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Wind Cave National ParkFalse Gromwell Seedling
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Wind Cave National Park
Seed Study - Onosmodium bejariense
Onosmodium bejariense (Onosmodium molle) - False Gromwell, Soft Hair Marbleseed

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Onosmodium bejariense (Onosmodium molle) - False Gromwell, Soft Hair Marbleseed

Species: Onosmodium bejariense (Onosmodium molle)
Common name: false gromwell, soft hair marbleseed

Seedling identification: Leaves have parallel venation and soft long hair, are quite large, ovate and rounded at the tip.

 

Onosmodium molle – false gromwell
Average number of good seeds per gram bulk matter: n.m.
Average number of good seeds per gram cleaned: 52
Commercial estimates of seeds per gram: n.a.
Percent seed: n.m.
Percent live: 99
Collection dates: July 26 and 28; August 2 and 3; September 25; October 6, 7,11, 12 and 20; November 8.
Collection effort: 133 grams in 15 person hours
Collection notes: Difficult to collect a lot at one time because plants are scattered, plus seeds are slick and fall from the plant easily (not necessarily into the hand or a collection bag). Also, the seed from one plant doesn’t ripen all at once, but instead over a long period of time.
Cleaning notes: Clean measurement was pure seed with a few empty hulls.
Stemless Hymenoxys  

Did You Know?
The scientific name for the Stemless Hymenoxys is Hymemoxys acaulis. Acaulis means "stemless" and referes to the leafless stalks which bear the flower heads.
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Last Updated: September 14, 2007 at 11:39 EST