Allium lacunosum explained

Allium lacunosum is a species of wild onion known by the common name pitted onion. It is endemic to California, where it is a common member of the flora in many types of habitat, from bayside to mountain to desert.^{[1] [2]}

Description

The pitted onion, Allium lacunosum, grows from a thick-coated yellowish-brown bulb one or two centimeters long. The stem reaches up to about 35cm (14inches) in maximum height. There are usually two leaves which may be as long or longer than the stem.

The inflorescence contains up to 45 dark-veined white to pale pink flowers, each less than a centimeter long.

VarietiesThere are four varieties of this species, three of which are somewhat uncommon.

• Allium lacunosum var. davisiae — Southern California^{[3] [4]}
• Allium lacunosum var. kernense — Southern Sierra, Mojave Desert.^{[5] [6]}
• Allium lacunosum var. lacunosum ^{[7] [8]}
• Allium lacunosum var. micranthum — Central Coast interior ranges.^{[9] [10]}

External links

• Jepson Manual Treatment: Allium lacunosum
• USDA Plants Profile — Allium lacunosum (pitted onion)
• Flora of North America
• Allium lacunosum — U.C. Photo gallery

Notes and References

1. http://www.calflora.org/cgi-bin/species_query.cgi?where-calrecnum=205 Calflora database: Allium lacunosum
2. http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?8349,8354,8387 Jepson Manual: Allium lacunosum
3. http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?8349,8354,8387,8388 Jepson Manual: Allium lacunosum var. davisiae
4. http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Allium+lacunosum+var.+davisiae&one=T Calflora: Allium lacunosum var. davisiae
5. http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?8349,8354,8387,8389 Jepson Manual: Allium lacunosum var. kernense
6. http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Allium+lacunosum+var.+kernense&one=T Calflora: Allium lacunosum var. kernense
7. http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?8349,8354,8387,8390 Jepson Manual: Allium lacunosum var. lacunosum
8. http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Allium+lacunosum+var.+lacunosum&one=T Calflora: Allium lacunosum var. lacunosum
9. http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?8349,8354,8387,8391 Jepson Manual: Allium lacunosum var. micranthum
10. http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Allium+lacunosum+var.+micranthum&one=T Calflora: Allium lacunosum var. micranthum