Hubbardia

Bor

Species Guides

2

Hubbardia is a of grasses to India, comprising two known . It represents the sole genus in the tribe Hubbardieae within Micrairoideae. The genus was established by N.L. Bor in 1951 based on distinctive morphological and characteristics that differentiated it from all other grasses. Hubbardia heptaneuron was presumed extinct until its rediscovery in 2002.

Pronunciation

How to pronounce Hubbardia: /hʌˈbɑːr.di.ə/

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Identification

Distinguished from other Poaceae by its pendulous growth habit and highly specific association with waterfall environments. The was sufficiently distinct from tribe Isachneae to warrant establishment of its own tribe Hubbardieae based on morphological and ecological characters.

Habitat

Associated with waterfall and escarpment environments. Known localities include Jog Falls (Gersoppa Falls) in Karnataka and Tillari Ghat in Maharashtra. The exhibits an unusual and highly specific preference among grasses.

Distribution

to India. Hubbardia diandra occurs in the Western Ghats of Maharashtra and Karnataka states. Hubbardia heptaneuron is known from Karnataka (Jog Falls) and Maharashtra (Tillari Ghat, Kolhapur District).

Diet

Photosynthetic .

Life Cycle

grass.

Behavior

Exhibits pendulous growth habit.

Ecological Role

Primary producer.

Human Relevance

Subject of considerable interest due to presumed extinction and subsequent rediscovery of H. heptaneuron.

Similar Taxa

  • IsachneaeInitially placed in this tribe by Bor (1951), but distinguished by unique preference and morphological characters leading to separate tribal status.

Sources and further reading