Museum Botanicum Academiae Scientiarum Petropolitanae. Пинежская Научно-исследов. экспед. Архангельск. Губземуправления. Festuca pratensis Huds. Архангельск. губ. и у. Бассейн р. Пинеги, р. Юла. Правый приток р. Нижняя Шукша. Луг, расчищенный из под леса в долине реки. Асс. Agropyrum caninum-Dactylis glomerata. 1928. VII.-16. А. Зубков
Landscape in location of collection: луг в долине рекиHabitat / plant community in location of collecting: луговая ассоциация Agropyrum caninum-Dactylis glomerataCoordinates (geographic position):63° 17′ 37.03″ N, 44° 30′ 56.81″ E ±60000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240296 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240296
Festuca arundinacea Schreb. det. Tzvelev, Nikolai Nikolaievich at 1967
Additional identifications:Festuca arundinacea Schreb. det. Lehmann, Ed. at 1889Collectors:Lehmann, Ed.Field collecting number: 313. Collection date: 19.06.1889. Administrative regions:DE - Bavaria. Place of collection: Kauzern-See bei Kemmern / оз. Каузерн-Зее возле дер. Кеммерн.Groups of specimens:Образцы сектора Восточной Европы; Соглашение Минобрнауки №075-15-2021-1056Original label text:
Festuca arundinacea Schreb. Sulbu sul d. Kauzern-See b[ei] Kem[m]ern. 19.VI.89. Ed. Lehmann N 313.
Landscape in location of collection: берег озераCoordinates (geographic position):49° 57′ 13.21″ N, 10° 52′ 33.93″ E ±5000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240295 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240295
Гербарий Ботанического института Академии наук СССР. Festuca gigantea (L.) Vill. Ленинградская обл. Мгинский р-н. Лес у левого берега р. Лавы км в 6 ниже с. Васильково. 1964 VIII 7. N 315. Собр. Опр. Н. Цвелев. Herbarium Instituti Botanici Academiae Sc. URSS
Landscape in location of collection: левый берег рекиHabitat / plant community in location of collecting: лесCoordinates (geographic position):59° 50′ 1.91″ N, 31° 38′ 19.32″ E ±1000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240294 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240294
A. Kneucker: Gramineae exsiccatae. XIII. Lieferung. 1903. Nr. 390. Festuca Porcii Hackel in Bot. Centralbl. VIII, p. 407 (1881) als nom.nud. u. in Hackel Monogr. Fest. p. 147 (1882). Auf grasreichen Wiesen des Berges Craciunel bei Rodna im Komitat Besztercze-Naszod in Ungarn; Kalk. Begleitpflanzen: Phleum Michelii All., Dianthus compactus W. u K., Festuca Apennina Dnt., rubra L., Alopecurus laguriformis Schur., Centaurea Kotschyana Heuff. Ca. 1400 m u.d.M.; 11.Aug. 1902. leg Dr. A. von Degen
Landscape in location of collection: склон горыCoordinates (geographic position):47° 25′ 19.74″ N, 24° 48′ 54.87″ E ±3000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240293 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240293
Гербарiй Харківського державного університету iм. О.М. Горького. Herbarium Universitatis Charkoviensis. Festuca porcii Hack. горы Чивчин. Ивано-Франковская обл. Касовский р-н. 14 VII 1967 г. Собр. Павловская Н. Тверитинова В. Опр. Тверитинова В. Верниченко Ю.
