Stenocephalum, Schultz Bipontinus, 1863
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publication ID |
https://doi.org/ 10.11646/phytotaxa.438.1.3 |
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persistent identifier |
https://treatment.plazi.org/id/862687A3-FF9D-FF8E-FF55-5362FA6D3ADC |
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treatment provided by |
Felipe |
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scientific name |
Stenocephalum |
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Key to the species of Stenocephalum View in CoL
1. Heads terminal, grouped at stem top ..................................................................................................................................................2
– Heads solitary to grouped, axillary, disposed along stems or branches .............................................................................................3
2. Leaf blades obovate to oblanceolate. Florets 9–11............................................................ 8. S. tragiifolium (Mart. ex DC.) Sch.Bip. View in CoL
– Leaf blades linear. Florets 5–6.............................................................................................. 6. S. monticola (Mart. ex DC.) Sch.Bip. View in CoL
3. Florets 3–4 .......................................................................................................................... 1. S. apiculatum (Mart. ex DC.) Sch.Bip. View in CoL
– Florets 6–7 ..........................................................................................................................................................................................4
4. Heads solitary, axillary, laxly disposed along stems. Blades narrowed at base .................................................................................5
– Heads mostly grouped, densely disposed on principal stem and its branches. Blades expanded at base ..........................................7
5. Leaf blades narrowly linear................................................................................................................................................................6
– Leaf blades ovate.............................................................................................................................4. S. jucundum (Gleason) H.Rob. View in CoL
6. Phyllaries glabrous, apiculate at apex ................................................................................................... 3. S. hystrix (Chodat) H.Rob. View in CoL
– Phyllaries densely lanate, obtuse at apex ............................................................................................ 7. S. niveum (Chodat) Dematt. View in CoL
7. Phyllaries lanceolate, apiculate and curved at apex ........................................................... 5. S. megapotamicum (Spreng.) Sch.Bip. View in CoL
– Phyllaries oblong-lanceolate, subobtuse and appressed at apex ................................................................. 2. S. hexanthum Sch.Bip. View in CoL
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