''Primula tanneri'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

of flowering plant in the family

Primulaceae The Primulaceae , commonly known as the primrose family (but not related to the Onagraceae, evening primrose family), are a family (biology), family of Herbaceous plant, herbaceous and woody flowering plants including some favourite garden plants ...

Description

The species' bud scales are efarinose, ovate to oblong and are long. The leaves form a rosette which have winged petiole that is long. It have even longer leaf blade, measuring , efarinose, puberulous and is ovate to deltoid. The base itself is

cordate Cordate is an adjective meaning 'heart-shaped' and is most typically used for: * Cordate (leaf shape), in plants * Cordate axe, a prehistoric stone tool See also * Chordate A chordate () is an animal of the phylum Chordata (). All chordat ...

and subsagittate with irregular margins, coarse

dentate Dentate may refer to: * A species having dentition * An energy-dissipating baffle block in a spillway * An individual not being edentulous * Dentate gyrus of the hippocampus * Dentate nucleus of the cerebellum * Denticity in chemistry * Dentat ...

and acute apex. ''P. tanneri'' have long scapes which elongate, long near the

fruit In botany, a fruit is the seed-bearing structure in flowering plants that is formed from the ovary after flowering. Fruits are the means by which flowering plants (also known as angiosperms) disseminate their seeds. Edible fruits in particu ...

part and are farinose toward the apex.

Umbel In botany, an umbel is an inflorescence that consists of a number of short flower stalks (called pedicels) that spread from a common point, somewhat like umbrella ribs. The word was coined in botanical usage in the 1590s, from Latin ''umbella'' "p ...

s have 1-2 flowers with bracts that are acuminate to

subulate The following is a list of terms which are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (a single leaf blade or lamina) or compound (with several leaflets). The edge of the leaf may be regular o ...

and are long from the broad base.

Pedicel Pedicle or pedicel may refer to: Human anatomy *Pedicle of vertebral arch, the segment between the transverse process and the vertebral body, and is often used as a radiographic marker and entry point in vertebroplasty and kyphoplasty procedures ...

is as farinose as the apex and is long. The flowers are heterostylous with tubular to campanulate

sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined b ...

s which are long. ''P. tanneri'' have an emarginated and lanceolated lobes which are obovate to oblong with a light to deep purple coloured corolla which can also be blue or white. Tubes of these species can be long while the limb is wide. Flowers are

heterostyly Heterostyly is a unique form of polymorphism and herkogamy in flowers. In a heterostylous species, two or three morphological types of flowers, termed "morphs", exist in the population. On each individual plant, all flowers share the same morph. ...

with

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 toward the apex and bloom in May.

Distribution and habitat

It is found in woodlands and grassy slopes at altitudes of around in

Bhutan Bhutan (; dz, འབྲུག་ཡུལ་, Druk Yul ), officially the Kingdom of Bhutan,), is a landlocked country in South Asia. It is situated in the Eastern Himalayas, between China in the north and India in the south. A mountainous ...

Nepal Nepal (; ne, नेपाल ), formerly the Federal Democratic Republic of Nepal ( ne, सङ्घीय लोकतान्त्रिक गणतन्त्र नेपाल ), is a landlocked country in South Asia. It is mai ...

Northeast India , native_name_lang = mni , settlement_type = , image_skyline = , image_alt = , image_caption = , motto = , image_map = Northeast india.png , ...

and southern

Tibet Tibet (; ''Böd''; ) is a region in East Asia, covering much of the Tibetan Plateau and spanning about . It is the traditional homeland of the Tibetan people. Also resident on the plateau are some other ethnic groups such as Monpa people, ...

Subspecies and varieties

Subspecies and varieties of ''P. tanneri'' include: * ''Primula'' ''tanneri'' subsp. ''nepalensis'' * ''Primula'' ''tanneri'' subsp. ''tsariensis'' * ''Primula'' ''tanneri'' var. ''porrecta''

References

tanneri Flora of East Himalaya Flora of Nepal Flora of Tibet Plants described in 1886 {{Primulaceae-stub