Landscape in location of collection: горный склонCoordinates (geographic position):47° 51′ 52.63″ N, 24° 42′ 36.94″ E ±3000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240291 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240291
Гербарий Ботанического института Академии наук СССР. Hippuris lanceolata Retz. Ленинградская обл. берег лагунки у южного берега Финского залива между Б. Ижорой и Ораниенбаумом у ст. Дубочки, довольно обильно. 1978 VI 30. № 185. Собр. Опр. Н. Цвелев. Herbarium Instituti Botanici Academiae Sc. URSS
Landscape in location of collection: берег лагунки у южного берега Финского заливаCoordinates (geographic position):59° 56′ 5.36″ N, 29° 36′ 33.59″ E ±500 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240290 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240290
Гербарий Ботанического института Академии наук СССР. Hippuris vulgaris L. s.l. Ленинградская обл. Ломоносовский р-н. Небольшой водоем у берега Копорского залива в 5-6 км к югу от устья р. Коваши. 1964 VII 1. N 139. Собр. Опр. Н. Цвелев. Herbarium Instituti Botanici Academiae Sc. URSS
Landscape in location of collection: небольшой водоем у берега Копорского заливаCoordinates (geographic position):59° 50′ 29.04″ N, 29° 1′ 40.49″ E ±1000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240289 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240289
Гербарий Ботанического института Академии наук СССР. Hippuris vulgaris L. Ленинградская обл. Окр. г. Ленинграда. У берега небольшого водоема близ берега залива южнее шоссе пос. Лахта-Ленинград. 1959 VIII 19. Собр. Опр. Н. Цвелев. Herbarium Instituti Botanici Academiae Sc. URSS
Landscape in location of collection: берег небольшого водоёма близ берега Финского заливаCoordinates (geographic position):59° 59′ 17.35″ N, 30° 11′ 29.57″ E ±5000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240288 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240288
[1] Herbarium Arcticum Horti Petropolitani. 957. Calamagr. deschampsioides Trin. Lapponia Varsugae, inter Pjalitsa et Tshapoma proto udo litores. 19.8.1889. leg. A.Osw. Kihlman. [2] между Пялицей и Чапомой
Landscape in location of collection: междуречье двух рекCoordinates (geographic position):66° 21′ 49.91″ N, 39° 5′ 55.26″ E ±20000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240287 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240287
Гербарий Ботанического института Академии наук СССР. Botriochloa ischaemma (L.) Keng. Крымская обл. Судакский р-н. Щебнистый (глинист. сланцы) склон у выхода ущелья к берегу моря западнее пос. Уютное. 1960 VIII 27. Собр. Опр. Н. Цвелев
Landscape in location of collection: щебнистый (глинистые сланцы) склон у выхода ущелья к берегу моряSubstrate in collecting location: глинистые сланцыCoordinates (geographic position):44° 50′ 19.56″ N, 34° 56′ 58.64″ E ±200 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240286 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240286
Ботанический институт Академии наук СССР. Закарпатский отряд чайной экспедиции. Festuca supina Schur. Закарпатская обл. УССР. Раховский округ. Гора Говерла. Полонина Гропа. Сообщество Festuca supina+Juncus trifidus, альп. пояс. 29 VII 1952. Собр. Опр. К.Н. Игошина
Habitat / plant community in location of collecting: сообщество Festuca supina+Juncus trifidus, альпийский поясCoordinates (geographic position):48° 9′ 36.48″ N, 24° 29′ 59.58″ E ±1000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240285 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240285
Гербарий Ботанического института Академии наук СССР. Festuca ovina L. var. firmula (Hack.) Hegi. Ленинградская обл. Кингисеппский р-н. Поляна в сосновом лесу у большого карьера км. в 8-9 к С.З. от Ивангорода. 1965 VI 18. N 57. Собр. Опр. Н. Цвелев. Herbarium Instituti Botanici Academiae Sc. URSS
Landscape in location of collection: поляна в лесу у большого карьераHabitat / plant community in location of collecting: соснякCoordinates (geographic position):59° 27′ 35.15″ N, 28° 8′ 40.88″ E ±300 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240284 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240284
Festuca ovina L. subsp. elata (Drob.) m. Опр. Н. Цвелев. Полярный Урал. Истоки р. Хадаты. 67°35' сш, 66° вд. Южный склон горы Н. н.у.м. ок 500 м. Среди камней. sp. 14 VII 1961. Собр. С. Сандомирская c12
