OregonFlora: Sagina maxima vs. Sagina saginoides

	Sagina maxima	Sagina saginoides
	fleshy pearlwort, thick-stemmed pearlwort	alpine pearlwort, arctic pearlwort
Habit		Plants perennial.
Stems		ascending or decumbent; (1)2–12 cm, glabrous, sterile basal rosettes often present.
Leaves		(3)5–15 mm, not fleshy, glabrous.
Inflorescences		pedicels 10–30 mm, recurved in flower; straight in fruit, glabrous.
Flowers		sepals 5, 1.5–2.5 mm, usually appressed in fruit; petals 5, 75–100% as long as sepals; stamens usually 10.
Seeds		obliquely triangular, laterally compressed with a dorsal groove, 0.2–0.4 mm, brown; smooth or slightly roughened.
2n		=22.

	Sagina maxima	Sagina saginoides
Distribution	[WildflowerSearch map] [BONAP county map]	[WildflowerSearch map] [BONAP county map]
Discussion		Moist meadows and creek banks. Flowering Jun–Aug. 0–2800 m. BR, BW, Casc, CR, ECas, Est, Sisk. CA, ID, NV, WA; western North America; circumboreal. Native.
Source		Flora of Oregon, volume 2, page 564 Rich Rabeler, Ronald Hartman
Sibling taxa	S. alexandrae, S. apetala, S. decumbens, S. japonica, S. procumbens, S. saginoides	S. alexandrae, S. apetala, S. decumbens, S. japonica, S. maxima, S. procumbens
Subordinate taxa	S. maxima ssp. crassicaulis
Synonyms		Sagina saginoides var. hesperia
Web links	Local floras: BC, OR, WA Local Web sites: Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Sagina maxima

Sagina saginoides

fleshy pearlwort, thick-stemmed pearlwort

alpine pearlwort, arctic pearlwort

Habit

Plants perennial.

Stems

ascending or decumbent; (1)2–12 cm, glabrous, sterile basal rosettes often present.

Leaves

(3)5–15 mm, not fleshy, glabrous.

Inflorescences

pedicels 10–30 mm, recurved in flower; straight in fruit, glabrous.

Flowers

sepals 5, 1.5–2.5 mm, usually appressed in fruit;

petals 5, 75–100% as long as sepals;

stamens usually 10.

Seeds

obliquely triangular, laterally compressed with a dorsal groove, 0.2–0.4 mm, brown; smooth or slightly roughened.

=22.

Sagina maxima

Sagina saginoides

Distribution

[WildflowerSearch map]

[BONAP county map]

[WildflowerSearch map]

[BONAP county map]

Discussion

Moist meadows and creek banks. Flowering Jun–Aug. 0–2800 m. BR, BW, Casc, CR, ECas, Est, Sisk. CA, ID, NV, WA; western North America; circumboreal. Native.

Source

Flora of Oregon, volume 2, page 564
Rich Rabeler, Ronald Hartman

Sibling taxa

S. alexandrae, S. apetala, S. decumbens, S. japonica, S. procumbens, S. saginoides

S. alexandrae, S. apetala, S. decumbens, S. japonica, S. maxima, S. procumbens

Subordinate taxa

S. maxima ssp. crassicaulis

Synonyms

Sagina saginoides var. hesperia

Web links