Laurence J. Dorr

Quercus buckleyi, commonly known as Texas red oak, Buckley's oak, or Spanish oak is a species of flowering plant. It is endemic to the southern Great Plains of the United States (Oklahoma and Texas). Buckley's oak is smaller and more likely to be multitrunked than its close relative, the Shumard oak (Q. shumardii). The two species are interfertile, and hybrids are common along a line from Dallas to San Antonio, Texas. Texas red oak usually is 30 to 50 feet (9.1 to 15.2 meters) tall at maturity, and seldom reaches a height of more than 75 feet (23 meters). Quercus buckleyi was formerly known

Mediusella bernieri is a species of flowering plant in the family Sarcolaenaceae. It is the sole species in genus Mediusella. It is a shrub or tree endemic to Madagascar.

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Erica thomensis is a plant belonging to the genus Erica and is native to São Tomé.

Erica mafiensis is a plant belonging to the genus Erica. The species is endemic to Tanzania.

Erica madagascariensis is a plant belonging to the genus Erica. The species is endemic to Madagascar.

Erica lecomtei is a plant belonging to the genus Erica. The plant is endemic to Madagascar. The plant also has two subspecies: Erica lecomtei subsp. lecomtei Erica lecomtei subsp. ravinakely Dorr

Erica goudotiana is a plant belonging to the genus Erica. The species is endemic to Madagascar.

Erica comorensis is a species of flowering plant (angiosperms) in the heather family (Ericaceae). It is endemic to the Comoro Islands in the Indian Ocean. It grows from .5 to 2 meters high. Erica comorensis is found at high elevations on Grand Comore, where it is the predominant species in the dry ericaceous scrubland from 1800 to 2200 meters elevation. There is one recognized subspecies, Erica comorensis subsp. anjurensis (Alm & T.C.E.Fr.) Dorr & E.G.H.Oliv.., which is found on the island of Anjouan.

Erica barnettiana is a plant belonging to the genus Erica and is endemic to Madagascar.

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Hildegardia gillettii is a species of flowering plant in the family Malvaceae. It is found only in Somalia, and is threatened by habitat loss.

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Erica rossii is a species of plant in the family Ericaceae. The species occurs in a number of Afromontane zones of East Africa.

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