WorldFloraDB - Beaumontia

Characteristics

Climbers with white latex. Branches terete, lenticellate; branchlets tomentose. Leaves opposite; with long glands in the axils. Inflorescence a terminal or axillary cyme; all axes tomentose; bracts frequently deciduous, large and leafy; flowers large, 5-merous; actinomorphic or slightly zygomorphic. Sepals leafy; colleters inside. Corolla lobes dextrorse; open corolla infundibuliform with the lower tube shorter than the upper tube. Stamens with long filaments, adnate to the style head; anthers fertile in the upper half only, the lower half sterile, laterally with lignified guide rails and sagittate appendages at the base. Disk 5-lobed, surrounding the ovary. Gynoecium 2-carpellate, apocarpous but apically united into a common style, ovules numerous; style filiform; style head ellipsoid. Fruit an oblong follicle; lenticellate. Seeds numerous, unbeaked, with an apical coma.

More

Lianas woody, robust, with latex. Leaves opposite, usually with petiolar glands. Inflorescences terminal or axillary cymes; bracteoles leafy, large. Flowers large, fragrant. Sepals free, bearing many basal glands inside; lobes leafy, large. Corolla white, funnelform, tube short or long, limb widely campanulate, throat not scaly, lobes overlapping to right. Stamens inserted at distal narrow portion of corolla tube; filaments arcuate, long, thickened distally; anthers sagittate, usually exserted, connivent, adherent to pistil head, cells spurred at base; disc ringlike, shallowly 5-lobed. Ovaries 2, connate, surrounded by disc; ovules numerous in each locule. Style long; pistil head fusiform. Follicles elongated, thick, hard. Seeds compressed, apex attenuate, coma silky; cotyledons leaflike or thick, radicle short.

Life form	perennial
Growth form	-
Growth support	-
Foliage retention	-
Sexuality	hermaphrodite
Pollination	-
Spread	-
Mature width (meter)	-
Mature height (meter)	-
Root system	-
Rooting depth (meter)	-
Root diameter (meter)	-
Flower color	-
Blooming months	-
Fruit color	-
Fruiting months	-
Nitrogen fixer	-
Photosynthetic pathway	-

Environment

Light	-
Soil humidity	-
Soil texture	-
Soil acidity	-
Soil nutriment	-
Hardiness (USDA)

Usage

Uses	-
Edible	-
Therapeutic use	-
Human toxicity	-
Animal toxicity	-

Cultivation

Mode	-
Germination duration (days)	7 - 30
Germination temperacture (C°)	21 - 23
Germination luminosity	-
Germination treatment	-
Minimum temperature (C°)	-
Optimum temperature (C°)	-
Size	-
Vigor	-
Productivity	-