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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Annual, perennial herb, rhizomed or dense-tufted, terrestrial or aquatic.
Leaf: generally ± basal, alternate, ± flat to narrow- cylindric; sheath open, generally liguled.
Inflorescence: spike or generally ± scapose raceme; bracts 0.
Flower: generally bisexual; perianth parts generally 6 in 2 whorls (0, 1) [3, 4], free, ± green or tinged ± red-purple; stamens 0, 1, 3, or 6, filaments short, ± fused to perianth; pistil 1, carpels 1, 6 [3, 4], ± fused, separating in fruit [or not], each with 1 chamber and 1 ovule or 3 carpels fertile, 3 sterile, placentas basal, stigmas generally ± sessile.
Fruit: achene or generally mericarps.
3 genera, 30 species: temperate, circumboreal, Australia, s Africa, South America. [Haynes & Hellquist 2000 FNANM 22:43–46; von Mering & Kadereit 2010 in Seberg (ed.), Diversity, Phylogeny, and Evolution in the Monocotyledons, Aarhus Univ Press] Lilaea included in Triglochin. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [von Mering, S., Kadereit, J.W. (2010): Phylogeny, systematics and recircumscription of Juncaginaceae - a cosmopolitan wetland family. In Seberg, O. (ed.), Diversity, Phylogeny, and Evolution in the Monocotyledons: Proceedings of the Fourth International Conference on the Comparative Biology of the Monocotyledons. Aarhus University Press.]
Plant ± glabrous.Key to Triglochin
Leaf: basal, ± tufted; sheath membranous; ligule tip entire to 2-lobed .
Flower: perianth parts generally adaxially concave; anthers ± sessile; stigma papillate or ± plumose.
Fruit: achene or generally 3, 6 mericarps.
Seed: 1, linear, ± flat or angled.
± 20 species: temperate, circumboreal, Australia, s Africa, South America. (Greek: 3 points, from fruits of some) TOXIC when fresh, from cyanogenic compounds.
Annual, tufted, in youth submersed, in age ± emergent; roots fibrous.
Leaf: 5–20(45) cm, 1–5 mm wide, ± elliptic to ± round in ×-section; ligule ± 1 mm, tip ± obtuse or ± notched.
Inflorescence: ± scapose, generally emergent, ± dense spike of bisexual and sometimes staminate flowers, (2)6–20 cm, + 2 submersed, sessile pistillate flowers enclosed in leaf sheath at base of scape.
Bisexual flower: perianth part 1, 2–3 mm; stamen 1; carpel 1, style generally short.
Staminate flower: perianth part 1, 2–3 mm; stamen 1.
Pistillate flower: perianth 0; carpel 1, style 6–20 cm, thread-like, stigma floating, head-like.
Fruit: achene, 2–10 mm, ribbed, ± flat, ± winged in bisexual flowers, angled in pistillate flowers, tip truncate with off-center beak.
2n=12. Vernal pools, streams, ponds, lake margins; < 1700 m. North Coast, Inner North Coast Ranges, Sierra Nevada, Great Central Valley, Central Western California, South Coast, Peninsular Ranges, Great Basin Floristic Province;
Previous taxon: Triglochin palustris
Next taxon: Triglochin striata
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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|Bioregions in which taxon occurs||Red area (if present) is the part of the bioregion lying between the upper and lower elevation limits of the taxon;|
markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may have georeferencing or identification issues.
Chart based on elevation range in Manual and elevations and coordinates of CCH records.
Data provided by the participants of the Consortium of California Herbaria.
Note: About half of the CCH records include both elevation and coordinates.
|Map made in collaboration with Scott Loarie. Data provided by the participants of the Consortium of California Herbaria.
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