Jepson eFlora: Taxon page
Vascular Plants of California
Key to families | Table of families and genera
Previous taxon Index to accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Next taxon

Chlorogalum pomeridianum

Higher Taxonomy
Family: AgavaceaeView DescriptionDichotomous Key
Habit: Perennial herb, shrub, tree, fibrous succulent or not, from bulbs or rhizomes. Stem: above ground or not, branched or not. Leaf: simple, deciduous or not, basal or in terminal rosettes, generally sessile, linear, lanceolate, oblanceolate or ovate, fibrous or not, thin and flexible or thick and rigid or succulent; margin entire, fine-serrate, dentate, or with filaments, tips rigid or flexible, with a spine or not. Flower: bisexual; perianth parts 6, in 2 petal-like whorls, free or +- fused; stamens 6, +- fused to perianth, filaments often wide, succulent; ovary superior or inferior, chambers 3, style 1 (thick, poorly defined), stigma head-like or 3-lobed. Fruit: capsule, indehiscent, loculicidal, or septicidal. Seed: few to many, +- flat or ovoid, generally black.
Genera In Family: 24 genera, 637 species: worldwide.
eFlora Treatment Author: Dale W. McNeal, except as noted
Scientific Editor: Dale W. McNeal, Thomas J. Rosatti, Bruce G. Baldwin.
Genus: ChlorogalumView DescriptionDichotomous Key

Habit: Perennial herb; bulb ovoid to +- elongate, outer coat red-brown, membranous or fibrous. Leaf: basal, linear, often wavy-margined. Inflorescence: panicle, peduncled; flowers, buds 1 per node; bracts scarious. Flower: opening in evening, closed by morning, open 1 night; heterostylous or not; perianth parts 6 in 2 petal-like whorls, 8--30 mm, free, white, twisted together above ovary in fruit; stamens 6, attached to base of perianth, anthers attached at middle; ovary superior, chambers 3, style thread-like, < to > perianth lobes, deciduous, stigma +- 3-lobed. Fruit: loculicidal capsule, 3-chambered. Seed: 1--2 per chamber, ovoid, black.
Etymology: (Greek: green milk or juice) Note: Day-flowering species previously included in Chlorogalum a separate lineage, now treated as Hooveria.
eFlora Treatment Author: David J. Keil & Judith A. Jernstedt
Reference: Taylor & Keil 2018 Phytoneuron 2018-67: 1--6.
Unabridged Reference: Hoover 1940 Madroño 5:137--147; Jernstedt 2006 FNANM 26:307--310
Chlorogalum pomeridianum (DC.) Kunth
Habit: Bulb 7--15 cm, coat membranous or with coarse fibers. Leaf: 20--70 cm, 6--25 mm wide; margin generally wavy. Inflorescence: 30--250 cm, much-branched; pedicels 5--35 mm, slender, +- >= perianth. Flower: not heterostylous; perianth parts spreading or recurved, 15--25 mm, linear, white, midvein green or purple; stamens < perianth, anthers +- 2 mm, purple or yellow, pollen yellow or cream; style 10--15 mm, < to > perianth. Fruit: 5--7 mm, spheric to +- lobed.

Jepson eFlora Author: David J. Keil & Judith A. Jernstedt
Reference: Taylor & Keil 2018 Phytoneuron 2018-67: 1--6.
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

Previous taxon: Chlorogalum grandiflorum
Next taxon: Chlorogalum pomeridianum var. divaricatum

Name Search

Please use this Google Form for Contact/Feedback

Citation for this treatment: David J. Keil & Judith A. Jernstedt 2020, Chlorogalum pomeridianum, in Jepson Flora Project (eds.) Jepson eFlora, Revision 8,, accessed on June 14, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora,, accessed on June 14, 2024.

Chlorogalum pomeridianum  
var. divaricatum
click for enlargement
©2019 Neal Kramer
Chlorogalum pomeridianum
click for enlargement
©2003 Michael Charters
Chlorogalum pomeridianum
click for enlargement
©2023 Julie Kierstead Nelson
Chlorogalum pomeridianum  
var. pomeridianum
click for enlargement
©2021 Barry Rice
Chlorogalum pomeridianum
click for enlargement
©1999 John Game

More photos of Chlorogalum pomeridianum
in CalPhotos

Geographic subdivisions for Chlorogalum pomeridianum:
1. You can change the display of the base map layer control box in the upper right-hand corner.
2. County and Jepson Region polygons can be turned off and on using the check boxes.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).


Data provided by the participants of the  Consortium of California Herbaria.
View all CCH records
All markers link to CCH specimen records. The original determination is shown in the popup window.
Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.

CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time (fruiting time in some monocot genera).