Rare Plant Inventory

A Science-Driven Approach

Featured Rare Plant

Malacothamnus jonesii var. niveus
fragrant-snow bushmallow

Version v-9.5.1a Release Notes

Plummer's mariposa-lily (Calochortus plummerae). Credit Lara Hartley.

Additions / Changes / Deletions

Name
Xylorhiza panamintensis added to 1B.3 on 2025-06-30
Chlorogalum grandiflorum changed from 1B.2 to 4.2 on 2025-06-24
Carex holmgreniorum added to 2B.2 on 2025-06-11
Silene salmonacea changed from 1B.2 to 4.3 on 2025-04-30
Oenothera deltoides ssp. julpunensis added to 1B.1 on 2025-04-29
Mentzelia ravenii added to 1B.3 on 2025-03-11
Senecio aphanactis changed from 2B.2 to 1B.2 on 2025-02-19
Calochortus catalinae changed from 4.2 to CBR on 2025-02-18
Castilleja hololeuca changed from 1B.2 to 4.3 on 2025-02-04
Fritillaria brandegeei changed from 1B.3 to 1B.2 on 2025-02-03
Ladeania lanceolata changed from 2B.3 to 2B.2 on 2025-02-03
Erigeron serpentinus changed from 1B.3 to 1B.2 on 2025-02-03
Botrychium pinnatum changed from 2B.3 to 2B.2 on 2025-02-03
Botrychium ascendens changed from 2B.3 to 2B.2 on 2025-02-03
Astragalus nuttallii var. nuttallii changed from 4.2 to 4.3 on 2025-02-03
Astragalus anxius changed from 1B.3 to 1B.2 on 2025-02-03
Gilia leptantha ssp. transversa added to 4.2 on 2025-01-16
Distichlis littoralis added to 4.2 on 2024-12-20
Ericameria nauseosa var. ceruminosa added to 4.2 on 2024-11-15
Arctostaphylos rudis changed from 1B.2 to 1B.1 on 2024-10-01
Wyethia invenusta changed from CBR to 4.2 on 2024-09-26
Swertia perennis added to 4.2 on 2024-09-26
Galium hilendiae ssp. hilendiae added to 4.2 on 2024-09-26
Clarkia speciosa ssp. polyantha added to 4.3 on 2024-09-26
Aliciella lottiae Considered But Rejected on 2024-09-26
Acmispon cytisoides added to 4.2 on 2024-09-26
Malacothamnus jonesii var. jonesii changed from 4.3 to 1B.2 on 2024-09-12
Malacothamnus jonesii var. niveus added to 4.3 on 2024-09-11
Dudleya chasmophyta added to 1B.1 on 2024-09-04
Atriplex gypsophila added to 1B.3 on 2024-07-11
Malacothamnus discombobulatus added to 1B.2 on 2024-06-17
Sedum paradisum ssp. subroseum added to 1B.2 on 2024-05-24
Pentagramma rebmanii added to 1B.3 on 2024-05-21
Malacothamnus eastwoodiae added to 1B.1 on 2024-05-09
Malacothamnus astrotentaculatus added to 1B.3 on 2024-04-29
Schoenoplectiella saximontana added to 2B.1 on 2024-04-11
Holodiscus discolor var. cedrorum added to 1B.3 on 2024-04-11
Phyla nodiflora changed from PPD to CBR on 2024-03-19
Phacelia damnationensis added to 1B.3 on 2024-03-07
Phacelia saxicola added to 2B.3 on 2024-03-07
Cleomella palmeri changed from 2B.2 to 2B.1 on 2024-02-27
Nemacladus morefieldii added to PPD on 2024-02-02
Poa rhizomata changed from 4.3 to 1B.3 on 2024-02-01
Stuckenia striata added to 2B.3 on 2024-01-30
Boechera microphylla changed from 3 to CBR on 2024-01-22
Streptanthus callistus changed from 1B.3 to 1B.2 on 2024-01-19
Chylismia munzii added to 4.2 on 2024-01-18
Microseris laciniata ssp. detlingii changed from 2B.2 to 2B.1 on 2023-11-27
Keckiella rothrockii var. jacintensis added to 1B.3 on 2023-11-20
Aphyllon epigalium ssp. notocalifornicum added to 1B.3 on 2023-09-20

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Currently in Review

Name
Lewisia taylorii Trinity lewisia

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