Linaceae - Hesperolinon Congestum, Linola, Hesperolinon Drymarioides, Hhesperolinon Congestum, Linola, Hesperolinon Drymarioides, Hesperolinon Californicum, Hesperolinon Adenophyllum, Hesperoesperolinon Californicum, Hesperolinon Adenophyllum, Hesperolinon Breweri (Paperback)

Chapters: Hesperolinon Congestum, Linola, Hesperolinon Drymarioides, Hesperolinon Californicum, Hesperolinon Adenophyllum, Hesperolinon Breweri, Hesperolinon Tehamense, Hesperolinon Micranthum, Hesperolinon Disjunctum, Hesperolinon Serpentinum. Source: Wikipedia. Pages: 34. Not illustrated. Free updates online. Purchase includes a free trial membership in the publisher's book club where you can select from more than a million books without charge. Excerpt: Hesperolinon congestum, or Marin Dwarf Flax, is an annual herb, which is known to occur only in San Mateo, San Francisco and Marin County, California, USA. This plant occurs chiefly on serpentine soils, especially in dry native bunch grasses, chaparral or other grasslands at elevations less than 200 meters. The flowers are congested at the tips of the dichotomously branching stems. H. congestum is in flower between April and July. The outlook for this plant depends on survival of only about twenty small colonies, most of which are not actively managed for protection, even though the species is State and Federally listed as threatened. This species is also less commonly known as Marin Western Flax. Stems of this wildflower vary between five and fifteen centimeters in length, with linear leaves manifesting alternately. The leaves are typically not planar and not clasping, and stipule glands are well developed with red exudate.. Inflorescences are dense, with cymes characteristically open and 0.5 to 8.0 millimeter pedicels somewhat thread-like and ascending. The flower has five hairy sepals, which are three to four millimeters in size, whose margins are minutely glandular. Five petals are widely spreading between three and eight millimeters in dimension. These pink to rose colored petals each manifest three minute scales at the inner base; stamen dimensions vary between 5.5 and 7.0 millimeters. There are five stamens, and anthers are pink to deep purple. There exist six ovar...More: http: //booksllc.net/?id=820310