Seed Study - Ipomoea leptophylla
Species: Ipomoea leptophylla
Seedling identification: The very distinctive cotyledons are lobed, smooth and large in size. Seed coat is fairly persistent after the plant emerges, often staying attached until the cotyledons unfold.
Ipomoea leptophylla – bush morningglory
Average number of good seeds per gram bulk matter: n.m.
Average number of good seeds per gram cleaned: 9.2
Commercial estimates of seeds per gram: n.a.
Percent seed: 40
Percent live: 67
Collection dates: September 20 and 28
Collection effort: 363 grams in 13 person hours
Collection notes: Species is fairly rare in the park and many of the seeds we found and collected were insect damaged. We collected from private land south of Hot Springs and found a lot of capsules with holes and small white grubs in them.
Cleaning notes: Clean seed measurement had seed out of the pods and most of the buggy or moldy seed removed.
Did You Know?
Winds caused by changes in barometric pressure are what give Wind Cave its name. These winds have been measured at the cave's walk-in entrance at over 70 mph. The winds at the natural entrance of the cave attracted the attention of Native Americans and early settlers.