

Allospondias lakonensis

Quang Tri Prov., Huong Hoa Distr., Huong Viet municipality around point 16°51’06”N 106°34’38”E. Partially destroyed primary broadleaved evergreen forest on very steep rocky slopes of remnant hills composed with solid highly eroded crystalline limestone at elev. about 600-700 m a.s.l. Tree to 20 m tall on hill slopes. Flowers white. Very common. One of dominants of canopy forest stratum.

CPC 2820 7 May 2011 Photos.

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Acanthaceae

Gen.sp.

Dien Bien Prov., Dien Bien Distr., Na U Municipality, Hua Thanh village, around point 21°12’16”N 102°57’27”E. Highly destroyed primary closed evergreen broad-leaved submontane forest on rocky crystalline marble-like rocky limestone at elevation 1000-1100 m a.s.l. Terrestrial herb to 1 m tall on rocky top of mountain. Common.

CPC 2338 9 April 2011 Photos.

Coll.: P.V.The.

Annonaceae

Mitrephora macclurei Weeras. & R.M.K.Saunder

Dien Bien Prov., Tua Chua Distr., Tua Thang Municipality, Ta Xi Lang village, around point 21°57’17”N 103°25’31”E. Highly degraded primary and secondary evergreen broadleaved forest on very steep slopes and on tops of remnant mountains composed with solid limestone at elevation 850-950 m a.s.l. Tree 6-8 m tall on very steep rocky slope. Flowers white, later yellow, very fragrant. Rare.

CPC 2305 13 April 2011 Photos

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, N.T.Vinh.