The distinction between Sagina apetala and S. micropetala (Caryophyllaceae: Sagineae), their phylogenetic relationships, and a note on the coastal origin of some widespread ruderals Author Dillenberger, Markus S. Institut für Organismische und Molekulare Evolutionsbiologie, Johannes Gutenberg-Universität Mainz, 55099 Mainz, Germany. & Institut für Biologie, AG Systematische Botanik und Pflanzengeographie, Freie Universität Berlin, Altensteinstr. Author Kadereit, Joachim W. Institut für Organismische und Molekulare Evolutionsbiologie, Johannes Gutenberg-Universität Mainz, 55099 Mainz, Germany. text Willdenowia 2022 2022-02-10 52 1 5 23 https://doi.org/10.3372/wi.52.52101 journal article 311261 10.3372/wi.52.52101 d329c0fd-52cb-4bc7-a36c-e1a77ffe242e 1868-6397 16322408

Table 2. Morphological characters investigated in specimens of Sagina apetala and S. micropetala.

	Percentage of flowers/leaves/ axes		Percentage of individuals with only this character state
Character	Clade II (Sagina apetala)	Clade I (Sagina micropetala)	Clade II (Sagina apetala)	Clade I (Sagina micropetala)
Sepals appressed to capsule	91.25	44.15	62.5	12.94
Sepals horizontally spreading	8.75	55.85	0	21.18
Sepals equalling capsule length	87.5	86.76	50.0	62.35
Sepals distinctly shorter than capsule (sepal length ≤ 4/5 capsule length)	12.5	13.24	0	1.18
Outer sepals acute	61.25	6.86	31.25	0
Outer sepals obtuse	38.75	93.14	6.25	72.94
Outer sepals flat	78.25	37.83	50.0	4.71
Outer sepals cucullate	21.25	62.17	0	16.47
Outer sepals mucronate	11.25	8.51	0	0
Outer sepals not mucronate	88.75	91.49	56.25	68.24
Sepals glandular-pubescent	91.25	2.84	75.0	1.18
Sepals glabrous	8.75	97.16	0	94.12
Sepal margins red	3.75	68.87	0	49.41
Sepal margins white-hyaline	96.25	31.13	87.5	12.94
Leaves not ciliate	53.75	16.04	31.25	9.41
Leaves ciliate only at base	45.0	37.5	25.0	21.18
Leaves ciliate beyond their middle	1.25	46.46	0	31.76
Axis glabrous	85.0	65.09	75.0	55.29
Axis eglandular-pubescent	0	31.17	0	22.35
Axis glandular-pubescent	15.0	3.54	0	2.35
Capsule narrowly ovoid (capsule width ≤ 4/5 capsule length)	65.0	39.62	25.0	9.41
Capsule broadly ovoid	35.0	60.38	6.25	23.53