146 
CRASSTJLACEiE. (ORPINE FAMILY.) 
1. TILLiEA, L. Till^a. 
Sepals, petals, stamens, and pistils 3-4. Pods 2 - many-seeded. 
— Very small tufted annuals, with opposite entire leaves and 
axillary flowers. (Named in honor of Tilli , an early Italian 
botanist.) 
1. X. simplex, Nutt. Rooting at the base; leaves linear- 
oblong, their bases somewhat confluent; flowers solitary, nearly 
sessile ; calyx half the length of the (greenish-white) petals and 
narrow 8 - 10-seeded pods, the latter with a scale at the base of 
each. (T. ascendens, Eaton.) — Muddy river-banks, Nantucket 
(Oakes ), and New Haven, Connecticut, to Philadelphia. July-Sept. 
— Plant 1' - 2' high. 
2. SEDUM, L. Stone-crop. Orpine. 
Sepals and petals 5, or rarely 4. Stamens 10, or rarely 8. 
Pods many-seeded; a little scale at the base of each. — Chiefly 
perennial, smooth and thick-leaved herbs, with the flowers cy- 
mose or one-sided. (Name from sedeo , to sit, alluding to the man¬ 
ner in which these plants fix themselves upon rocks and walls.) 
1. S* torn atu 111 , Michx. (Three-leaved Stone-crop.) L°" 
and spreading, creeping at the base ; lower leaves whorled in threes, 
wedge-obovate; the uppermost scattered, oblong; cyme 3-spike , 
spreading, with the 1-sided flowers octandrous, the solitary centra 
flower 10-androus; stamens shorter than the linear-lanceolate (white) 
petals. Rocky woods, Pennsylvania and Ohio: also common in gar 
dens. May, June. 
2. S. telcpluoides, Michx. (American Orpine.) Stems 
stout, erect (6' -12' high), leafy to the top; leaves scattered, lance 
olate or obovate, sparingly toothed or entire, tapering to the base, 
flowers in a terminal capitate cyme, 10-androus; petals ovate- a 
ceolate, purplish-white. — Rocks throughout the Alleghanies from 
Maryland southward, and probably in Pennsylvania: but in e ' 
York naturalized specimens of the following nearly allied species 
have probably been mistaken for it. 
3. S. Telepllilllll, L. (Garden Orpine, or Live-for-e'e r 0 
Stems erect, leafy to the top, tall; leaves scattered, oval, ° tu ’ 
serrate, somewhat tapering at the base ; cymes dense, compoun^ 
petals purple. — Straying from gardens, and naturalized in a t 
places. 
S. pulchellum, Michx., a handsome species with linear leaves 
and rose-purple flowers, is to be sought in S. W. Pennsylvania. 
