Rare Plant Inventory

A Science-Driven Approach

Latest Updates: Version v-9.5 released. Release Notes

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

Additions / Changes / Deletions

Name
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
Syntrichia lithophila added to 2B.3 on 2023-08-25
Nemacladus bellus added to 1B.3 on 2023-08-02
Eriogonum glandulosum changed from to 4.3 on 2023-06-29
Lomatium kogholiini added to 1B.2 on 2023-06-13
Dudleya abramsii ssp. murina changed from 1B.3 to 1B.1 on 2023-06-02
Ipomopsis polycladon changed from CBR to CBR on 2023-05-26
Calycadenia spicata added to 1B.3 on 2023-05-17
Galium argense added to 1B.3 on 2023-05-16
Lomatium repostum changed from 1B.2 to 4.2 on 2023-05-12
Nemacladus twisselmannii var. botanywomaniae added to 1B.1 on 2023-04-26
Agave simplex added to 2B.3 on 2023-04-18
Allium incomptum added to 1B.3 on 2023-04-05
Isoetes minima added to 1B.1 on 2023-03-29
Aphyllon robbinsii added to 1B.1 on 2023-03-28
Eryngium montereyense added to 1B.1 on 2023-03-15
Orobanche ludoviciana var. arenosa changed from 2B.3 to CBR on 2023-03-15
Botrychium minganense changed from 2B.2 to 4.2 on 2023-02-15
Erythranthe discolor added to 4.2 on 2023-02-15
Layia erubescens added to 1B.2 on 2023-01-30
Malacothamnus mendocinensis changed from 1A to 1B.1 on 2023-01-20
Hoffmannseggia peninsularis added to 1B.1 on 2023-01-20
Penstemon clevelandii var. mohavensis added to 1B.2 on 2022-11-28
Campylopodiella stenocarpa changed from 2B.2 to CBR on 2022-11-17
Erigeron conditii added to 1B.1 on 2022-11-17
Scytinium siskiyouense added to 1B.1 on 2022-10-13
Marsupella aquatica Considered But Rejected on 2022-10-13
Scytinium teretiusculum Considered But Rejected on 2022-10-12
Selaginella scopulorum changed from 3 to 2B.3 on 2022-10-04

Status Review Documents

Currently in Review

Name
Acmispon cytisoides Bentham's broom
Aliciella lottiae Lott's aliciella
Clarkia speciosa ssp. polyantha red spot clarkia
Galium hilendiae ssp. hilendiae Hilend's bedstraw
Malacothamnus jonesii var. jonesii Jones's bushmallow
Malacothamnus jonesii var. niveus fragrant-snow bushmallow
Swertia perennis felwort
Wyethia invenusta rayless mule's ears

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