---
type: "Bill"
title: "Designation of State Mushroom"
description: "The act designates the Agaricus julius mushroom, commonly known as the Emperor mushroom, as the state mushroom of the state of Colorado."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2025A"
identifier: "HB 25-1091"
citation: "Colorado HB 25-1091 (2025A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Jacque Phillips", "Kyle Mullica"]
version_count: 8
action_count: 14
vote_count: 5
first_action: "2025-01-23T07:00:00+00:00"
last_action: "2025-03-31T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/7a884395-a6da-41e1-a318-e594d589b50c"
source_url: "https://leg.colorado.gov/bills/hb25-1091"
source_hash: "3c1b3092afe6c172114b15baf731df901323af52a590ddedc03742f1ced3f5aa"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-co"]
---

# Colorado HB 25-1091 (2025A) — Designation of State Mushroom

The act designates the Agaricus julius mushroom, commonly known as the Emperor mushroom, as the state mushroom of the state of Colorado.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Committee Amendment** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2025a_hb1091_s_sa_001.pdf)
2. **Engrossed (02/04/2025)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2025A/bills/2025a_1091_eng.pdf)
3. **Final Act (03/25/2025)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2025A/bills/2025a_1091_enr.pdf)
4. **Introduced (01/23/2025)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2025A/bills/2025a_1091_01.pdf)
5. **Reengrossed (02/05/2025)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2025A/bills/2025a_1091_ren.pdf)
6. **Rerevised (03/12/2025)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2025A/bills/2025a_1091_rer.pdf)
7. **Revised (03/11/2025)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2025A/bills/2025a_1091_rev.pdf)
8. **Signed Act (03/31/2025)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2025a_1091_signed.pdf)

## Votes

- AMEND — **33–1** (pass) · upper
- CONCUR — **56–7** (pass) · lower
- BILL — **30–4** (pass) · upper
- BILL — **55–8** (pass) · lower
- REPASS — **59–4** (pass) · lower

## Sponsors

- Jacque Phillips — primary (person)
- Kyle Mullica — primary (person)
- A. Valdez — cosponsor (person)
- B. Bradley — cosponsor (person)
- B. Titone — cosponsor (person)
- C. Clifford — cosponsor (person)
- C. Espenoza — cosponsor (person)
- J. Bacon — cosponsor (person)
- J. Joseph — cosponsor (person)
- J. Willford — cosponsor (person)
- K. Brown — cosponsor (person)
- K. McCormick — cosponsor (person)
- L. Smith — cosponsor (person)
- M. Carter — cosponsor (person)
- M. Froelich — cosponsor (person)
- M. Lindsay — cosponsor (person)
- M. Rutinel — cosponsor (person)
- R. Gonzalez — cosponsor (person)
- S. Camacho — cosponsor (person)
- S. Woodrow — cosponsor (person)
- W. Lindstedt — cosponsor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2025-03-31T06:00:00+00:00** Governor Signed `executive-signature`
- **2025-03-26T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2025-03-25T06:00:00+00:00** Signed by the President of the Senate
- **2025-03-24T06:00:00+00:00** Signed by the Speaker of the House
- **2025-03-17T06:00:00+00:00** House Considered Senate Amendments - Result was to Concur - Repass
- **2025-03-13T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2025-03-12T06:00:00+00:00** Senate Third Reading Passed with Amendments - Floor `passage, reading-3`
- **2025-03-11T06:00:00+00:00** Senate Second Reading Passed - No Amendments `reading-2`
- **2025-03-06T07:00:00+00:00** Senate Committee on State, Veterans, & Military Affairs Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2025-02-06T07:00:00+00:00** Introduced In Senate - Assigned to State, Veterans, & Military Affairs `introduction`
- **2025-02-05T07:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2025-02-04T07:00:00+00:00** House Second Reading Special Order - Passed - No Amendments
- **2025-02-03T07:00:00+00:00** House Committee on State, Civic, Military, & Veterans Affairs Refer Unamended to House Committee of the Whole `committee-passage, referral-committee`
- **2025-01-23T07:00:00+00:00** Introduced In House - Assigned to State, Civic, Military, & Veterans Affairs `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/7a884395-a6da-41e1-a318-e594d589b50c`. Confidence: reported (aggregated from official Colorado legislature records).