|
|
hairstem rush
|
|
Plants annual, 0.9–6 cm tall, unbranched. |
|
capillary; basal. |
|
1–2(3) flowers in a terminal cluster; flowers subtended by 2 bractlets; tips acute. |
|
tepals usually 4(6), red, brown or dark brown; stamens usually 2(3); filaments 0.6–1.1 mm; anthers 0.3–0.4 mm; styles 0.1–0.3 mm. |
|
subglobose to obovoid, usually shorter than the tepals, pale green (red); apex sometimes red or blackish, acuminate to attenuate; capsule much paler than tepals. |
|
4–9 per capsule, 2–3 per chamber, 0.5–0.8 × 0.3–0.45 mm, longitudinally striate; though sometimes faintly so (at 30×). |
|
=36. |
|
|
Juncus acutus |
|
|
|
|
|
Stream banks, seeps. 1800–1900 m. BR. CA. Native. This species has the fewest seeds per capsule of any North American Juncus. |
|
Flora of Oregon, volume 1, page 273
Peter Zika |
J. acuminatus, J. anthelatus, J. articulatus, J. balticus, J. bolanderi, J. brevicaudatus, J. breweri, J. bryoides, J. bufonius, J. bulbosus, J. canadensis, J. capillaris, J. capitatus, J. compressus, J. confusus, J. conglomeratus, J. covillei, J. diffusissimus, J. drummondii, J. dudleyi, J. effusus, J. ensifolius, J. ensifolius x Juncus nevadensis, J. exiguus, J. falcatus, J. filiformis, J. gerardi, J. hemiendytus, J. hesperius, J. howellii, J. inflexus, J. interior, J. kelloggii, J. laccatus, J. lescurii, J. longistylis, J. marginatus, J. mertensianus, J. mexicanus, J. nevadensis, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. planifolius, J. ranarius, J. regelii, J. saximontanus, J. supiniformis, J. tenuis, J. tiehmii, J. torreyi, J. triglumis, J. trilocularis, J. uncialis |
J. acuminatus, J. anthelatus, J. articulatus, J. balticus, J. bolanderi, J. brevicaudatus, J. breweri, J. bryoides, J. bufonius, J. bulbosus, J. canadensis, J. capitatus, J. compressus, J. confusus, J. conglomeratus, J. covillei, J. diffusissimus, J. drummondii, J. dudleyi, J. effusus, J. ensifolius, J. ensifolius x Juncus nevadensis, J. exiguus, J. falcatus, J. filiformis, J. gerardi, J. hemiendytus, J. hesperius, J. howellii, J. inflexus, J. interior, J. kelloggii, J. laccatus, J. lescurii, J. longistylis, J. marginatus, J. mertensianus, J. mexicanus, J. nevadensis, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. planifolius, J. ranarius, J. regelii, J. saximontanus, J. supiniformis, J. tenuis, J. tiehmii, J. torreyi, J. triglumis, J. trilocularis, J. uncialis |
| |
Flora NW
PNW Herbaria
WildflowerSearch
iNaturalist
USDA Plants Database
CA
OR
