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Guy Rafamantanantsoa

Kniphofia ankaratrensis

March 31, 1992 (, Updated )

Forming clumps 1 m high in wet gulley in full sun. Each rosette with numerous leaves and a single inflorescence. Leaves somewhat tetrastichous, white at base, tinged pink, bright green above, deeply channeled; outer leaves with entire membranous sheaths. Flower buds orange-red shading to yellow-green at base. Perianth yellow shading to orange at the apex at anthesis. Stamens and style yellow. Peduncle about 2 cm diameter.

47.0° 11.0’ 19.0” N20.0° 45.0’ 59.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

AsphodelaceaeKniphofiaKniphofia ankaratrensisSpecimen Kniphofia ankaratrensis

Orthosiphon humbertii

March 29, 1992 (, Updated )

Shrub to 1.75 m growing in shade of larger shrubs above rodks, somewhat scrambling. Leaves thin, soft, not aromatic; margins sometimes tinged purple-brown. Young inflorescences slightly inclined at first. Calyx green. Flowers nodding, eaten by insects. Corolla carmine red; veins white inside; tube base white; lower lip mottled, patent, becoming reflexed, red and white, with undulate white margin. Filaments and style white; anthers red.

46.0° 3.0’ 24.0” N22.0° 24.0’ 4.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

LamiaceaeOrthosiphonOrthosiphon humbertiiSpecimen Orthosiphon humbertii

Rhopalocarpus lucidus

March 27, 1992 (, Updated )

Tree to 8 m, at base of slope among boulders. Leaves glossy; midrib dull yellow-brown on both surfaces. Fruits pale green, irregularly spikey.

45.0° 37.0’ 14.0” N24.0° 39.0’ 14.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

SphaerosepalaceaeRhopalocarpusRhopalocarpus lucidusSpecimen Rhopalocarpus lucidus

Uncarina grandidieri

March 26, 1992 (, Updated )

Common tree to 3 m. Trunk swollen;branches spreading. Vegetative partsglandular-sticky. Petioles tingedpurple; blades flaccid. Flowers heldabove leaves, rarely more than one openat the time. Corolla deep yellow, withpurple-red tube inside. Fruit pendant.

46.0° 36.0’ 49.0” N24.0° 56.0’ 44.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

PedaliaceaeUncarinaUncarina grandidieriSpecimen Uncarina grandidieri

Hibiscus mandrarensis

March 24, 1992 (, Updated )

Tree to 12 m in dense forest. Leaves stiff, folded, slightly glossy. Petals white, opening flat, with pale yellow claw, assymetrical. Staminal column and filaments pale yellow; anthers yellow-orange. Style and stigmas white. Ovary with numerous (4) ovules per locule. Bark smooth, forming layers; inner layers very tough. Flowers visited by various butterflies.

46.0° 51.0’ 15.0” N24.0° 45.0’ 10.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

MalvaceaeHibiscusHibiscus mandrarensisSpecimen Hibiscus mandrarensis

Bulbophyllum percorniculatum

March 24, 1992 (, Updated )

Minute plant forming dense mats on boulders in stream bed in dense shade, mostly on vertical survaces. Pseudo-bulbs green. Leaves thin. Pedicel dull pink shading to green at top, erect. Perianth translucent, pale yellow-green; sepals with dull purple venation in lower half; labellum thicker, pale yellow; column white.

46.0° 51.0’ 14.0” N24.0° 45.0’ 9.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

OrchidaceaeBulbophyllumBulbophyllum percorniculatumSpecimen Bulbophyllum percorniculatum

Saldinia axillaris

March 23, 1992 (, Updated )

Shrub to 1.5 m. Branches horizontal. Berry bright blue. Growing on stream bank.

46.0° 51.0’ 15.0” N24.0° 45.0’ 10.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

RubiaceaeSaldiniaSaldinia axillarisSpecimen Saldinia axillaris

Cynanchum obovatum

March 23, 1992 (, Updated )

Climber to 1.5 m with copious white latex. Leaves thick, soft. Corolla dull pale brown-green, shading to pink-brown at base. Corona white, cylindric with inflexed margin forming fine pleats which obscure the green gynostegium.

46.0° 51.0’ 14.0” N24.0° 45.0’ 9.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

ApocynaceaeCynanchumCynanchum obovatumSpecimen Cynanchum obovatum

Capitanopsis brevilabra

March 22, 1992 (, Updated )

Subshrub, 1.3 m, often rooting along stem; leaves dark green above, fleshy, britlle, not aromatic; corolla pendant, maroon. Mixed forest with Sarcolaenaceae, Trachylobium verrucosum et Euphorbia lophagona. Often growing near base of trees, in leafmould, heavily shaded.

47.0° 10.0’ 50.0” N24.0° 46.0’ 45.0” W

R.A. Clement – Peter B. Phillipson – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

LamiaceaeCapitanopsisCapitanopsis brevilabraSpecimen Capitanopsis brevilabra

Rhopalocarpus coriaceus

March 22, 1992 (, Updated )

Shrub/small tree to 10 m, mainly on forest margin. Leaves dark green above; midrib very prominent below. Inflorescence pale green. Sepals reflexed, concave, pale green. Petals yellow orange, recurved between sepals. Stamens orange. Style pale green. Flowers with fruitlike scent. Fruits pendant, balck, becoming woody, coarsely verrucose, shallowly 1-4 lobed, each lobe containing a red-brown seed. Flower size variable.

