''Aspidistra campanulata'' is a species of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

. ''A. campanulata'' grows in

evergreen In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, which ...

forests on very steep slopes of eroded

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

mountains in Vietnam. Its name is due to the bell shape of its perigone.

Description

This species is a

perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

herb. Its

rhizome In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...

is creeping, with a diameter of between . Its leaves are apart, the petiole measuring about , being

gracile Gracility is slenderness, the condition of being gracile, which means slender. It derives from the Latin adjective ''gracilis'' (masculine or feminine), or ''gracile'' ( neuter), which in either form means slender, and when transferred for examp ...

; the lamina is ovate and tapers towards a long tip, measuring between by . Flowers are found solitary, with an upright, thin and stiff

peduncle Peduncle may refer to: *Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed *Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body **Peduncle (art ...

, in size, showing two bracts basally and one next to the flower. Flowers are positioned slantedly upright or horizontally, and are pleasantly fragranced. The perigone is campanulate and white; the flower's tube is long and wide. It counts with 6 narrow, triangular lobes with rounded tips, long and between wide at their base. These lobes don't possess

keel The keel is the bottom-most longitudinal structural element on a vessel. On some sailboats, it may have a hydrodynamic and counterbalancing purpose, as well. As the laying down of the keel is the initial step in the construction of a ship, in Br ...

s, however they do show 3 nerves running down to the tube base, as well as a side vein fusing with that of the adjacent lobe. It counts with 6

stamen The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

s at the base of the tube, surrounding the style, the filaments of which measure . Its

anthers The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filam ...

are lineate, measuring ; the

pistil Gynoecium (; ) is most commonly used as a collective term for the parts of a flower that produce ovules and ultimately develop into the fruit and seeds. The gynoecium is the innermost whorl of a flower; it consists of (one or more) ''pistils'' ...

is slender and the ovar is inconspicuous. The style is long, while the stigma is widened and measures in diameter.

Distribution

''Aspidistra campanulata'' is known only from its type locality, in Na Hang District, Tuyên Quang Province, Vietnam.

Description

Distribution

References

Further reading