Landscape in location of collection: южный склон горыCoordinates (geographic position):67° 35′ 0″ N, 66° 0′ 0″ E ±10000 m 500 m a.s.l.Record creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240283 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240283
Гербарий Ботанического института Академии наук СССР. Festuca ovina L. Ленинградская обл. Приозерский р-н. Дюны у северного берега оз. Вуоксы км в 6 к юго-зап. от ст. Лосево. 1962 VII 1. Собр. Опр. Н. Цвелев
Landscape in location of collection: дюны на берегу озераCoordinates (geographic position):60° 40′ 28.4″ N, 29° 52′ 24.33″ E ±1000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240282 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240282
Ботанический институт Академии наук СССР. Закарпатский отряд чайной экспедиции. Festuca supina Schur. Закарпатская обл. УССР. Раховский округ. Гора Стог, восточнее горы Близницы. На вершине. Альп. пояс. 27 VI 1950. Собр., опр. К.Н. Игошина
Landscape in location of collection: вершина горыHabitat / plant community in location of collecting: альпийский поясCoordinates (geographic position):48° 15′ 3.74″ N, 24° 13′ 25.45″ E ±1000 mRecord creation: 2023-07-05, Artyom Borodushkin, PhotoScan D2.Citation: Specimen LE 01240281 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01240281
Xiangkhouang Prov., Peak Distr., Khoang village, Pa Khao mt., around point 19°33’02.2’N 103°39’56.3’E. Primary and secondary broad-leaved evergreen dry forest on solid rocky highly eroded limestone at elev. 1200-1450 m a.s.l. Lithophytic herb 10-20 cm tall on shady cliffs and rocky slopes. Common.
Son La Prov., Van Ho Distr., Van Ho comm., Hua Tat village, around point 20°46’21.7N 104°47’47.5E. Remnants of primary evergreen broad-leaved and mixed forest (with Pinus wangii) on very steep rocky slopes and on mountain tops composed with highly eroded karstic light gray marble-like limestone at elevation 1300-1350 m a.s.l. Lithophytic rosulate herb on vertical shady cliff. Flowers bright red. Common.
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 1100-1050 m a.s.l. Lithophytic herb on shady rocks. Flowers light blue. Common.
Son La Prov., Moc Chau Distr., Chieng Son comm., Hin Pen village, around point 20°42’36.7N 104°35’11.0E. Primary and secondary evergreen broad-leaved forest on very steep slopes and cliffs of highly eroded red-brown sandstone at elevation about 1200 m a.s.l.
Lithophytic rosulate herb on vertical shady cliffs. Locally very common. 29 September 2016 CPC 8150
Lai Chau Prov., Sin Ho Distr., De Phin comm., around point 22°19’05.9N 103°13’53.8E. Degraded primary and secondary evergreen broad-leaved forest on steep mountain slopes composed with shaly limestone at elevation about 1600 m a.s.l. Terrestrial herb in wet open place along stream. Flowers violet. Very common. 5 October 2016 CPC 8247
Son La Prov., Moc Chau Distr., Chieng Son comm., Hin Pen village, around point 20°42’36.7N 104°35’11.0E.
Primary and secondary evergreen broad-leaved forest on very steep slopes and cliffs of highly eroded red-brown sandstone at elevation about 1200 m a.s.l. Lithophytic undershrub 1-1.5 m tall on exposed mossy rocks. Flowers red. Rare.
Son La Prov., Van Ho Distr., Tan Xuan comm., A Lay village, around point 20°40’46.2N 104°39’49.6E.
Secondary evergreen broad-leaved forest on very steep rocky slopes composed with red-brown sandstone and shale at elevation 1300-1500 m a.s.l. Creeping epiphytic vine 6-8 m long. Flowers white. Rare. 1 October 2016 CPC 8156 Photos
Son La Prov., Moc Chau Distr., Chieng Son comm., Pha Luong village, Pha Luong Mountain system.
Primary broad-leaved evergreen forest with bamboo on eroded red-brown sandstone near mountain top at elevation 1425 m a.s.l. around point 20°41’30.9N 104°38’08.9E. Flowers white, tube with blue margin. 25 September 2016 CPC 8024
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 undershrub on mossy exposed rocks. Flowers red. Not rare. 27 September 2016 CPC 8054
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. Lithophytic herb to 0.5 tall on mossy exposed rocks. Flowers light purple-violet. Not rare.
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. Erect lithophytic herb to 1 m tall on exposed mossy rocks near mountain top. Very common.
