FLORA OF VIETNAM Apocynaceae Toxocarpus villosus (Blume) Blume Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Thanh Van commune, Mo Sai village, around point 23º07ʹ46.4ʺN 104º57ʹ56.2ʺE, at elevation 1000-1190 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved and mixed (with Pseudotsuga sinensis) humid forest on steep rocky slopes near mountain tops. Herbaceous to semi-woody vine 6-8 m long on open rocky mountain slope. Flowers light yellowish. Not common. 18 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 380 (HN, LE01061498). Det.: M. Rodda 11.10.2019.
Coordinates (geographic position):23° 7′ 46.4″ N, 104° 57′ 56.2″ E ±1000 mComment:
Record creation: 2020-01-05, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01067044 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067044
FLORA OF VIETNAM Apocynaceae Melodinus tenuicaudatus Tsiang & P.T. Li? Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Thanh Van commune, Mo Sai village, around point 23º07ʹ46.4ʺN 104º57ʹ56.2ʺE, at elevation 1000-1190 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved and mixed (with Pseudotsuga sinensis) humid forest on steep rocky slopes near mountain tops. Woody vine 6-8 m long on opens rocks on rocky mountain slope. Flowers white to light yellowish. Not common. 18 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 388 (HN, LE01061505). Det.: D. Middleton 11.10.2019
Coordinates (geographic position):23° 7′ 46.4″ N, 104° 57′ 56.2″ E ±1000 mComment:
Record creation: 2020-01-05, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01067264 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067264
Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Thanh Van commune, Mo Sai village, around point 23º07ʹ46.4ʺN 104º57ʹ56.2ʺE, at elevation 1000-1190 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved and mixed (with Pseudotsuga sinensis) humid forest on steep rocky slopes near mountain tops. Woody vine 3-4 m long with sticky latex on shady rocky mountain slope. Flower buds light greenish. Occasional. 18 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 386 (HN, LE).
Coordinates (geographic position):23° 7′ 46.4″ N, 104° 57′ 56.2″ E ±1000 mComment:
Record creation: 2020-01-05, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01067265 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067265
FLORA OF VIETNAM Apocynaceae Melodinus sp.? Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Thanh Van commune, Mo Sai village, around point 23º07ʹ46.4ʺN 104º57ʹ56.2ʺE, at elevation 1000-1190 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved and mixed (with Pseudotsuga sinensis) humid forest on steep rocky slopes near mountain tops. Woody vine 3-4 m long with sticky latex on shady rocky mountain slope. Flower buds light greenish. Occasional. 18 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 386 (HN, LE01061503).
Coordinates (geographic position):23° 7′ 46.4″ N, 104° 57′ 56.2″ E ±1000 mComment:
Record creation: 2020-01-05, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01067277 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067277
Record creation: 2021-11-12, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01122978 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01122978
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 20 m long in rather open slope. Flowers white. Not common.
Record creation: 2021-11-12, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01122985 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01122985
FLORA OF VIETNAM Apocynaceae Juss. Tabernaemontana granulosa Pit.
S. Vietnam, Prov. Khanh Hoa. Open dry evegreen forest on cliffs at 600-800 m alt. on NE slope of Bi Dup mountain system, near 5-6 km to W of Khanh Le village on Lieng Ly river (near 15 km to W of Cau Ba village). Shrub near 2 m high in secondary associations. Flowers white. VH 1444 23.04.1995 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)
Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev
Record creation: 2022-01-18, Galina Savich, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01167407 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01167407
FLORA OF VIETNAM Apocynaceae Juss. Bussingonia mecongensis
S. Vietnam, Prov. Kontum. Evergreen primary forest along stream (Dak Mek river system) at 850-900 m alt. on W slope of Ngoc Linh mountain system abowe Muong Hoong village. Woody wine up to 6 m lg. Flowers yellowish white. Common. VH 1349 14.04.1995 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)
Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev
Record creation: 2022-01-18, Galina Savich, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01167408 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01167408
FLORA OF VIETNAM Apocynaceae Bussengonia mecongensis
S. Vietnam, Prov. Kon Tum, Distr. Dak Gley, about 12 km to N of Dak Gley town (24 km by road), near Mang Khen willage. Secondary evergreen forest rich in primary elements at 800-1000 m alt. Woody vine about 10 m lg. VH 1581 13.11.1995 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93) Participants: L. Averyanov, N.T. Ban, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, G. Yakovlev
Record creation: 2022-01-18, Galina Savich, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01167409 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01167409
Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, Leng Su Sin Village around point about N22º21’18’’ E102º19’08”. Secondary evergreen broad-leaved lowland and submontane forest on mountain slopes composed with sandstone at elevations 700–950 m a.s.l. Woody vine to 10 m long, Flowers pink to light purple. Occasional.
19 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1770.
Coordinates (geographic position):22° 21′ 18″ N, 102° 19′ 8″ E ±1000 mRecord creation: 2022-12-07, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01169659 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01169659
Quang Nam Province, Hoi An City area, Cu Lao Cham Islands, around 15°56′16″N, 108°32′02″E. Secondary dry evergreen broad-leaved forest, at elevation 228 m a.s.l. Woody vine to 5 m long in rather open place. Not common.
26 June 2022, N.H.Cuong, D.V.Ha, N.S.Khang, C.X.Hai, CHKH 20220626191.
Coordinates (geographic position):15° 56′ 16″ N, 108° 32′ 2″ E ±1000 mRecord creation: 2023-01-31, Tatiana Maisak, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01170192 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01170192
Ha Giang Province, Quan Ba District, Bat Dai Son N.R., Can Ty Commune, Dau Cau 1 village, around point N23.09050º E105.01745º, 1050-1150 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved forest on steep slopes mixed with conifers on the ridge and top. Woody liana, about 3-5 m long, fruit red, 18 November 2019, Nguyen Sinh Khang, Nguyen Van Du, Mac Mahan Scott Forrest, Zale Peter Jeffrey, Paige Gregory & Vu Thin Binh, HG-QB 02
Record creation: 2023-05-10, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01170627 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01170627