Hastingsia (lat.) Is an oligotypic genus of monocotyledonous plants of the Asparagaceae family [2] . Highlighted by the American botanist Sereno Watson in 1879 [3] .
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Hastingsia S. Watson , 1879 | |||||||||||||||||||||
Representatives of the genus Hastingsia are sometimes included in the genus Schoenolirion [4] .
Systematics
The genus includes four plant species [2] :
- Hastingsia alba ( Durand ) S. Watson typus [3]
- Hastingsia atropurpurea becking
- Hastingsia bracteosa S. Watson
- Hastingsia serpentinicola becking
Distribution
All four species are endemic to the United States [5] . Known from southwest Oregon to northern California [6] .
General characteristics
Perennial herbaceous bulbous plants [7] .
The bulb is single, fleshy, from ovoid to ellipsoid; the membrane is fibrous, blackish in color [7] .
Leaves are mainly basal [7] .
Single arrow [7] .
The inflorescence is racemose. Flowers with six petals [7] .
The fruit is a three-lobed capsule from ellipsoid to ellipsoid-ovoid in shape, slightly narrowed at the apex. Fusiform seeds, gray-green-black or tan; the seed coat is coarse, reticular [7] .
Notes
- ↑ For the conventionality of indicating the class of monocotyledons as a superior taxon for the plant group described in this article, see the APG Systems section of the Monocotyledonous article .
- ↑ 1 2 Hastingsia - The Plant List
- ↑ 1 2 Tropicos | Name - Hastingsia S. Watson
- ↑ Hastingsia information from NPGS / GRIN Archived on April 2, 2015.
- ↑ United States of America Endemic Vascular Plant Genera Checklist
- ↑ World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew
- ↑ 1 2 3 4 5 6 Hastingsia in Flora of North America @ efloras.org