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. Lithophytic herb to 0.5 m tall on exposed mossy rocks on mountain top. Fruits green. Not common.
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 undershrub on mossy exposed rocks. Flowers red. Not rare.
Son La Prov., Van Ho Distr., Tan Xuan comm., A Lay village, around point 20°40’46.2N 104°39’49.6E. Secondary evergreen broad-leaved forest on very steep rocky slopes composed with red-brown sandstone and shale at elevation 1300-1500 m a.s.l.
Terrestrial and lithophytic herb on shady rocky slope. Flowers white, tube inside with light yellow spot. Not common.
Hemiboea subcapitata C. B. Clarke var. Guangdongensis?
Son La Prov., Van Ho Distr., Van Ho comm., Hua Tat village, around point 20°46’21.7N 104°47’47.5E. Remnants of primary evergreen broad-leaved and mixed forest (with Pinus wangii) on very steep rocky slopes and on mountain tops composed with highly eroded karstic light gray marble-like limestone at elevation 1300-1350 m a.s.l. Terrestrial and lithophytic herb on wet rocky slope. Flowers white, tube inside with purple-violet stripes. Common.
Son La Prov., Moc Chau Distr., Chieng Son comm., Pha Luong village, Pha Luong Mountains. Primary and secondary evergreen broad-leaved forest on very steep slopes and cliffs of highly eroded red-brown sandstone at elevation 1000-1050 m a.s.l. around point 20°42’02.1N 104°37’23.1E. Lithophytic herb on shady mossy cliffs and large rocks. Flowers white. Locally common.
Son La Prov., Moc Chau Distr., Chieng Son comm., Pha Luong village, Pha Luong Mountains. Primary evergreen broad-leaved and mixed forest with Pinus cernua on mountain tops and steep summit slopes composed with highly eroded red-brown sandstone at elevation 1400-1500 m a.s.l. around point 20°41’33.2N 104°37’37.0E. Lithophytic rosulate herb on shady mossy cliffs and large boulders. Flowers purple-violet. Common.
Vientiane prov., Vang Vieng distr., Patang village, around point 19°04'15.6''N 102°24'33.2''E. Secondary broad-leaved semi-deciduous dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. about 670 m a.s.l. Lithophyte on shady cliffs with stem to 30 cm tall. Flower white, inside yellow. Very common.
Luang Prabang prov., Ngoy distr., Ngoy village, around point 20°42'52.9''N 102°41'15.5''E. Remnants of primary evergreen forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 800-900 m a.s.l.
Lithophytic herb on open mossy rocks on rocky steep slope. Occasional.
Vientiane prov., Kasi distr., between Pa Chao and Nam Ken villages, Pa Chao Mt., around point 19°19'50.6''N 102°21'20.5''E.
Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1100 m a.s.l. Lithophytic herb to 0.5 m tall on open mossy rocks on steep rocky slope. Not rare.
Vientiane prov., Kasi distr., between Pa Chao and Nam Ken villages, Pa Chao Mt., around point 19°19'50.6''N 102°21'20.5''E.
Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1100 m a.s.l. Lithophytic rosulate herb on shady rocky cliff. Occasional.
Vientiane prov., Kasi distr., between San and Tham Tai villages, around point 19°17'47.9''N 102°08'58.9''E. Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 900-1000 m a.s.l. Creeping epiphytic vine on tall mossy trees. Flowers red. Not common.
Luang Prabang prov., Ngoy distr., Nong Khiew village, Ta Nang Non Mountain around point 20°33’29.2’’N 102°36’54.5’’E.
Secondary semideciduous and evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-650 m a.s.l. Lithophytic herb on mossy open rocks on rocky mountain top. Common.
Vientiane prov., Kasi distr., Si Sang Vone village, around point 19°06'10.9''N 102°10'46.1''E. Secondary and primary evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-750 m a.s.l. Epiphytic undershrub on mossy old trees on rocky mountain top. Leaves with purple-violet markings. Not rare.