47.0° 10.0’ 29.0” N24.0° 46.0’ 44.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

SphaerosepalaceaeRhopalocarpusRhopalocarpus coriaceusSpecimen Rhopalocarpus coriaceus

Dauphinea brevilabra

March 22, 1992 (, Updated )

Subshrub, 1.3 m, often rooting along stem; leaves dark green above, fleshy, britlle, not aromatic; corolla pendant, maroon. Mixed forest with Sarcolaenaceae, Trachylobium verrucosum et Euphorbia lophagona. Often growing near base of trees, in leafmould, heavily shaded.

47.0° 10.0’ 50.0” N24.0° 46.0’ 45.0” W

R.A. Clement – Peter B. Phillipson – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

LamiaceaeDauphineaDauphinea brevilabraSpecimen Dauphinea brevilabra

Fernandoa madagascariensis

March 20, 1992 (, Updated )

Tree to 4 m. Calyx green. Corollaorange-red, 5-6 lobed, orange in throat,with red streaks. Lobes not recurved. Filaments pale orange, 4 or 5. Anthersdark brown. Style pale green.

45.0° 38.0’ 49.0” N24.0° 27.0’ 5.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

BignoniaceaeFernandoaFernandoa madagascariensisSpecimen Fernandoa madagascariensis

Boscia longifolia

March 20, 1992 (, Updated )

Common tree to 6 m. Branches pendant. Mature leaves coriaceous, pendant. Sepals green. Petals absent. Filaments and gynophore white. Anthers cream. Ovary green.

45.0° 43.0’ 34.0” N24.0° 54.0’ 4.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

CapparaceaeBosciaBoscia longifoliaSpecimen Boscia longifolia

Hibiscus ferrugineus

March 19, 1992 (, Updated )

Sub-shrub to 1 m, uncommon. Stems rather virgate. Foliar gland dry in afternoon. Petals bright pink-red. Staminal column, filaments and style branches pink-red, strongly deflexed; stigmas held next to petals. Anthers yellow. Stigmas deep red.

45.0° 37.0’ 24.0” N24.0° 4.0’ 15.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

MalvaceaeHibiscusHibiscus ferrugineusSpecimen Hibiscus ferrugineus

Nematostylis anthophylla

March 17, 1992 (, Updated )

Shrub with procumbent stems. Leaves coriaceous, pale green on both surfaces. Calyx bright red. Corolla bright yellow. Style white shading to red above.

46.0° 46.0’ 14.0” N21.0° 52.0’ 9.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

RubiaceaeNematostylisNematostylis anthophyllaSpecimen Nematostylis anthophylla

Plectranthus bipinnatus

March 17, 1992 (, Updated )

Shrub to 1.5 m, aromatic; young growth and petiole white. Corolla white with green upper lip. Filaments white. Anthers lying alongside style, becoming decurved. Bracts slightly glossy.

46.0° 46.0’ 14.0” N21.0° 52.0’ 9.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

LamiaceaePlectranthusPlectranthus bipinnatusSpecimen Plectranthus bipinnatus

Pseudocarum laxiflorum

March 15, 1992 (, Updated )

Herbaceous liane to 3 m, stems green with shallow yellow-green ribs. Leaves all trifoliate. Petals white, slightly reflexed. Stamens cream. Young fruits smooth, slightly flattened.

47.0° 11.0’ 19.0” N20.0° 45.0’ 59.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

ApiaceaePseudocarumPseudocarum laxiflorumSpecimen Pseudocarum laxiflorum

Aloe compressa variety schistophila

March 14, 1992 (, Updated )

Stemless succulent growing among quartzite stones. Uncommon. Flowering just starting. Leaves always distichous. Perianth, style and filaments orange-pink, with paler margins. Anthers orange. Stigma white. Perianth split to 3 mm from base.

46.0° 35.0’ 24.0” N20.0° 35.0’ 23.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

AsphodelaceaeAloeAloe compressaSpecimen Aloe compressa variety schistophila

Angraecum protensum

March 14, 1992 (, Updated )

Growing on rocky outcrop, rooted in crevices in full sunlight. Leaves coriaceous, pale green. Ovary pale green. Perianth white; spur and column very pale green.

46.0° 35.0’ 4.0” N20.0° 36.0’ 45.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

OrchidaceaeAngraecumAngraecum protensumSpecimen Angraecum protensum

Crossandra grandidieri

March 14, 1992 (, Updated )

Prostrate shrub growing in rock crevices. Leaves thick. Bracts brown. Corolla bright red; tube yellow inside.

46.0° 35.0’ 9.0” N20.0° 35.0’ 29.0” W

Peter B. Phillipson – R.A. Clement – Guy Rafamantanantsoa

Creative Commons BY-SA Tropicos

AcanthaceaeCrossandraCrossandra grandidieriSpecimen Crossandra grandidieri