Silphium speciosum Nuttall. Phenology: Jul-Sep. Habitat: Prairies, calcareous glades and barrens. Distribution: MO west to NE, south to nw. AR and OK.
Origin/Endemic status: Endemic
Synonymy ⓘ: = F, Il, Perry (1937); = Silphium integrifolium Michx. var. laeve Torr. & A.Gray — Ar, C, FNA21, G, GrPl, K4, SE1; < Silphium asperrimum Hook. — Tx. Basionym: Silphium speciosum Nutt. 1840
Links to other floras: = Silphium integrifolium var. laeve - FNA21
Show parent genus | Show parent in key(s)
Heliophily ⓘ: 9
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.
© jim_keesling, some rights reserved (CC BY-NC), uploaded by jim_keesling source CC-BY-NC | Original Image ⭷
© tallpaultheforester, some rights reserved (CC BY-NC), uploaded by tallpaultheforester source CC-BY-NC | Original Image ⭷
© Jennifer Ogle, some rights reserved (CC BY-NC), uploaded by Jennifer Ogle source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© jim_keesling, some rights reserved (CC BY-NC), uploaded by jim_keesling source CC-BY-NC | Original Image ⭷
© Jennifer Ogle, some rights reserved (CC BY-NC), uploaded by Jennifer Ogle source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Jennifer Ogle, some rights reserved (CC BY-NC), uploaded by Jennifer Ogle source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© jim_keesling, some rights reserved (CC BY-NC), uploaded by jim_keesling source CC-BY-NC | Original Image ⭷
© jim_keesling, some rights reserved (CC BY-NC), uploaded by jim_keesling source CC-BY-NC | Original Image ⭷
© Zach DuFran, some rights reserved (CC BY-NC), uploaded by Zach DuFran source CC-BY-NC | Original Image ⭷
© Jennifer Ogle, some rights reserved (CC BY-NC), uploaded by Jennifer Ogle source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Jennifer Ogle, some rights reserved (CC BY-NC), uploaded by Jennifer Ogle source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© jim_keesling, some rights reserved (CC BY-NC), uploaded by jim_keesling source CC-BY-NC | Original Image ⭷Feedback
See something wrong or missing on about Silphium speciosum? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months. If a species is not keyed, that's because keying is ongoing. Please don't send us feedback about unkeyed species.
Horticultural Information
Intro:
Stems:
Leaves:
Inforescence:
Flowers:
Fruits:
Comments:
Height:
plant sale text:
bloom table text:
description:
stems:
leaves:
inflorescence:
flowers:
fruits:
comments:
cultural notes:
germination code:
native range:
0 unsaved edits on this page.