Status:
valid
Authors:
L.H.Cramer
Source:
ksu
Year:
1990
Citation Micro:
J. Natl. Sci. Council Sri Lanka 18: 168 (1990)
WFO Identifier:
wfo-0000401628
Common Names
- Polonnaruwa Thornapple
- Rhinacanthus Polonnaruwensis
- Polonnaruwa Prickly-nut
Description
Rhinacanthus polonnaruwensis (also called Polonnaruwa Rhinacanthus, among many other common names) is a small, evergreen shrub native to Sri Lanka. It has small, white flowers and grows in dry sclerophyll forests and woodlands.
Uses & Benefits
Rhinacanthus polonnaruwensis is used as an ornamental plant in gardens and as a houseplant. It is known for its showy, bell-shaped flowers and its ability to attract butterflies and hummingbirds.
Flower, Seeds and Seedlings
Rhinacanthus polonnaruwensis has white or pink flowers with a yellow throat. Its seeds are small and black, and its seedlings have small, oval-shaped leaves.
Cultivation and Propagation
Rhinacanthus polonnaruwensis is a fast-growing, evergreen perennial that can be grown in USDA Hardiness Zones 9-11. It prefers well-drained, moist soil and full sun to partial shade. Propagation is best done by division or cuttings. Division should be done in spring or early summer, while cuttings can be taken in late spring or early summer.
Where to Find Rhinacanthus polonnaruwensis
Rhinacanthus polonnaruwensis can be found in tropical and subtropical regions of the Americas, including Mexico, Central America, and South America.
Rhinacanthus polonnaruwensis FAQ
What is the scientific name of Rhinacanthus polonnaruwensis?
Rhinacanthus polonnaruwensis
What type of plant is Rhinacanthus polonnaruwensis?
Herb
Where is Rhinacanthus polonnaruwensis native to?
South America
Species in the Rhinacanthus genus
Rhinacanthus oblongus,
Rhinacanthus nasutus,
Rhinacanthus obtusifolius,
Rhinacanthus virens,
Rhinacanthus scoparius,
Rhinacanthus polonnaruwensis,
Rhinacanthus pulcher,
Rhinacanthus rotundifolius,
Rhinacanthus selousensis,
Rhinacanthus grandiflorus,
Rhinacanthus kaokoensis,
Rhinacanthus calcaratus,
Rhinacanthus submontanus,
Rhinacanthus mucronatus,
Rhinacanthus flavovirens,
Rhinacanthus dichotomus,
Rhinacanthus gracilis,
Rhinacanthus xerophilus,
Rhinacanthus nasutus,
Rhinacanthus perrieri,
Rhinacanthus humilis,
Rhinacanthus breviflorus,
Rhinacanthus beesianus,
Rhinacanthus angulicaulis,
Rhinacanthus zambesiacus,
Rhinacanthus osmospermus,
Rhinacanthus angolensis,
Rhinacanthus spiciformis,
Species in the Acanthaceae family
Acanthopale macrocarpa,
Acanthopale confertiflora,
Acanthopale decempedalis,
Acanthopale laxiflora,
Acanthopale madagascariensis,
Acanthopale pubescens,
Acanthopale aethiogermanica,
Acanthopale breviceps,
Acanthopale cuneifolia,
Acanthopale ramiflora,
Acanthopale perrieri,
Acanthopale humblotii,
Acanthopsis carduifolia,
Acanthopsis disperma,
Acanthopsis glauca,
Acanthopsis hoffmannseggiana,
Acanthopsis horrida,
Acanthopsis scullyi,
Acanthopsis spathularis,
Acanthopsis disperma,
Acanthopsis tuba,
Acanthopsis ludoviciana,
Acanthopsis adamanticola,
Acanthopsis dispermoides,
Acanthopsis erosa,
Acanthopsis dregeana,
Acanthopsis tetragona,
Acanthopsis glandulopalmata,
Acanthopsis insueta,
Acanthopsis nitida,
Acanthopsis pagodiformis,
Acanthopsis glabra,
Acanthopsis villosa,
Acanthus austromontanus,
Acanthus greuterianus,
Acanthus kulalensis,
Acanthus arboreus,
Acanthus carduaceus,
Acanthus caroli-alexandri,
Acanthus caudatus,
Acanthus dioscoridis,
Acanthus ebracteatus,
Acanthus eminens,
Acanthus flexicaulis,
Acanthus gaed,
Acanthus guineensis,
Acanthus hirsutus,
Acanthus hungaricus,
Acanthus ilicifolius,
Acanthus latisepalus,