Franz Speta

Scilla luciliae is a species of flowering plant in the family Asparagaceae. It is referred to by the common names Bossier's glory-of-the-snow or Lucile's glory-of-the-snow, and is a bulbous perennial from western Turkey that flowers in early spring. After flowering, it goes into dormancy until the next spring. The specific epithet is in honour of Lucile, the wife of the Swiss botanist Pierre Edmond Boissier (1810-1885). It belongs to a group of Scilla species that were formerly put in a separate genus, Chionodoxa, and may now be treated as Scilla sect. Chionodoxa.

Scilla sardensis, the lesser glory-of-the-snow, is a bulbous perennial from west Turkey flowering in early spring. After flowering, it goes into dormancy until the next spring. It belongs to a group of Scilla species that were formerly put in a separate genus, Chionodoxa, and may now be treated as Scilla sect. Chionodoxa.

Prospero autumnale, the autumn squill, an autumnal flowering plant of the family Asparagaceae, subfamily Scilloideae, is found in the Mediterranean region from Portugal and Morocco east to Turkey and the Caucasus, plus Great Britain. Despite being classified as a single species, it is actually a cryptic species complex, with a variety of cytotypes having been discovered which are phenotypically indistinguishable from each other.

Scilla forbesii, known as Forbes' glory-of-the-snow, is a bulbous perennial plant from west Turkey flowering in early spring. It is considered synonymous with Scilla siehei, known as Siehe's glory-of-the-snow, by some sources, although others distinguish them. It belongs to a group of Scilla species that were formerly put in a separate genus, Chionodoxa, and may now be treated as Scilla sect. Chionodoxa. After flowering, it goes into dormancy until the next spring. It seeds readily to form colonies.

Merwilla is a genus of bulbous flowering plants in the family Asparagaceae, subfamily Scilloideae (also treated as the family Hyacinthaceae). It is distributed in southern Africa, from Zimbabwe to South Africa. This genus is named after the botanist Frederick Ziervogel Van der Merwe (1894–1968), who worked on this group.

Fessia is a genus of bulbous flowering plants in the family Asparagaceae, subfamily Scilloideae (also treated as the family Hyacinthaceae). It is distributed from Iran to Central Asia and Pakistan.

Albraunia is a genus of flowering plants belonging to the family Plantaginaceae. Its native range is Iran and Iraq. Species: Albraunia foveopilosa Speta Albraunia fugax (Boiss. & Noë) Speta Albraunia psilosperma Speta

Holzneria is a genus of flowering plants belonging to the family Plantaginaceae. Its native range is Iran to Central Asia and Afghanistan. It is found in the countries of Afghanistan, Iran, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan and Uzbekistan. The genus name of Holzneria is in honour of Wolfgang Holzner (1942–2014), Austrian botanist, Japanologist, and professor in Vienna. It was first described and published by Franz Speta in Bot. Jahrb. Syst. Vol.103 on page 16 in 1982. Known species, according to Kew Holzneria microcentron (Bornm.) Speta Holzneria spicata (Korovin) Speta

Scilla nana, known as dwarf glory-of-the-snow, is a bulbous perennial flowering plant endemic to Crete. It flowers in early spring with flowers in shades of lilac blue. After flowering, it goes into dormancy until the next spring. It belongs to a group of Scilla species that were formerly put in a separate genus, Chionodoxa, and may now be treated as Scilla sect. Chionodoxa. It has not always been recognized as distinct from Scilla cretica.

Prospero obtusifolium is an autumnal flowering plant of the family Asparagaceae, subfamily Scilloideae native to southern Europe and North Africa.

Merwilla plumbea, also known as the blue squill, is a perennial, bulb-forming herb in the small genus Merwilla of the family Asparagaceae. It is endemic to the Drakensberg.

Scilla lochiae, known as Loch's glory-of-the-snow, is a species of flowering plant in the family Asparagaceae. It is a bulbous perennial from Cyprus flowering in early spring. After flowering, it goes into dormancy until the next spring. It was named after Lady Loch who collected it. It belongs to a group of Scilla species that were formerly put in a separate genus, Chionodoxa, which may now be treated as Scilla sect. Chionodoxa. Like all former Chionodoxa species, the bases of the stamens are flattened and closely clustered in the middle of the flower. In other species of Scilla, the stamens

Barnardia numidica is a bulbous flowering plant in the family Asparagaceae, subfamily Scilloideae (also treated as the family Hyacinthaceae). It is one of the two species of the genus Barnardia, although evidence suggests that B. numidica is not related to the other species B. japonica and should be transferred to a genus of its own.

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Pinguicula laueana is a perennial rosette-forming insectivorous plant native to the state of Oaxaca in Mexico. It is one of only two species of butterwort known to have a red flower, the other being P. caryophyllacea. As Pinguicula lauana it has gained the Royal Horticultural Society's Award of Garden Merit.

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Oziroe arida is a species of flowering plant in the family Asparagaceae. It is a perennial herb endemic to Chile, distributed between the Coquimbo and Araucanía regions.

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