Kham Mouan Prov., Bounlapha Distr., Thong Sam village, Hinnam No Protected Area, Pu Pha Song Mt. composed by sandstone, around point 17°35’13.2”N 105°47’49.8”E. Primary and secondary evergreen broad-leaved and mixed forest on W macroslope at elevation from 500 m to the mountain top elevated to 1425 m. Lithophytic rosulate herb on shady rocks along stream. Not common at elevation 1050 m.
Saravan Prov., Sa Mouay Distr., to the SEE of Sa Mouay town, elevation from Ta Oy village (700 m elev.) to mountain ridge with highest point at 1350 m around 16°08’47.0”N 106°52’35.4”E. Primary evergreen humid mixed and coniferous forest on slopes composed with silicate rocks. Epiphytic undershrub with pendent shoots in shady place near tops of ridge. Leaves mottled with dark/light green. Flowers yellowish. Not common.
Vientiane Prov., Vang Vieng Distr., Nathong village, about 5 km to the W of Vang Vieng town, Tham Kang Mt., around point 18°55’51.4”N 102°23’50.6”E. Dry broad-leaved primary and secondary evergreen forest on very steep rocky slopes and on vertical cliffs of remnant highly eroded rocky limestone mountains composed by solid crystalline limestone at elevation 300-500 m. Undershrub to 1 m tall. Very common.
Houphan Prov., Viengxay Distr., Xieng Luong village, around point 20°22'06.1''N 104°17'18.6''E. Primary and secondary broad-leaved evergreen dry forest on very steep rocky slopes of highly eroded mountains composed by solid marble-like limestone at elev. 600-700 m a.s.l. Lithophytic undershrub on mossy shady rocks on mountain top. Common.
Kham Mouan Prov., Bounlapha Distr., Thong Sam village, Hinnam No Protected Area, Pu Pha Song Mt. composed by sandstone, around point 17°35’13.2”N 105°47’49.8”E. Primary evergreen broad-leaved and mixed forest on W macroslope at elevation from 500 m to the mountain top elevated to 1425 m. Lithophytic herb in shady place along stream at elevation 1100 m. Common.
Ha Giang Prov., Bac Me Distr., Phieng Luong municipality, around Phieng Day village. Degraded primary broad-leaved humid evergreen forest along rocky canyon of small stream at the base of mountains composed with solid crystalline highly eroded limestone at elevation 900-1000 m a.s.l. around point 22°38’43.8’’N 105°19’19.8’’E. Scandent epiphytic undershrub with shoots 1-1.5 m long in shady place. Flowers brightly red. Occasional.
Border area between Phieng Luong municipality (Ha Giang Prov., Bac Me Distr.) and Sinh Long municipalitiy (Tuen Quang Prov., Na Hang Distr.). Primary broad-leaved humid evergreen and mixed forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1100-1170 m a.s.l. around point 22°38’24.3’’N 105°20’21.3’’E. Creeping short epiphytic vine in shady wet place on shady alluvial bottom of limestone mountain. Flowers white outside, dark brown-violet inside tube. Occasional.
Ha Giang Prov., Bac Me Distr., Phieng Luong municipality, around Phieng Day village. Degraded primary broad-leaved humid evergreen forest along rocky canyon of small stream at the base of mountains composed with solid crystalline highly eroded limestone at elevation 900-1000 m a.s.l. around point 22°38’43.8’’N 105°19’19.8’’E. Creeping short epiphytic vine in shady wet place on shady alluvial bottom of limestone mountain. Flowers white outside, dark brown-violet inside tube. Occasional.
Ha Giang Prov., Bac Me Distr., Phieng Luong municipality, around Phieng Luong village. Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1100-1150 m a.s.l. around point 22°38’07.1’’N 105°19’22.1’’E. Shrub or shrublet to 1 m tall on very steep rocky slope and on cliffs. Flowers light violet. Locally very common.
Houphan Prov., Viengxay Distr., Xieng Luong village, around point 20°22'06.1''N 104°17'18.6''E. Primary and secondary broad-leaved evergreen dry forest on very steep rocky slopes of highly eroded mountains composed by solid marble-like limestone at elev. 600-700 m a.s.l.
Lithophytic rosulate herb on shady cliff, on wet travertine deposits. Locally common.