familyApocynaceae
genusAsclepias
speciesAsclepias asperula
subspeciesAsclepias asperula subsp. capricornu
Difference between revisions of "Asclepias asperula subsp. capricornu"
Ann. Missouri Bot. Gard. 41: 195. 1954.
Endemic
Basionym: Asclepias capricornu Woodson Ann. Missouri Bot. Gard. 32: 370. 1945
Synonyms: Acerates decumbens (Nuttall) Decaisne Anantherix decumbens Nuttall Asclepias asperula var. decumbens (Nuttall) Shinners Asclepiodora decumbens (Nuttall) A. Gray
Treatment appears in FNA Volume 14.
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Latest revision as of 13:13, 24 November 2024
Leaves blades lanceolate, 5–14.5 × 0.7–3.7 cm, apex acute to attenuate. Peduncles 0–6.8 cm. Corona segments white, reddish purple dorsally, 4.5–6 mm. Follicles 6–9(–11.5) cm, ribs sparsely to densely muricate for most of length. Seeds 5–7 × 4–5 mm.
Phenology: Flowering Mar–Sep(–Nov); fruiting Apr–Sep(–Nov).
Habitat: Hills, slopes, ridge tops, plains, streambanks, dunes, pastures, fields, limestone, sandstone, gypsum, igneous substrates, rocky, clay, calcareous, and sandy soils, prairies, shrubby grasslands, oak-juniper, juniper, and oak woodlands.
Elevation: 50–1200 m.
Distribution
Kans., Nebr., Okla., Tex.
Discussion
Subspecies capricornu is considered to be of conservation concern in Nebraska, where it has been recorded only at a single location in Nuckolls County.
Selected References
None.
Lower Taxa
None.
... more about "Asclepias asperula subsp. capricornu"
Hills, slopes, ridge tops, plains, streambanks, dunes, pastures, fields, limestone, sandstone, gypsum, igneous substrates, rocky, clay, calcareous, and sandy soils, prairies, shrubby grasslands, oak-juniper, juniper, and oak woodlands. +
Ann. Missouri Bot. Gard. +
1954 +
Endemic +
Asclepias asperula subsp. capricornu +
Asclepias asperula +
subspecies +